Loss Contingency [Abstract] 2019 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2020 Operating Leases, Future Minimum Payments, Due in Two Years 2021 Operating Leases, Future Minimum Payments, Due in Three Years 2022 Operating Leases, Future Minimum Payments, Due in Four Years 2023 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total future minimum property lease commitments Operating Leases, Future Minimum Payments Due Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Land Land [Member] Buildings Building [Member] Machinery and other equipment Machinery and Equipment [Member] Computer equipment Computer Equipment [Member] Software Software and Software Development Costs [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Property, plant and equipment, gross Property, Plant and Equipment, Gross Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant and equipment, net Property, Plant and Equipment, Net Depreciation expense Depreciation Accounting Policies [Abstract] Basic weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Common stock awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Senior subordinated convertible notes (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Diluted weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Valuation and Qualifying Accounts [Abstract] Valuation and Qualifying Accounts Disclosure [Table] Valuation and Qualifying Accounts Disclosure [Table] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves [Domain] Valuation Allowances and Reserves [Domain] Allowance for doubtful accounts and sales allowances Allowance For Doubtful Accounts And Sales Allowances [Member] Allowance established for amounts due that are unlikely to be received and for the estimate of customer returns, exchanges, discounts or other forms of anticipated concessions that are treated as a reduction of revenue. Reserve for inventory obsolescence Inventory Valuation Reserve [Member] Valuation and Qualifying Accounts Disclosure [Line Items] Valuation and Qualifying Accounts Disclosure [Line Items] Movement in Valuation Allowances and Reserves [Roll Forward] Movement in Valuation Allowances and Reserves [Roll Forward] Balance at beginning of year Valuation Allowances and Reserves, Balance Additions charged to costs and expenses Valuation Allowances and Reserves, Additions for Charges to Cost and Expense Deductions Valuation Allowances and Reserves, Deductions Other Valuation Allowances and Reserves, Additions for Adjustments Balance at end of year Income Tax Disclosure [Abstract] Federal statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Foreign rate differential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent R&D tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent State taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Section 199 deduction Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Percent Stock-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Percent Tax Cuts and Jobs Act of 2017 - enactment date and measurement period adjustments Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Percent Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Percent Global intangible low taxed income (GILTI) inclusion Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Global Intangible Low Taxed Income Inclusion, Percent Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Global Intangible Low Taxed Income Inclusion, Percent Foreign-derived intangible income (FDII) deduction Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Foreign-Derived Intangible Income Deduction, Percent Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Foreign-Derived Intangible Income Deduction, Percent Tax on planned remittances of foreign earnings Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Transition Tax On Accumulated Foreign Earnings, Percent Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Transition Tax On Accumulated Foreign Earnings, Percent Other, net Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Earnings Before Income Taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Schedule of Components of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Schedule of Unrecognized Tax Benefits Roll Forward Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Fair Value Disclosures [Text Block] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Number of shares Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Outstanding, beginning balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Canceled (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Outstanding, ending balance (in shares) Exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted-average exercise price per share Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Outstanding, beginning balance (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Canceled (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Outstanding, ending balance (in dollars per share) Exercisable (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted-average contractual term, outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Weighted-average contractual term, exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate intrinsic value, outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value, exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Sales and Long-Lived Assets by Country of Origin Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Credit facility Line of Credit [Member] Senior notes Senior Notes [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving credit facility Revolving Credit Facility [Member] Letter of credit Letter of Credit [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2016 Facility Credit Facility Member 2016 [Member] 2012 Facility Credit Facility Member 2012 [Member] Refers to credit facility for the period of 2012. $700 3.650% senior notes due 2023 Senior Notes Due 2023 [Member] Senior Notes Due 2023 [Member] $800 4.200% senior notes due 2028 Senior Notes Due 2028 [Member] Senior Notes Due 2028 [Member] $500 2.800% senior notes due 2021 Senior Notes 2021 [Member] Refers to senior notes for the period of 2021. $700 3.800% senior notes due 2026 Senior Notes 2026 [Member] Refers to senior notes for the period of 2025. $600 3.000% senior notes due 2020 Senior Notes 2020 [Member] Refers to senior notes for the period of 2020. $300 3.850% senior notes due 2025 Senior Notes 2025 [Member] Refers to senior notes for the period of 2025. $800 2.050% senior notes due 2018 Senior Notes 2018 [Member] Refers to senior notes for the period of 2018. $500 3.125% senior notes due 2022 Senior Notes 2022 [Member] Refers to senior notes for the period of 2022. $500 6.250% senior notes due 2019 Senior Notes 2019 [Member] Refers to senior notes for the period of 2019. Other Capital Lease Obligations And Foreign Letter Of Credit Issuance [Member] Borrowings recorded for a lease meeting the criteria for capitalization and other foreign letter of credit issuances. Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Through June 30, 2017 Through June 30, 2017 [Member] Through June 30, 2017 [Member] Through December 31, 2017 Through December 31, 2017 [Member] Through December 31, 2017 [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt term Debt Instrument, Term Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Additional borrowing capacity available Line Of Credit Facility, Potential Additional Borrowing Capacity Line Of Credit Facility, Potential Additional Borrowing Capacity Outstanding borrowings Long-term Line of Credit Consolidated total leverage ratio Debt Instrument, Covenant, Leverage Ratio Debt Instrument, Covenant, Leverage Ratio Face amount of debt Debt Instrument, Face Amount Interest rate Debt Instrument, Interest Rate, Stated Percentage Payment of senior notes Repayments of Senior Debt Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt Redemption price percentage Debt Instrument, Redemption Price, Percentage Outstanding letters of credit Letters of Credit Outstanding, Amount Stock-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Fair Value of Debt Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Incentive Plan 2016 Incentive Plan 2016 [Member] Roper Technologies 2016 Incentive Stock Plan Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Stock options Employee Stock Option [Member] Restricted stock Restricted Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Maximum employee subscription rate Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate Common stock discount rate from market price for employees Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date Stock based compensation expense, accelerated vesting Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost Purchase price of common stock, percent of market value, not less than Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Stock based compensation expense Allocated Share-based Compensation Expense Nonvested options granted, unrecognized compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options Nonvested options granted, period for recognition Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Options exercised, total intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Proceeds from stock options exercised Proceeds from Stock Options Exercised Nonvested shares granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Nonvested awards other than options granted, unrecognized compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options Nonvested awards other than options granted, weighted average period for recognition Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms Stock issued during period under employee stock purchase plan (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Proceeds from issuance of shares under employee stock purchase plan Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Excluding Stock Options Long-Term Debt Debt Disclosure [Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Sales Sales [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Geographic Concentration Risk Geographic Concentration Risk [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Asia Asia [Member] Europe Europe [Member] Canada CANADA Middle East Middle East [Member] Other Other Geographical Area [Member] Segment information for sales attributed to other countries not specifically listed based upon the location where the product is ultimately shipped. Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of operating segments Number of Operating Segments Export sales Revenue from Contract with Customer, Excluding Assessed Tax Concentration risk percentage Concentration Risk, Percentage Buildings Machinery Other equipment Other Machinery and Equipment [Member] Estimated useful life Property, Plant and Equipment, Useful Life 2019 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2020 Long-term Debt, Maturities, Repayments of Principal in Year Two 2021 Long-term Debt, Maturities, Repayments of Principal in Year Three 2022 Long-term Debt, Maturities, Repayments of Principal in Year Four 2023 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Long-term Debt and Capital Lease Obligations, Including Current Maturities Inventory Disclosure [Abstract] Inventories [Abstract] Inventory, Net [Abstract] Raw materials and supplies Inventory, Raw Materials and Supplies, Gross Work in process Inventory, Work in Process, Gross Finished products Inventory, Finished Goods, Gross Inventory reserves Inventory Valuation Reserves Total Inventory Inventory, Net Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable Geographical Components Reportable Geographical Components [Member] Eliminations Geography Eliminations [Member] United States UNITED STATES Non-U.S. Non-US [Member] Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] Sales to unaffiliated customers Unaffiliated Customers [Member] Customers that are not associated with the entity. Sales between geographic areas Between Geographical Areas [Member] Transactions between geographical locations. Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Scientific Imaging businesses Scientific Imaging Businesses [Member] Scientific Imaging Businesses [Member] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Disposal group, held-for-sale, not discontinued operations Disposal Group, Held-for-sale, Not Discontinued Operations [Member] Net revenues Long-lived assets Entity Wide Disclosure On Geographic Areas Long Lived Assets Sched Amount of long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. Long-lived assets classified as held for sale Disposal Group, Including Discontinued Operation, Long-Lived Assets1 Disposal Group, Including Discontinued Operation, Long-Lived Assets1 Quarterly Financial Data [Abstract] Quarterly Financial Data Quarterly Financial Information [Table Text Block] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Internal Revenue Service (IRS) Internal Revenue Service (IRS) [Member] State and Local Jurisdiction State and Local Jurisdiction [Member] Foreign Tax Authority Foreign Tax Authority [Member] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Research Tax Credit Carryforward Research Tax Credit Carryforward [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Operating loss carryforwards Operating Loss Carryforwards Tax credit carryforward Tax Credit Carryforward, Amount Valuation allowance Deferred Tax Assets, Valuation Allowance Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Unrecognized tax benefits, income tax penalties and interest expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Expected decrease of unrecognized tax benefits Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Tax Act, total impact, income tax benefit Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit) Tax Act, provisional income tax benefit Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Tax Act, measurement period adjustment, income tax benefit Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit) TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit Tax Act, change in tax rate, income tax benefit Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Change In Tax Rate, Income Tax Expense (Benefit) Tax Act, mandatory repatriation on undistributed foreign earnings, total income tax expense Tax Cuts And Jobs Act Of 2017, Transition Tax For Accumulated Foreign Earnings, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Transition Tax For Accumulated Foreign Earnings, Income Tax Expense (Benefit) Tax Act, mandatory repatriation on undistributed foreign earnings, provisional income tax expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Tax Act, mandatory repatriation on undistributed foreign earnings, measurement period adjustment, income tax benefit Tax Cuts and Jobs Act, Measurement Period Adjustment, Transition Tax for Accumulated Foreign Earnings, Income Tax Expense (Benefit) Tax Cuts and Jobs Act, Measurement Period Adjustment, Transition Tax for Accumulated Foreign Earnings, Income Tax Expense (Benefit) Tax Act, repatriation of foreign earnings, change in assertion, total income tax expense Tax Cuts And Jobs Act Of 2017, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Income Tax Expense Tax Cuts And Jobs Act Of 2017, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Income Tax Expense Tax Act, repatriation of foreign earnings, change in assertion, provisional income tax expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Provisional Income Tax Expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Provisional Income Tax Expense Tax Act, repatriation of foreign earnings, change in assertion, measurement period adjustment, income tax benefit Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Transition Tax For Accumulated Foreign Earnings, Change In Assertion, Income Tax Expense (Benefit) Tax Cuts and Jobs Act of 2017, write off of foreign tax credits Tax Cuts And Jobs Act Of 2017, Write Off Of Foreign Tax Credits Tax Cuts And Jobs Act Of 2017, Write Off Of Foreign Tax Credits Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net earnings Net Income (Loss) Attributable to Parent Adjustments to reconcile net earnings to cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization of property, plant and equipment Amortization of intangible assets Amortization of Intangible Assets Amortization of deferred financing costs Amortization of Debt Issuance Costs Non-cash stock compensation Share-based Compensation Loss on debt extinguishment Gain on sale of assets Gain (Loss) on Disposition of Assets Changes in operating assets and liabilities, net of acquired businesses: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts and Other Receivables Unbilled receivables Increase (Decrease) in Unbilled Receivables Inventories Increase (Decrease) in Inventories Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Deferred revenue Increase (Decrease) in Deferred Revenue Income taxes Increase (Decrease) in Income Taxes Payable Other, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Acquisitions of businesses, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Capital expenditures Payments to Acquire Productive Assets Capitalized software expenditures Payments to Develop Software Proceeds from sale of assets Payments for (Proceeds from) Productive Assets Other, net Payments for (Proceeds from) Other Investing Activities Cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from senior notes Proceeds from Issuance of Senior Long-term Debt Payment of senior notes Borrowings/(payments) under revolving line of credit, net Proceeds from (Repayments of) Lines of Credit Principal payments on convertible notes Repayments of Convertible Debt Debt issuance costs Payments of Debt Issuance Costs Redemption premium for debt extinguishment Payment for Debt Extinguishment or Debt Prepayment Cost Cash dividends to stockholders Payments of Dividends Treasury stock sales Proceeds from Sale of Treasury Stock Proceeds from stock based compensation, net Proceeds from stock based compensation, net The cash inflow associated with the amount received from holders exercising their stock options, offset by the cash outflow paid by the company to cover an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. Redemption premium on convertible debt Redemption Premium Convertible Debt The cash outflow from the payment of the redemption premium on long-term debt instruments which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Other Proceeds from (Payments for) Other Financing Activities Cash provided by/(used in) financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash Effect of Exchange Rate on Cash and Cash Equivalents Net decrease in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents, beginning of year Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, end of year Supplemental disclosures: Supplemental Cash Flow