Other Comprehensive (Loss) Income - Schedule of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Disclosure Of Other Comprehensive Income Loss [Abstract]
Losses (gains) on sale of securities available-for-sale	$ 747	$ (535)
Tax effect	(202)	145
Net (loss) income	545	(390)
Net amortization of bond premiums	1,009	699
Tax effect	(274)	(189)
Net (loss) income	735	510
Net interest (income) expense on swaps	(115)	48
Tax effect	31	(13)
Net (loss) income	(84)	35
Total reclassification adjustments	$ 1,196	$ 155

Disclosure of Other Comprehensive Income Loss

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Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps before tax

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Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps net of tax

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Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps tax

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Other comprehensive income (loss) reclassification adjustment from AOCI for sale and for write down of securities and for net interest expense on swaps, net of tax.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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