Goodwill and Intangibles - Intangible Assets and Accumulated Amortization Balances (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 190,493	$ 191,057
Accumulated Amortization	(149,925)	(143,416)
Net Carrying Amount	40,568	47,641
Customer relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	152,403	152,578
Accumulated Amortization	(133,698)	(129,317)
Net Carrying Amount	18,705	23,261
Other [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	38,090	38,479
Accumulated Amortization	(16,227)	(14,099)
Net Carrying Amount	$ 21,863	$ 24,380