Information [Abstract] Cash paid for: Cash paid [Abstract] Interest Interest Paid, Net Income taxes, net of refunds received Income Taxes Paid, Net Noncash investing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Fair value of assets, including goodwill Fair Value of Assets Acquired Liabilities assumed Liabilities Assumed Cash paid, net of cash acquired Cash Paid To Acquire Business Net of Cash Acquired The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. Stock based compensation Tax benefit recognized in net earnings Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Deferred tax assets: Components of Deferred Tax Assets [Abstract] Reserves and accrued expenses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Inventories Deferred Tax Assets, Inventory Net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards R&D credits Deferred Tax Assets, Tax Credit Carryforwards, Research Valuation allowance Outside basis difference on investments held for sale Deferred Tax Assets, Parent's Basis in Disposal Group Deferred Tax Assets, Parent's Basis in Disposal Group Total deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Reserves and accrued expenses Deferred Tax Liabilities Tax Deferred Expense Reserves And Accruals The amount as of the balance sheet date of the estimated future tax effects attributable to a portion of expenses reflected in reserves and accrued liabilities. Amortizable intangible assets Deferred Tax Liabilities, Intangible Assets Plant and equipment Deferred Tax Liabilities, Property, Plant and Equipment Accrued tax on unremitted foreign earnings Deferred Tax Liabilities, Undistributed Foreign Earnings Outside basis difference on investments held for sale Deferred Tax Liabilities, Parent's Basis in Disposal Group Deferred Tax Liabilities, Parent's Basis in Disposal Group Total deferred tax liabilities Deferred Tax Liabilities, Net Schedule II - Consolidated Valuation and Qualifying Accounts Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Business Combinations [Abstract] Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional paid-in capital Additional Paid-in Capital [Member] Retained earnings Retained Earnings [Member] Accumulated other comprehensive earnings AOCI Attributable to Parent [Member] Treasury stock Treasury Stock [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance (in shares) Common Stock, Shares, Outstanding Beginning balance Stockholders' Equity Attributable to Parent Adoption of ASC 606 Cumulative Effect of New Accounting Principle in Period of Adoption Stock option exercises (in shares) Stock option exercises Stock Issued During Period, Value, Stock Options Exercised Treasury stock sold (in shares) Stock Issued During Period, Shares, Treasury Stock Reissued Treasury stock sold Stock Issued During Period, Value, Treasury Stock Reissued Currency translation adjustments, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Stock based compensation Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Restricted stock activity (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Restricted stock activity Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Stock option tax benefit, net of shortfalls Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net Conversion of senior subordinated convertible notes Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature Dividends declared Dividends, Common Stock Ending balance (in shares) Ending balance Revenue from Contract with Customer [Abstract] Contract liabilities, revenue recognized Contract with Customer, Liability, Revenue Recognized Contract liabilities, increase from business acquisitions Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination Contract liabilities, decrease for businesses held for sale Contract with Customer, Liability, Increase (Decrease) For Contract Disposed In Sale Or Held-For Sale Contract with Customer, Liability, Increase (Decrease) For Contract Disposed In Sale Or Held-For Sale Future Minimum Property Lease Commitments Schedule of Rent Expense [Table Text Block] Warranty Accrual Activity Schedule of Product Warranty Liability [Table Text Block] Weighted average fair value of options granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Average expected option life Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Quarterly Financial Data (unaudited) Quarterly Financial Information [Text Block] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 (ASC 606) Accounting Standards Update 2014-09 [Member] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Calculated under Revenue Guidance in Effect before ASC 606 Calculated under Revenue Guidance in Effect before Topic 606 [Member] Impact of ASC 606 Adoption Difference between Revenue Guidance in Effect before and after Topic 606 [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] ASSETS: Assets [Abstract] Unbilled receivables Unbilled Receivables, Current Other current assets Other Assets, Current Other assets Other Assets, Noncurrent LIABILITIES: Liabilities [Abstract] Deferred revenue Deferred Revenue, Current Deferred taxes Deferred Income Tax Liabilities, Net Other liabilities Other Liabilities, Noncurrent STOCKHOLDERS’ EQUITY: Stockholders' Equity Attributable to Parent [Abstract] Retained earnings Retained Earnings (Accumulated Deficit) Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Unbilled receivables - current Unbilled Contracts Receivable Contract liabilities - current Deferred Revenue, Billings In-Excess Of Revenues, And Customer Deposits Deferred Revenue, Billings In-Excess Of Revenues, And Customer Deposits Deferred revenue - non-current Contract with Customer, Liability, Noncurrent Net contract assets/(liabilities) Contract with Customer, Liability Change in unbilled receivables - current Change in contract liabilities - current Deferred Revenue, Billings In-Excess Of Revenues, And Customer Deposits, Increase (Decrease) Deferred Revenue, Billings In-Excess Of Revenues, And Customer Deposits, Increase (Decrease) Change in deferred revenue - non-current Contract With Customer, Liability, Noncurrent, Increase (Decrease) Contract With Customer, Liability, Noncurrent, Increase (Decrease) Change in net contract assets/(liabilities) Increase (Decrease) In Contract With Customer, Liability Increase (Decrease) In