Other Comprehensive (Loss) Income - Summary of Changes in Component of AOCI (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Balance at the beginning of the period	$ 721,000	$ 1,381
Other comprehensive (loss) income before reclassification	(11,644)	(815)
Amounts reclassified from AOCI	1,196	155
Other comprehensive (loss) income	(10,448,000)	(660,000)
Balance at the end of the period	(9,727,000)	721,000
Net Unrealized (Losses) Gains on AFS Securities
Balance at the beginning of the period	575	1,481
Other comprehensive (loss) income before reclassification	(12,283)	(1,026)
Amounts reclassified from AOCI	1,280	120
Other comprehensive (loss) income	(11,003,000)	(906)
Balance at the end of the period	(10,428)	575
Net Unrealized Gains (Losses) on Cash Flow Hedges
Balance at the beginning of the period	146	(100)
Other comprehensive (loss) income before reclassification	639	211
Amounts reclassified from AOCI	(84)	35
Other comprehensive (loss) income	555,000	246
Balance at the end of the period	$ 701	$ 146