Goodwill and Intangible Assets (Finite-Lived and Indefinite-Lived Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	$ 457,089	$ 639,787
Accumulated amortization	131,459	148,041
Net finite-lived intangible assets	325,630	491,746
Indefinite-lived Intangible Assets [Line Items]
Goodwill	922,318	915,794	$ 956,815
Total indefinite-lived intangible assets	1,034,324	1,031,594
In-process research and development
Indefinite-lived Intangible Assets [Line Items]
IPR&D	112,006	115,800
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	202,546	320,023
Accumulated amortization	56,787	75,156
Developed technology
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	227,247	293,785
Accumulated amortization	56,933	57,362
Trade names
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	26,261	25,004
Accumulated amortization	16,837	14,811
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	1,035	975
Accumulated amortization	$ 902	$ 712