Contract With Customer, Liability Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Deltek Deltek [Member] Name of acquiree entity Deltek, Inc. Business Acquisition [Line Items] Business Acquisition [Line Items] Net revenues Business Acquisition, Pro Forma Revenue Net income Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax Earnings per share, basic (in dollars per share) Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax, Per Share, Basic Earnings per share, diluted (in dollars per share) Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax, Per Share, Diluted Statement of Financial Position [Abstract] Assets Cash and cash equivalents Accounts receivable, net Accounts Receivable, Net, Current Inventories, net Income taxes receivable Prepaid Taxes Current assets held for sale Disposal Group, Including Discontinued Operation, Assets, Current Total current assets Assets, Current Property, plant and equipment, net Goodwill Goodwill Other intangible assets, net Intangible Assets, Net (Excluding Goodwill) Deferred taxes Deferred Income Tax Assets, Net Assets held for sale Disposal Group, Including Discontinued Operation, Assets, Noncurrent Total assets Assets Liabilities and Stockholders’ Equity Liabilities and Equity [Abstract] Accounts payable Accounts Payable, Current Accrued compensation Deferred Compensation Cash-based Arrangements, Liability, Current Deferred revenue Contract with Customer, Liability, Current Other accrued liabilities Accrued Liabilities, Current Income taxes payable Accrued Income Taxes, Current Current portion of long-term debt, net Long-term Debt, Current Maturities Current liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current Total current liabilities Liabilities, Current Long-term debt, net of current portion Long-term Debt, Excluding Current Maturities Total liabilities Liabilities Commitments and contingencies (Note 12) Commitments and Contingencies Stockholders’ equity: Preferred stock, $0.01 par value per share; 1.0 shares authorized; none outstanding Preferred Stock, Value, Outstanding Common stock, $0.01 par value per share; 350.0 shares authorized; 105.2 shares issued and 103.4 outstanding at December 31, 2018 and 104.4 shares issued and 102.5 outstanding at December 31, 2017 Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Treasury stock, 1.9 shares at December 31, 2018 and 1.9 shares at December 31, 2017 Treasury Stock, Value Total stockholders’ equity Total liabilities and stockholders’ equity Liabilities and Equity Income Statement [Abstract] Cost of sales Cost of Revenue Gross profit Gross Profit Selling, general and administrative expenses Selling, General and Administrative Expense Income from operations Operating Income (Loss) Interest expense, net Interest Expense Other income/(expense), net Nonoperating Income (Expense) Earnings before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income taxes Income Tax Expense (Benefit) Net earnings Earnings per share: Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Weighted-average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Diluted (in shares) Contingencies Contingencies Disclosure [Text Block] Movement in Standard Product Warranty Accrual [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Balance, beginning of year Standard and Extended Product Warranty Accrual Additions charged to costs and expenses Standard and Extended Product Warranty Accrual, Increase for Warranties Issued Deductions Standard and Extended Product Warranty Accrual, Decrease for Payments Warranty related to liabilities held for sale Standard And Extended Product Warranty Accrual, Written Off Related To Sale Of Business Unit Standard And Extended Product Warranty Accrual, Written Off Related To Sale Of Business Unit Other Product Warranty Accrual Increase (Decrease) Currency Translation Business Acquisitions And Other Adjustments Represents the aggregate net adjustments in the liability for accruals related to standard and extended product warranties acquired in a business acquisition, increase (decrease) in product warranty liability due to currency translation and any other increase (decrease) in product warranties not previously disclosed or identified, issued during the reporting period. Balance, end of year Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Remaining performance obligations, percentage Revenue, Remaining Performance Obligation, Percentage Revenue, Remaining Performance Obligation, Percentage Remaining performance obligations, expected timing of revenue recognition Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Summary Of Accounting Policies [Table] Summary Of Accounting Policies [Table] Summary Of Accounting Policies [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Trade names Trade Names [Member] New Accounting Pronouncement, Early Adoption [Axis] New Accounting Pronouncement, Early Adoption [Axis] New Accounting Principles, Early Adoption [Domain] New Accounting Principles, Early Adoption [Domain] Adjustments for New Accounting Principle, Early Adoption Adjustments for New Accounting Principle, Early Adoption [Member] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Software-as-a-service Software-As-A-Service [Member] Software-As-A-Service [Member] Software licenses Software Licenses [Member] Software Licenses [Member] PCS Post Contract Support [Member] Post Contract Support [Member] Engineered products Engineered Products [Member] Engineered Products [Member] Summary Of Accounting Policies [Line Items] Summary Of Accounting Policies [Line Items] [Line Items] for Summary Of Accounting Policies [Table] Income tax benefit Weighted average number diluted shares outstanding adjustment (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Cash equivalents Cash Equivalents, at Carrying Value Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Foreign currency transaction gains (losses) Foreign Currency Transaction Gain (Loss), before Tax Number of reporting units Number of Reporting Units Goodwill Number of reporting units not requiring goodwill impairment Number Of Reporting Units Not Requiring Goodwill Impairment Analysis Number Of Reporting Units Not Requiring Goodwill Impairment Analysis Number of reporting units requiring goodwill impairment Number Of Reporting Units