Supplementary Information - Additional Information (Detail) - USD ($)	1 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Supplementary Information [Line Items]
Provision for credit loss		$ 2,941,000	$ 2,590,000	$ 2,539,000	$ 2,559,000
Depreciation expense, including amortization of right-of-use assets under finance leases		8,300,000	8,000,000	7,300,000
Proceeds from private placement of common stock		0	0	200,000,000
Restructuring costs		$ 0	$ 0	$ 5,053,000
Class A Common Stock [Member] | Private Placement [Member] | Matrix Capital Management Company LP [Member]
Supplementary Information [Line Items]
Stock issued	2,935,564
Proceeds from private placement of common stock	$ 200,000,000