Organization, Business and Summary of Significant Accounting Policies - Rollforward of Allowance for Doubtful Accounts (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Allowance for Doubtful Accounts [Roll Forward]
Balance at beginning	$ 5,403	$ 9,774
Charged to/reversed from expense	3,210	3,148
Deductions (write offs)	(4,971)	(7,519)
Balance at ending	$ 3,642	$ 5,403