Acquisitions and Equity Method Investments - Summary of Purchase Price Allocation (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Sep. 01, 2021	Jun. 01, 2021	Jan. 13, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 5,201,435	$ 5,078,978				$ 4,719,181
Levarti, Accrualify, And Plugsurfing
Business Acquisition [Line Items]
Trade and other receivables	15,140
Prepaid expenses and other current assets	4,236
Other long term assets	1,192
Goodwill	159,171
Intangibles	50,730
Accounts payable and accrued expenses	(18,467)
Other current liabilities	(4,960)
Other noncurrent liabilities	(9,470)
Aggregate purchase price	$ 197,572
ALE Solutions, Inc.
Business Acquisition [Line Items]
Trade and other receivables			$ 178,396
Prepaid expenses and other current assets			2,555
Other long term assets			10,121
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			$ 421,833
AFEX
Business Acquisition [Line Items]
Trade 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]
Trade 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