XML 41 R53.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Segment and Geographic Area Information, Sales by Country of Origin (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 946,145,000 us-gaap_SalesRevenueNet | $ 884,122,000 us-gaap_SalesRevenueNet | $ 885,175,000 us-gaap_SalesRevenueNet | $ 834,052,000 us-gaap_SalesRevenueNet | $ 889,173,000 us-gaap_SalesRevenueNet | $ 827,810,000 us-gaap_SalesRevenueNet | $ 784,010,000 us-gaap_SalesRevenueNet | $ 737,135,000 us-gaap_SalesRevenueNet | $ 3,549,494,000 us-gaap_SalesRevenueNet | $ 3,238,128,000 us-gaap_SalesRevenueNet | $ 2,993,489,000 us-gaap_SalesRevenueNet
Long Lived Assets | 165,636,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched |  |  |  | 171,423,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched |  |  |  | 165,636,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched | 171,423,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched | 160,717,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States |  |  |  |  |  |  |  |  | 477,000,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicile | 479,000,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicile | 459,000,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicile
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Minimum percent of total sales generated in Canada |  |  |  |  |  |  |  |  | 5.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToIndividualForeignCountryPercentMinimum |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 1,281,881,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile | 1,252,772,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile | 1,214,410,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile
Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Sales to unaffiliated customers |  |  |  |  |  |  |  |  | 3,549,494,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 3,238,128,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 2,993,489,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember
Sales between geographic areas |  |  |  |  |  |  |  |  | 0 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 0 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 0 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember
Net sales |  |  |  |  |  |  |  |  | 3,549,494,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 3,238,128,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember | 2,993,489,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember
United States [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long Lived Assets | 134,855,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember |  |  |  | 135,157,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember |  |  |  | 134,855,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 135,157,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 125,015,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember
United States [Member] | Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Sales to unaffiliated customers |  |  |  |  |  |  |  |  | 2,661,470,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 2,400,592,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 2,174,443,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember
Sales between geographic areas |  |  |  |  |  |  |  |  | 159,049,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 141,529,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 140,864,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember
Net sales |  |  |  |  |  |  |  |  | 2,820,519,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 2,542,121,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember | 2,315,307,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_UnitedStatesMember
Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 16.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = rop_CanadaMember |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 209,237,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 215,077,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 202,550,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_CanadaMember
Non-U.S. [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long Lived Assets | 30,781,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_NonUsMember |  |  |  | 36,266,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_NonUsMember |  |  |  | 30,781,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 36,266,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 35,702,000 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = rop_NonUsMember
Non-U.S. [Member] | Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Sales to unaffiliated customers |  |  |  |  |  |  |  |  | 888,024,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 837,536,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 819,046,000 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember
Sales between geographic areas |  |  |  |  |  |  |  |  | 119,175,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 121,431,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 111,813,000 rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember
Net sales |  |  |  |  |  |  |  |  | 1,007,199,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 958,967,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember | 930,859,000 us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = rop_NonUsMember
Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 18.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 518,893,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 493,670,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 478,032,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long Lived Assets | 0 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember |  |  |  | 0 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember |  |  |  | 0 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | 0 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | 0 rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember
Eliminations [Member] | Sales [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Sales to unaffiliated customers |  |  |  |  |  |  |  |  | 0 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | 0 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | 0 us-gaap_Revenues / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember
Sales between geographic areas |  |  |  |  |  |  |  |  | (278,224,000)rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | (262,960,000)rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | (252,677,000)rop_SegmentReportingInformationRevenueBetweenGeographicAreas / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember
Net sales |  |  |  |  |  |  |  |  | (278,224,000)us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | (262,960,000)us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember | (252,677,000)us-gaap_SalesRevenueNet / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesMember / us-gaap_StatementGeographicalAxis = us-gaap_GeographyEliminationsMember
Asia [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 36.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 320,326,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 314,621,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 315,217,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 13.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 91,050,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 90,011,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 86,450,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Rest of the World [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 142,375,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 139,393,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 132,161,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember
South Pacific [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 5.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember |  |
South America [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 6.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = us-gaap_SouthAmericaMember |  |
Other Geographical Area [Member] |  |  |  |  |  |  |  |  |  |  |
Export sales [Abstract] |  |  |  |  |  |  |  |  |  |  |
Export sales from the United States (in hundredths) |  |  |  |  |  |  |  |  | 6.00%rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent / us-gaap_StatementGeographicalAxis = rop_OtherGeographicalAreaMember |  |
Industrial Technology [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 827,145,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember | 779,564,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember | 795,240,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 320,017,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember | 314,208,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember | 311,190,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember
Industrial Technology [Member] | Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 106,598,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 109,361,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 94,035,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember
Industrial Technology [Member] | Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 121,909,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 108,644,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 104,105,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Industrial Technology [Member] | Asia [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 61,552,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 65,622,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 75,113,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
