Acquisitions - Summary of Purchase Price Allocation (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 01, 2022	Dec. 31, 2021	Sep. 01, 2021	Jun. 01, 2021	Jan. 13, 2021
Business Acquisition [Line Items]
Goodwill	$ 5,076,364		$ 5,078,978
Levarti
Business Acquisition [Line Items]
Current assets		$ 754
Long term assets		286
Goodwill		14,505
Intangibles		11,800
Current liabilities		(675)
Noncurrent liabilities		(2,926)
Aggregate purchase price		$ 23,744
ALE Solutions, Inc.
Business Acquisition [Line Items]
Accounts and other receivables				$ 178,396
Prepaid expenses and other current assets				2,555
Other long term assets				10,120
Goodwill				136,471
Intangibles				175,800
Accounts payable and accrued expenses				(31,048)
Other current liabilities				(38,866)
Other noncurrent liabilities				(11,596)
Aggregate purchase price				$ 421,832
Associated Foreign Exchange
Business Acquisition [Line Items]
Accounts and other receivables					$ 8,159
Prepaid expenses and other current assets					108,402
Property, plant and equipment					1,723
Other long term assets					51,074
Goodwill					257,332
Intangibles					237,900
Accounts payable and accrued expenses					(40,164)
Other current liabilities					(81,430)
Customer deposits					(375,049)
Other noncurrent liabilities					(97,855)
Aggregate purchase price					$ 70,092
Roger
Business Acquisition [Line Items]
Accounts and other receivables						$ 110
Prepaid expenses and other current assets						37
Other long term assets						28
Goodwill						34,359
Intangibles						5,400
Current liabilities						(925)
Deferred income taxes						(6)
Aggregate purchase price						$ 39,003