Acquisitions - Summary of Purchase Price and Estimated Fair Value of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	Dec. 01, 2023	Dec. 31, 2023	Dec. 31, 2022
Fair value of net assets acquired:
Excess purchase price over fair value of net assets acquired ("goodwill")		$ 684,345	$ 493,033
SADA Systems, LLC
Business Acquisition [Line Items]
Business combination, consideration transferred	$ 425,327
Fair value of net assets acquired:
Current assets	348,727
Identifiable intangible assets - see description below	158,100
Property and equipment	2,266
Other assets	260,185
Current liabilities	(335,548)
Long-term liabilities, including long-term accounts payable	(125,425)
Total fair value of net assets acquired	308,305
Excess purchase price over fair value of net assets acquired ("goodwill")	117,022
SADA Systems, LLC | Non-compete agreements
Fair value of net assets acquired:
Identifiable intangible assets - see description below	$ 26,200