Derivative Instruments and Hedging Activities - Derivatives Designated as Hedging Instruments (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024		Dec. 31, 2023	Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in other comprehensive income (loss)	$ 2,144		$ 2,265	$ (6,672)
Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	0		250,000
Derivative assets	0		0
Derivative liabilities	0		5,779
Net loss	(4,693)		(5,593)	521
Gain (loss) recognized in other comprehensive income (loss)	(2,422)		(4,566)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount			250,000
Gain (loss) recognized in other comprehensive income (loss)	(2,422)	[1]	(4,566)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate swaps—cash flow hedge—net interest payments	(3,747)		(5,593)	521
Reclassification adjustment included in earnings	$ (946)	[2]	0	$ 0
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Other Assets [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative assets			0
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Other Liabilities [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative liabilities			$ 5,779

[1] (1) The interest rate swap was terminated on August 2, 2024. This after-tax amount will be reclassified to earnings as a reduction to interest income over the remaining 16 months of the original swap.

[2] (1) Represents reclassification to earnings as a reduction to interest income of amounts included in accumulated other comprehensive income on the consolidated balance sheet related to the interest rate swap terminated on August 2, 2024.