Derivative Financial Instruments - Schedule of Derivative Instruments in Statement of Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Foreign Exchange Contracts			$ 3,227	$ 3,298
Foreign Exchange Forward
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Foreign Exchange Contracts	$ 6,606	$ 1,568	11,645	(2,185)
Designated Hedges | Foreign Exchange Forward
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Foreign Exchange Contracts	6,603	1,542	11,585	5,294
Non-Designated Hedges | Foreign Exchange Forward | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Foreign Exchange Contracts	(8)	34	(15)	(340)
Non-Designated Hedges | Foreign Exchange Forward | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Foreign Exchange Contracts	$ 11	$ (8)	$ 75	$ (7,139)