Acquisitions - Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill	$ 4,558,822	$ 4,072,542	$ 3,783,347
Intangible assets	439,479
Series of individually immaterial acquistions
Business Acquisition [Line Items]
Goodwill - tax deductible	195,127	33,183
Goodwill - non deductible	386,990	172,622
Goodwill	135,932	205,805	119,512
Intangible assets	78,179	134,049	91,980
Goodwill and intangible assets	1,021,596	339,854	211,492
Customer intangibles | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Intangible assets	$ 310,819	$ 103,310	$ 68,500
Customer intangibles | Minimum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	12 years	10 years	9 years
Customer intangibles | Maximum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	15 years	14 years	13 years
Patents | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Intangible assets	$ 49,056		$ 16,000
Weighted average lives of finite-lived intangible assets acquired			9 years
Patents | Minimum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	7 years
Patents | Maximum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	12 years
Unpatented technology | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Intangible assets	$ 44,180	$ 21,125
Unpatented technology | Minimum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	7 years	5 years
Unpatented technology | Maximum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	12 years	9 years
Trademarks | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Intangible assets	$ 35,424	$ 9,614	$ 7,480
Weighted average lives of finite-lived intangible assets acquired		15 years	15 years
Trademarks | Minimum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	15 years
Trademarks | Maximum | Series of individually immaterial acquistions
Business Acquisition [Line Items]
Weighted average lives of finite-lived intangible assets acquired	16 years