Requiring Goodwill Impairment Analysis Number Of Reporting Units Requiring Goodwill Impairment Analysis Number of intangible assets evaluated for impairment Number Of Intangible Assets Evaluated For Impairment Number Of Intangible Assets Evaluated For Impairment Research and development expense Research and Development Expense Subscription term Contract With Customer, Term Contract With Customer, Term Number of days for payment Revenue From Contract With Customer, Required Payment, Number Of Days Revenue From Contract With Customer, Required Payment, Number Of Days Contracts revenue percentage of completion Contracts Revenue Percentage Of Completion Revenue recognized during the period on long-term construction-type contracts accounted for using the percentage-of-completion method. Allowance for doubtful accounts receivable and sales returns and allowances net current Allowance For Doubtful Accounts Receivable And Sales Returns And Allowances Net Current A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. This element also includes the total deduction from sales during the period arising from goods returned by customers (other than under warranty provisions) and price reductions given by the entity due to defective or nonconforming goods. Returns and allowances are a deduction from gross revenue in arriving at net revenue. Deferred commissions Capitalized Contract Cost, Net Deferred commissions expense Capitalized Contract Cost, Amortization Remaining performance obligations Revenue, Remaining Performance Obligation Capitalized computer software, net Capitalized Computer Software, Net 2018 Acquisitions Acquisitions 2018 [Member] Acquisitions 2018 [Member] Quote Software, PlainSwift Software, and Smartbid Quote Software, PlainSwift Software, And Smartbid [Member] Quote Software, PlainSwift Software, And Smartbid [Member] PowerPlan, Inc. PowerPlan, Inc. [Member] PowerPlan, Inc. [Member] ConceptShare, Inc. ConceptShare, Inc. [Member] ConceptShare, Inc. [Member] BillBlast BillBlast [Member] BillBlast [Member] Avitru Avitru [Member] Avitru [Member] 2017 Acquisitions Acquisitions 2017 [Member] Acquisitions 2017 [Member] Handshake Software, Inc. Handshake Software, Inc. [Member] Handshake Software, Inc. [Member] Workbook Software A/S Workbook Software A/S [Member] Workbook Software A/S [Member] Onvia Onvia, Inc. [Member] Onvia, Inc. [Member] 2016 Acquisitions Acquisitions 2016 [Member] Acquisitions 2016 [Member] Other acquisitions Series of Individually Immaterial Business Acquisitions [Member] CliniSys CliniSys Group Ltd. [Member] CliniSys Group Ltd. [Member] GeneInsight Inc. GeneInsight Inc. [Member] GeneInsight Inc. [Member] ConstructConnect ConstructConnect [Member] ConstructConnect [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer related intangibles Customer Relationships [Member] Unpatented technology Unpatented Technology [Member] Gatan Gatan, Inc. [Member] Gatan, Inc. [Member] Vision businesses Vision Businesses [Member] Vision Businesses [Member] Energy Systems & Controls Energy Systems And Controls [Member] Segment of Company which provides or distributes Energy Systems and Controls products and services. Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Thermo Fisher Thermo Fisher Scientific, Inc. [Member] Thermo Fisher Scientific, Inc. [Member] Teledyne Teledyne Technologies Incorporated [Member] Teledyne Technologies Incorporated [Member] Disposal group, disposed of by sale, not discontinued operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Nonrecurring Adjustment [Axis] Nonrecurring Adjustment [Axis] Nonrecurring Adjustment [Domain] Nonrecurring Adjustment [Domain] Acquisition-related costs Acquisition-related Costs [Member] Number of businesses acquired Number of Businesses Acquired Consideration transferred Business Combination, Consideration Transferred Percentage of voting interests acquired Business Acquisition, Percentage of Voting Interests Acquired Identifiable intangibles Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Finite-lived intangibles Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Weighted average useful life of finite-lived intangible assets Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Percentage of interests to be sold Disposal Group, Percentage Of Voting Interests Sold Or To Be Sold Disposal Group, Percentage Of Voting Interests Sold Or To Be Sold Consideration receivable or received on disposal Disposal Group, Including Discontinued Operation, Consideration Deferred tax liability, excess of book basis over tax basis Deferred tax asset, excess of tax basis over book basis Share price (in dollars per share) Business Acquisition, Share Price Gain on sale Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Transaction costs Business Combination, Acquisition Related Costs Revenue of acquiree since acquisition date Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Earnings of acquiree since acquisition date Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Pro forma earnings adjustment Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Retirement Benefits [Abstract] Number of defined contribution plans maintained by the company Defined Contribution Plan Number Number of defined contribution plans maintained by the company. Defined contribution retirement plan cost Defined Contribution Plan, Cost Inventories Inventory Disclosure [Text Block] Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State Current State and Local Tax Expense (Benefit) Foreign Current Foreign Tax Expense (Benefit) Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense (Benefit) State Deferred State and Local Income Tax Expense (Benefit) Foreign Deferred Foreign Income Tax Expense (Benefit) Total Gross profit Income from operations Net earnings Earnings Per Share [Abstract] Accrued Liabilities [Abstract] Interest Interest Payable, Current Customer deposits Customer Deposits, Current Commissions Accrued Sales Commission, Current Warranty Accrued dividend Dividends Payable, Current Rebates Customer Refund Liability, Current Billings in excess of revenues Billings in Excess of Cost Other Other Accrued Liabilities, Current Total Basis of Presentation Consolidation, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Contingencies Contingent Liability Reserve Estimate, Policy [Policy Text Block] Earnings per Share Earnings Per Share, Policy [Policy Text Block] Estimates Use of Estimates, Policy [Policy Text Block] Foreign Currency Translation and Transactions Foreign Currency Transactions and Translations Policy [Policy Text Block] Goodwill and Other Intangibles Goodwill and Intangible Assets, Policy [Policy Text Block] Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Interest Rate Risk Derivatives, Policy [Policy Text Block] Inventories Inventory, Policy [Policy Text Block] Other Comprehensive Income Comprehensive Income, Policy [Policy Text Block] Product Warranties Standard Product Warranty, Policy [Policy Text Block] Property, Plant and Equipment and Depreciation and Amortization Property, Plant and Equipment, Policy [Policy Text Block] Research and Development Research and Development Expense, Policy [Policy Text Block] Revenue Recognition Revenue From Contract With Customer [Policy Text Block] Revenue From Contract With Customer [Policy Text Block] Capitalized Software Research, Development, and Computer Software Disclosure [Text Block] Stock-Based Compensation Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Summary of Accounting Policies Significant Accounting Policies [Text Block] Operating Segments Operating Segments [Member] Corporate Corporate, Non-Segment [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] RF Technology RF Technology [Member] Segment of Company which provides or distributes RF Technology products and services. Medical & Scientific Imaging Medical And Scientific Imaging [Member] Segment of Company which provides or distributes Medical And Scientific Imaging products and services. Industrial Technology Industrial Technology [Member] Segment of Company which provides or distributes Industrial Technology products and services. Operating profit Segment Operating Profit The net result for the period of deducting operating expenses from operating revenues before Corporate expenses. Assets: Operating assets Segment Reporting Operating Assets Total operating assets for a company, which typically excludes intangible assets and other assets. Intangible assets, net Intangible Assets, Net (Including Goodwill) Other Other Assets Capital expenditures Capitalized software expenditures Capitalized Computer Software, Additions Depreciation and other amortization Depreciation, Depletion and Amortization Operating assets classified as held for sale Disposal Group, Including Discontinued Operation, Operating Assets Disposal Group, Including Discontinued Operation, Operating Assets Intangible assets, net classified as held for sale Disposal Group, Including Discontinued Operation, Intangible Assets (Including Goodwill) Disposal Group, Including Discontinued Operation, Intangible Assets (Including Goodwill) Amortization of other intangible assets Amortization of Other Intangible Assets The aggregate expense charged against earnings to allocate the cost of other intangible assets to the periods expected to benefit from such assets. Amortization expense, 2019 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Amortization expense, 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Two Amortization expense, 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Three Amortization expense, 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Four Amortization expense, 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Five Business Acquisitions and Assets and Liabilities Held for Sale Business Combination Disclosure [Text Block] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Other Intangible Assets Schedule Of Other Intangible Assets By Major Class [Table Text Block] Disclosure of other intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization as applicable. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Rent expense Operating Leases, Rent Expense Letters of credit issued Outstanding surety bonds Guaranty Liabilities Number of shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Nonvested, beginning of period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted (in shares) Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Nonvested, end of period (in shares) Weighted-average grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract] Nonvested, beginning of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Vested (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Nonvested, end of period (in dollars per share) Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Preferred stock, outstanding (in shares) Preferred Stock, Shares Outstanding Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, authorized (in shares) Common Stock, Shares Authorized Common stock, issued (in shares) Common Stock, Shares, Issued Common stock, outstanding (in shares) Treasury stock (in shares) Treasury Stock, Shares Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Property, Plant and Equipment Property, Plant and Equipment Disclosure [Text Block] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] $700 3.650% senior notes due 2023 Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair value of debt Long-term Debt, Fair Value Income Taxes Income Tax Disclosure [Text Block] $600 3.000% senior notes due 2020 $500 2.800% senior notes due 2021 $500 3.125% senior notes due 2022 $300 3.850% senior notes due 2025 $700 3.800% senior notes due 2026 $800 4.200% senior notes due 2028 Long-term debt Long-term Debt, Gross Less unamortized debt issuance costs Unamortized Debt Issuance Expense Total debt Long-term Debt Less current portion Long-term debt Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Beginning balance Unrecognized Tax Benefits Additions for tax positions of prior periods Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Additions for tax positions of the current period Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Additions due to acquisitions Unrecognized Tax Benefits, Increase Resulting from Acquisition Reductions for tax positions of prior periods Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Reductions attributable to settlements with taxing authorities Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Reductions attributable to lapses of applicable statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Ending balance