Intangible Assets - Additional Information (Details)	12 Months Ended
	Dec. 31, 2018 USD ($) Reporting_Unit	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Finite And Indefinite Intangible Assets [Line Items]
Number of reporting units used in quantitative assessment | Reporting_Unit	4
Number of reporting units used in qualitative assessment | Reporting_Unit	7
Amortization expense in income from continuing operations	$ 101,000,000	$ 104,000,000	$ 98,400,000
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated amortization expense in 2019	90,400,000
Estimated amortization expense in 2020	74,400,000
Estimated amortization expense in 2021	42,100,000
Estimated amortization expense in 2022	38,200,000
Estimated amortization expense in 2023	29,300,000
Goodwill impairment charges	0	0	0
Impairment charges	0	0	0
Recognized trademark amortization expense	98,829,000	103,997,000	98,385,000
Trademark, net carrying amount	$ 419,902,000	450,749,000
Customer relationships
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Weighted-average amortization period	18 years 5 months
Trademark, net carrying amount	$ 215,700,000	222,375,000
Trademarks
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Weighted-average amortization period	7 years 11 months
Impairment charges	$ 0	0	$ 0
Trademark, net carrying amount	$ 30,754,000	38,146,000
Developed technology
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Weighted-average amortization period	6 years 6 months
Trademark, net carrying amount	$ 166,086,000	180,283,000
In-process research and development
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Weighted-average amortization period	5 years
Trademark, net carrying amount	$ 7,362,000	9,945,000
Tripwire | Trademarks
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated intangible asset useful life	10 years
Recognized trademark amortization expense	$ 3,100,000	$ 3,100,000
Trademark, net carrying amount	$ 24,800,000