Long-Term Debt (Credit Facility) - Additional Information (Detail) - USD ($)				9 Months Ended
	Jan. 18, 2024	Mar. 30, 2023	Mar. 17, 2021	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Repayments of revolving facility				$ 15,000,000	$ 35,000,000
Credit Facility [Member]
Debt Instrument [Line Items]
Amount available under revolving line of credit				321,500,000
Repayments of revolving facility				15,000,000	35,000,000
Borrowings on revolving credit facility				$ 210,000,000	$ 40,000,000
Term loan remaining balance due date	Mar. 17, 2026
Maximum incremental debt amount						$ 480,000,000
Incremental debt amount maximum percentage of consolidated EBITDA				100.00%
Consolidated senior secured net leverage ratio				3.50%
Maximum consolidated net leverage ratio				4.50%
Increased consolidated net leverage ratio				5.00%
Minimum interest coverage ratio				3.00%
Credit Facility [Member] | SOFR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		0.10%
Credit Facility [Member] | September 30, 2024 to March 31, 2025 [Member]
Debt Instrument [Line Items]
Term loan principal repayments	$ 15,400,000
Credit Facility [Member] | June 30, 2025 to December 31, 2025 [Member]
Debt Instrument [Line Items]
Term loan principal repayments	20,500,000
Credit Facility [Member] | Senior Secured Revolving Line of Credit [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount			$ 600,000,000	$ 275,000,000		80,000,000
Credit Facility [Member] | Term Loan A- Facility [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount				686,220,000		$ 377,188,000
Debt instrument maturity date			Mar. 17, 2026
Credit Facility [Member] | Letters of Credit [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount			$ 20,000,000
Credit Facility [Member] | Standby Letters of Credit [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount				$ 3,500,000
Credit Facility [Member] | Incremental Term Loans [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount	425,000,000		$ 425,000,000
Credit Facility [Member] | Maximum [Member]
Debt Instrument [Line Items]
Unused fee payable percentage		0.35%
Credit Facility [Member] | Maximum [Member] | SOFR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.25%
Credit Facility [Member] | Maximum [Member] | Base Rate Loans [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.25%
Credit Facility [Member] | Minimum [Member]
Debt Instrument [Line Items]
Unused fee payable percentage		0.20%
Credit Facility [Member] | Minimum [Member] | SOFR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		1.375%
Credit Facility [Member] | Minimum [Member] | Base Rate Loans [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		0.375%
Credit Facility [Member] | First Amemdment [Member] | Incremental Term Loans [Member]
Debt Instrument [Line Items]
Line of credit outstanding principal amount	$ 350,000,000