Inventories Schedule of Inventory, Current [Table Text Block] Rest of the world Rest of the World [Member] Segment information for sales attributed to the rest of the world based upon the location where the product is ultimately shipped. Retirement and Other Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Risks and Uncertainties [Abstract] Concentration of Risk Concentration Risk Disclosure [Text Block] Contract Balances Revenue from Contract with Customer [Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Software and related services Software And Related Services [Member] Software And Related Services [Member] Engineered products and related services Engineered Products And Related Services [Member] Engineered Products And Related Services [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Document and Entity Information [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Filer Category Entity Filer Category Entity Public Float Entity Public Float Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Schedule of Long-Term Debt Schedule of Long-term Debt Instruments [Table Text Block] Future Maturities of Long-Term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Software Computer Software, Intangible Asset [Member] Patents and other protective rights Patents [Member] Trade names In process research and development In Process Research and Development [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Assets subject to amortization, cost Finite-Lived Intangible Assets, Gross Assets subject to amortization, accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Assets subject to amortization, net book value Finite-Lived Intangible Assets, Net Assets not subject to amortization Indefinite-Lived Intangible Assets (Excluding Goodwill) Intangible assets, cost Intangible Assets, Gross (Excluding Goodwill) Intangible assets, net book value Exercise Price Range [Axis] Exercise Price Range [Axis] Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] $41.78 - $60.80 Exercise Price Range 1 [Member] This element represents exercise price range 1 of shares authorized and outstanding at the end of period. $60.80 - $91.21 Exercise Price Range 2 [Member] This element represents exercise price range 2 of shares authorized and outstanding at the end of period. $91.21 - $121.61 Exercise Price Range 3 [Member] This element represents exercise price range 3 of shares authorized and outstanding at the end of period. $121.61 - $152.01 Exercise Price Range 4 [Member] This element represents exercise price range 4 of shares authorized and outstanding at the end of period. $152.01 - $182.41 Exercise Price Range 5 [Member] This element represents exercise price range 5 of shares authorized and outstanding at the end of period. $182.41 - $212.81 Exercise Price Range 6 [Member] This element represents exercise price range 6 of shares authorized and outstanding at the end of period. $212.81 - $243.22 Exercise Price Range 7 [Member] This element represents exercise price range 7 of shares authorized and outstanding at the end of period. $243.22 - $273.62 Exercise Price Range 8 [Member] This element represents exercise price range 8 of shares authorized and outstanding at the end of period. $273.62 - $304.02 Exercise Price Range 9 [Member] This element represents exercise price range 9 of shares authorized and outstanding at the end of period. $41.78 - 304.02 Exercise price range total shares [Member] This element represents exercise price range of total shares authorized and outstanding at the end of period. Exercise price, lower range limit (in dollars per share) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit Exercise price, upper range limit (in dollars per share) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit Outstanding options, number (in shares) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options Outstanding options, average exercise price (in dollars per share) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price Outstanding options, average remaining life Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term Exercisable options, number (in shares) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options Exercisable options, average exercise price (in dollars per share) Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price Stock-Based Compensation Expense Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Weighted-Average Assumptions of Stock-Based Compensation Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Share-Based Compensation Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Stock-Based Compensation by Exercise Price Range Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] Schedule of Nonvested Restricted Stock Awards Activity Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] United States Income (Loss) from Continuing Operations before Income Taxes, Domestic Other Income (Loss) from Continuing Operations before Income Taxes, Foreign Schedule of Goodwill [Abstract] Schedule of Goodwill [Abstract] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Beginning balances Goodwill acquired Goodwill, Acquired During Period Goodwill related to assets held for sale Goodwill, Written off Related to Sale of Business Unit Currency translation adjustments Goodwill, Translation and Purchase Accounting Adjustments Reclassifications and other Goodwill, Other Increase (Decrease) Ending balances Currency translation adjustments, tax Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Dividends declared (in dollars per share) Common Stock, Dividends, Per Share, Declared Cumulative Impact of Adoption of New Accounting Pronouncement Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Schedule of Weighted Average Diluted Shares Outstanding Schedule of Weighted Average Number of Shares [Table Text Block] Schedule of Disaggregated Revenue Disaggregation of Revenue [Table Text Block] Contract Balances Contract with Customer, Asset and Liability [Table Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive income, net of tax: Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Foreign currency translation adjustments Total other comprehensive income/(loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Segment and Geographic Area Information Segment Reporting Disclosure [Text Block]