Other Real Estate Owned And Other Repossessed Assets - Summary of Other Real Estate Owned Expense And Other Repossessed Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Real Estate [Line Items]
Total	$ (7,525)	$ 617	$ 247
Other Real Estate Owned [Member]
Real Estate [Line Items]
Net loss (gain) on sales	(8,688)	78	(260)
Gain on initial valuation of collateral	(47)	(61)	(162)
Provision for unrealized losses	829	201	502
Operating expenses, net of rental income	169	324	509
Total	(7,737)	542	589
Other Repossessed Assets [Member]
Real Estate [Line Items]
Net loss (gain) on sales	95	61	(345)
Gain on initial valuation of collateral	0	(3)	0
Provision for unrealized losses	0	0	0
Operating expenses, net of rental income	117	17	3
Total	212	75	(342)
Other Real Estate Owned and Other Repossessed Assets [Member]
Real Estate [Line Items]
Net loss (gain) on sales	(8,593)	139	(605)
Gain on initial valuation of collateral	(47)	(64)	(162)
Provision for unrealized losses	829	201	502
Operating expenses, net of rental income	286	341	512
Total	$ (7,525)	$ 617	$ 247