Acquisitions - Purchase Price Allocation (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Jul. 01, 2022	Dec. 31, 2021	Dec. 28, 2021	Dec. 16, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 4,669,494		$ 4,558,822			$ 4,072,542
Intangible assets	124,416
Malema Engineering Corporation
Business Acquisition [Line Items]
Current assets, net of cash acquired		$ 8,985
Property, plant and equipment		2,733
Goodwill		153,082
Intangible assets		84,000
Other assets and deferred charges		1,159
Current liabilities		(4,487)
Non-current liabilities		(22,010)
Net assets acquired		$ 223,462
RegO
Business Acquisition [Line Items]
Accounts receivable				$ 33,900
Inventories				71,529
Other current assets				2,958
Property, plant and equipment				50,027
Goodwill				281,163
Intangible assets				234,000
Other assets and deferred charges				884
Current liabilities				(20,150)
Non-current liabilities				(27,693)
Net assets acquired				$ 626,618
Acme Cryogenics
Business Acquisition [Line Items]
Accounts receivable					$ 14,644
Current assets, net of cash acquired					25,932
Property, plant and equipment					8,640
Goodwill					167,291
Intangible assets					127,300
Other assets and deferred charges					5,057
Current liabilities					(7,286)
Non-current liabilities					(34,628)
Net assets acquired					$ 292,306
Series of individually immaterial acquistions
Business Acquisition [Line Items]
Current assets, net of cash acquired	23,369		12,751			44,159
Property, plant and equipment	4,325		8,272			8,424
Goodwill	47,431		135,932			205,805
Intangible assets	40,416		78,179			134,049
Other assets and deferred charges	20		4,485			12,986
Current liabilities	(13,614)		(15,368)			(34,803)
Non-current liabilities	(12,554)		(17,389)			(34,834)
Net assets acquired	$ 89,393		$ 206,862			$ 335,786