Derivative Financial Instruments - Schedule of Derivative Instruments in Statement of Operations (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	$ (482)	$ (541)
Foreign Exchange Forward
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	4,838	8,443
Designated Hedges | Foreign Exchange Forward | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	4,412	8,407
Designated Hedges | Foreign Exchange Forward | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	425	0
Non-Designated Hedges | Foreign Exchange Forward | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	(6)	17
Non-Designated Hedges | Foreign Exchange Forward | Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Increase (Decrease) to Net Interest Income Recognized from Derivatives	$ 7	$ 19