Derivative Financial Instruments - Schedule of Derivative Instruments in Statement of Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	$ (2,769)	$ 4,339	$ 3,934
Foreign Exchange Forward
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	26,326	19,948	43
Designated Hedges | Foreign Exchange Forward | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	25,439	19,910	7,296
Designated Hedges | Foreign Exchange Forward | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	893	0	0
Non-Designated Hedges | Foreign Exchange Forward | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	65	(62)	(342)
Non-Designated Hedges | Foreign Exchange Forward | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	$ (71)	$ 100	$ (6,911)