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Loans and Allowance for Credit Losses - Loans - Allowance by Loan Segment (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022		Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		$ 2,470	[1]	$ 1,476
Impact of ASC 326 adoption					$ 1,574
Charge-offs		(392)		(253)
Recoveries		196		648
Release for credit losses		(112)		(975)
Balance, end of year	[1]	2,162		2,470
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		79		10
Individually evaluated for impairment, Related loan balance		334		36
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		2,083		2,460
Collectively evaluated for impairment, Related loan balance		186,106		210,356
Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year				781
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		20		10
Commercial and Industrial
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year				115
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		59
Consumer Loans
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year				580
Construction and Land | Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		5		10
Impact of ASC 326 adoption					16
Release for credit losses		39		(11)
Balance, end of year		44		5
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		44		5
Collectively evaluated for impairment, Related loan balance		4,499		4,087
Farmland | Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		11		2
Impact of ASC 326 adoption					9
Release for credit losses		9
Balance, end of year		20		11
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		20		11
Collectively evaluated for impairment, Related loan balance		333		342
Single-family Residential | Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		1,357		512
Impact of ASC 326 adoption					854
Recoveries				408
Release for credit losses		(127)		95
Balance, end of year		1,230		1,357
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		20		10
Individually evaluated for impairment, Related loan balance		34		36
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		1,210		1,347
Collectively evaluated for impairment, Related loan balance		80,217		78,083
Multi-family | Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		105		39
Impact of ASC 326 adoption					63
Release for credit losses		(2)		43
Balance, end of year		103		105
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		103		105
Collectively evaluated for impairment, Related loan balance		5,304		5,428
Commercial and Industrial | Commercial and Industrial
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		115		67
Impact of ASC 326 adoption					120
Charge-offs		(200)
Release for credit losses		259		(6)
Balance, end of year		174		115
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		59
Individually evaluated for impairment, Related loan balance		300
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		115		115
Collectively evaluated for impairment, Related loan balance		8,690		10,003
Commercial | Real Estate Loan
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		278		218
Impact of ASC 326 adoption					199
Release for credit losses		(57)		79
Balance, end of year		221		278
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		221		278
Collectively evaluated for impairment, Related loan balance		42,936		48,729
Commercial | Commercial and Industrial
Collectively evaluated for impairment:
Collectively evaluated for impairment, Related loan balance				1,047
SBA Guaranty | Commercial and Industrial
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		30		48
Impact of ASC 326 adoption					(6)
Charge-offs		(9)
Release for credit losses		1		36
Balance, end of year		22		30
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		22		30
Collectively evaluated for impairment, Related loan balance		6,158		6,397
Consumer | Consumer Loans
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		36		11
Impact of ASC 326 adoption					46
Charge-offs		(14)		(2)
Recoveries		8
Release for credit losses		(7)		(8)
Balance, end of year		23		36
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		23		36
Collectively evaluated for impairment, Related loan balance		1,521		2,090
Automobile | Consumer Loans
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year		533		569
Impact of ASC 326 adoption					$ 273
Charge-offs		(169)		(251)
Recoveries		188		240
Release for credit losses		(227)		271
Balance, end of year		325		533
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance		325		533
Collectively evaluated for impairment, Related loan balance		$ 36,448		$ 54,150
[1] Effective January 1, 2021, the Company applied ASU 2016-13, Financial Instruments – Credit Losses (“ASC 326”), such that the allowance calculation is based on current expected credit loss methodology (“CECL”). Prior to January 1, 2021, the calculation was based on incurred loss methodology. See Note 4 “Loans and Allowance for Losses on Loans” for details.

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Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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