Schedule of Activities and Ending Reserve Balance (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Reserve Balance [Abstract]
Beginning balance	$ 6,644	$ 4,493
Provisions	18,977	17,471
Deductions	(16,780)	(15,320)
Ending balance	$ 8,841	$ 6,644