Senior Notes - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Debt Instrument [Line Items]
Gain on purchase of debt instrument	$ 277	$ 0	$ 1,037	$ 0
Senior Notes [Member]
Debt Instrument [Line Items]
Unsecured debt purchased			88,300
Gain on purchase of debt instrument	$ 300		$ 1,000