Segment Reporting - Additional Information (Detail) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) Segment	Sep. 30, 2023 USD ($)	Dec. 31, 2023
Number of operating segments | Segment			1
Accounts receivable, percentage by customer	100.00%	100.00%	100.00%	100.00%
Revenue	$ 154,871	$ 141,192	$ 466,892	$ 465,741
Sales Revenue
Revenue	$ 0	$ 0	$ 0	$ 0
Customer Concentration Risk | Accounts Receivable [Member] | Customer Number One [Member]
Accounts receivable, percentage by customer			10.00%		10.00%
Customer Concentration Risk | Minimum [Member] | Sales Revenue
Accounts receivable, percentage by customer	10.00%	10.00%	10.00%	10.00%