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Loans and Allowance for Credit Losses on Loans - Internal Risk Rating Of Loans By Portfolio Segment (Detail) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
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Total loans | $ 414,512 | $ 400,056
Pass [Member] |  |
Total loans |  | 397,281
Special Mention [Member] |  |
Total loans |  | 2,686
Substandard [Member] |  |
Total loans |  | 89
CRE [Member] |  |
Total loans | 88,051 | 80,506
CRE [Member] | Pass [Member] |  |
Total loans |  | 77,820
CRE [Member] | Special Mention [Member] |  |
Total loans |  | 2,686
MF [Member] |  |
Total loans | 7,787 | 8,185
MF [Member] | Pass [Member] |  |
Total loans |  | 8,185
C+I [Member] |  |
Total loans | 24,168 | 24,059
C+I [Member] | Pass [Member] |  |
Total loans |  | 24,059
ADL [Member] |  |
Total loans | 14,999 | 18,490
ADL [Member] | Pass [Member] |  |
Total loans |  | 18,490
RES [Member] |  |
Total loans | 259,562 | 251,466
RES [Member] | Pass [Member] |  |
Total loans |  | 251,382
RES [Member] | Substandard [Member] |  |
Total loans |  | 84
HELOC [Member] |  |
Total loans | 12,121 | 10,161
HELOC [Member] | Pass [Member] |  |
Total loans |  | 10,161
CON [Member] |  |
Total loans | $ 7,824 | 7,189
CON [Member] | Pass [Member] |  |
Total loans |  | 7,184
CON [Member] | Substandard [Member] |  |
Total loans |  | $ 5

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- Definition Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481990/310-10-45-2 + Details
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