Industrial Technology [Member] | Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 3,824,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 3,865,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 3,846,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Industrial Technology [Member] | Rest of the World [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 26,134,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 26,716,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 34,091,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_IndustrialTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember
Energy Systems And Controls [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 691,813,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember | 651,920,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember | 646,116,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 453,920,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember | 440,401,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember | 426,334,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember
Energy Systems And Controls [Member] | Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 31,831,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 34,260,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 39,836,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember
Energy Systems And Controls [Member] | Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 157,391,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 153,807,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 148,360,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Energy Systems And Controls [Member] | Asia [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 143,524,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 136,934,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 121,997,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
Energy Systems And Controls [Member] | Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 42,988,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 32,444,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 47,866,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Energy Systems And Controls [Member] | Rest of the World [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 78,186,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 82,956,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 68,275,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_EnergySystemsAndControlsMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember
Medical and Scientific Imaging [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,080,309,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember | 902,281,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember | 703,835,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 356,674,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember | 325,044,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember | 319,138,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember
Medical and Scientific Imaging [Member] | Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 24,997,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 25,502,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 21,308,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember
Medical and Scientific Imaging [Member] | Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 185,263,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 168,394,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 161,075,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Medical and Scientific Imaging [Member] | Asia [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 107,695,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 103,931,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 111,642,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
Medical and Scientific Imaging [Member] | Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 9,997,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 9,361,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 4,613,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Medical and Scientific Imaging [Member] | Rest of the World [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 28,722,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 17,856,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 20,500,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_MedicalAndScientificImagingMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember
RF Technology [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 950,227,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember | 904,363,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember | 848,298,000 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 151,270,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember | 173,119,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember | 157,746,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember
RF Technology [Member] | Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 45,811,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 45,954,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember | 47,371,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_CanadaMember
RF Technology [Member] | Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 54,330,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 62,825,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 64,492,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
RF Technology [Member] | Asia [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 7,555,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 8,134,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember | 6,465,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
RF Technology [Member] | Middle East [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 34,241,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 44,341,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember | 30,125,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
RF Technology [Member] | Rest of the World [Member] |  |  |  |  |  |  |  |  |  |  |
Geographic Areas, Revenues from External Customers [Abstract] |  |  |  |  |  |  |  |  |  |  |
Sales to Customers Outside the US |  |  |  |  |  |  |  |  | 9,333,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 11,865,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember | 9,293,000 rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile / us-gaap_StatementBusinessSegmentsAxis = rop_RfTechnologyMember / us-gaap_StatementGeographicalAxis = rop_RestOfWorldMember
Corporate [Member] |  |  |  |  |  |  |  |  |  |  |
Schedule of Entity Wide Information About Geographic Areas [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | $ 0 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember | $ 0 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember | $ 0 us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember

X
- Definition 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. + References No definition available. + Details
Name: | rop_EntityWideDisclosureOnGeographicAreasLongLivedAssetsSched
Namespace Prefix: | rop_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Minimum percentage of revenue from external customers attributed to a particular foreign country. + References No definition available. + Details
Name: | rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToIndividualForeignCountryPercentMinimum
Namespace Prefix: | rop_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenues from export sales outside the company's country of domicile. + References No definition available. + Details
Name: | rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInCountryOfDomicile
Namespace Prefix: | rop_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent of revenues from export sales outside the company's country of domicile. + References No definition available. + Details
Name: | rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicile
Namespace Prefix: | rop_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Entity Wide Disclosure On Geographic Areas Revenue From External Customers Not Located In Entitys Country Of Domicile Attributed To Entitys Country Of Domicile as a Percent of revenue + References No definition available. + Details
Name: | rop_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersNotLocatedInEntitysCountryOfDomicileAttributedToEntitysCountryOfDomicilePercent
Namespace Prefix: | rop_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | rop_ExportSalesAbstract
Namespace Prefix: | rop_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | rop_ScheduleOfEntityWideInformationAboutGeographicAreasLineItems
Namespace Prefix: | rop_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of total revenue between geographic areas of the same entity. + References No definition available. + Details
Name: | rop_SegmentReportingInformationRevenueBetweenGeographicAreas
Namespace Prefix: | rop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_Revenues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
Name: | us-gaap_SalesRevenueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rop_EnergySystemsAndControlsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rop_IndustrialTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rop_MedicalAndScientificImagingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=rop_RfTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=rop_CanadaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=rop_NonUsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=rop_OtherGeographicalAreaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=rop_RestOfWorldMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=rop_UnitedStatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_AsiaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_AsiaPacificMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_EuropeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_GeographyEliminationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_MiddleEastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=us-gaap_SouthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |