Business Acquisitions and Divestitures Business Acquisitions (Details 1) - USD ($) $ in Thousands	May 01, 2019	Mar. 04, 2019	Jan. 28, 2019	Dec. 31, 2020	Dec. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets				$ 6,100	$ 159,700
Aeryon [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets			$ 44,292
Aeryon [Member] | Developed Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life			5 years
Identifiable intangible assets			$ 32,300
Aeryon [Member] | In Process R&D
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life			7 years
Identifiable intangible assets			$ 4,100
Aeryon [Member] | Backlog
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life			1 year
Identifiable intangible assets			$ 2,842
Aeryon [Member] | Other Intangible Assets
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life			3 years
Identifiable intangible assets			$ 1,000
Aeryon [Member] | Trade Names
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life			8 years
Identifiable intangible assets			$ 4,050
Endeavor [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets		$ 102,740
Endeavor [Member] | Developed Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life		5 years
Identifiable intangible assets		$ 60,400
Endeavor [Member] | In Process R&D
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life		9 years
Identifiable intangible assets		$ 28,000
Endeavor [Member] | Backlog
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life		1 year
Identifiable intangible assets		$ 3,850
Endeavor [Member] | Trade Names
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life		4 years 6 months
Identifiable intangible assets		$ 9,990
Endeavor [Member] | Customer Contracts
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life		1 year
Identifiable intangible assets		$ 500
NEOS [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets	$ 6,400
NEOS [Member] | Know how
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life	10 years
Identifiable intangible assets	$ 3,900
NEOS [Member] | Customer Relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average estimated useful life	4 years
Identifiable intangible assets	$ 2,500