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Loans and Allowance for Loan Losses - Summary of Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment and Based on Impairment Method (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Allowance for loan losses: |  |  |
Beginning balance |  | $ 6,361 | $ 4,134
Provision |  | 1,075 | 2,000
Charge-offs |  | (310) | (185)
Recoveries |  | 1,433 | 412
Ending balance |  | 8,559 | 6,361
Ending allowance attributable to loans: |  |  |
Individually evaluated for impairment |  | 7 | 51
Collectively evaluated for impairment |  | 8,552 | 6,310
Ending balance |  | 8,559 | 6,361
Loans: |  |  |
Individually evaluated for impairment |  | 7,228 | 7,274
Collectively evaluated for impairment |  | 577,156 | 591,341
Total loans |  | 584,384 | 598,615
Commercial (Secured by Real Estate) |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 3,084 | 1,661
Provision |  | 290 | 1,207
Charge-offs |  |  | (30)
Recoveries |  | 1,307 | 246
Ending balance |  | 4,681 | 3,084
Ending allowance attributable to loans: |  |  |
Individually evaluated for impairment |  | 1 | 2
Collectively evaluated for impairment |  | 4,680 | 3,082
Ending balance |  | 4,681 | 3,084
Loans: |  |  |
Individually evaluated for impairment |  | 3,482 | 2,584
Collectively evaluated for impairment |  | 259,222 | 175,987
Total loans |  | 262,704 | 178,571
Commercial and Industrial |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 1,320 | 1,478
Provision |  | 1,119 | (194)
Charge-offs |  | (234) |
Recoveries |  | 37 | 36
Ending balance |  | 2,242 | 1,320
Ending allowance attributable to loans: |  |  |
Individually evaluated for impairment |  | 1 | 35
Collectively evaluated for impairment |  | 2,241 | 1,285
Ending balance |  | 2,242 | 1,320
Loans: |  |  |
Individually evaluated for impairment |  | 753 | 1,085
Collectively evaluated for impairment |  | 152,082 | 154,469
Total loans |  | 152,835 | 155,554
Paycheck Protection Program |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  | 0 | 0
Ending allowance attributable to loans: |  |  |
Ending balance |  | 0 | 0
Loans: |  |  |
Collectively evaluated for impairment | [1] | 17,883 | 101,749
Total loans | [1] | 17,883 | 101,749
Construction, Land and Acquisition & Development |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 224 | 153
Provision |  | (62) | 71
Ending balance |  | 162 | 224
Ending allowance attributable to loans: |  |  |
Collectively evaluated for impairment |  | 162 | 224
Ending balance |  | 162 | 224
Loans: |  |  |
Collectively evaluated for impairment |  | 16,317 | 23,571
Total loans |  | 16,317 | 23,571
Residential Mortgage |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 970 | 369
Provision |  | (541) | 627
Charge-offs |  |  | (126)
Recoveries |  | 73 | 100
Ending balance |  | 502 | 970
Ending allowance attributable to loans: |  |  |
Individually evaluated for impairment |  | 5 | 14
Collectively evaluated for impairment |  | 497 | 956
Ending balance |  | 502 | 970
Loans: |  |  |
Individually evaluated for impairment |  | 2,992 | 3,597
Collectively evaluated for impairment |  | 60,073 | 88,180
Total loans |  | 63,065 | 91,777
Consumer Installment |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 719 | 466
Provision |  | 310 | 252
Charge-offs |  | (76) | (29)
Recoveries |  | 16 | 30
Ending balance |  | 969 | 719
Ending allowance attributable to loans: |  |  |
Collectively evaluated for impairment |  | 969 | 719
Ending balance |  | 969 | 719
Loans: |  |  |
Individually evaluated for impairment |  | 1 | 8
Collectively evaluated for impairment |  | 71,579 | 47,385
Total loans |  | 71,580 | 47,393
Unallocated |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 44 | 7
Provision |  | (41) | 37
Ending balance |  | 3 | 44
Ending allowance attributable to loans: |  |  |
Collectively evaluated for impairment |  | 3 | 44
Ending balance |  | $ 3 | $ 44
[1] | Consists of loans that are fully guaranteed by the SBA; thus, no allowance for loan losses has been allocated to these loans.

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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