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Loans Receivable and Allowance for Credit Losses - Individually Evaluated for Impairment (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | $ 17,801 | $ 10,310 | $ 9,737 | $ 9,905
Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 7,135 | 6,043 |  |
Allowance for credit losses, collectively evaluated for impairment | 10,666 | 4,267 |  |
Allowance for credit loss | 17,801 | 10,310 |  |
Individually evaluated for impairment | 24,247 | 18,916 |  |
Collectively evaluated for impairment, amount | 854,522 | 829,400 |  |
Loans receivable, gross | 878,769 | 848,316 |  |
Commercial Real Estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 9,809 | 6,966 | 4,889 | 5,063
Commercial Real Estate | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 6,352 | 5,430 |  |
Allowance for credit losses, collectively evaluated for impairment | 3,457 | 1,536 |  |
Allowance for credit loss | 9,809 | 6,966 |  |
Individually evaluated for impairment | 11,368 | 11,241 |  |
Collectively evaluated for impairment, amount | 453,042 | 426,202 |  |
Loans receivable, gross | 464,410 | 437,443 |  |
Residential Real Estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 853 | 665 | 1,512 | 1,700
Residential Real Estate | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 29 | 5 |  |
Allowance for credit losses, collectively evaluated for impairment | 824 | 660 |  |
Allowance for credit loss | 853 | 665 |  |
Individually evaluated for impairment | 2,491 | 2,508 |  |
Collectively evaluated for impairment, amount | 116,401 | 121,632 |  |
Loans receivable, gross | 118,892 | 124,140 |  |
Commercial and Industrial |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 1,799 | 1,403 | 2,860 | 2,532
Commercial and Industrial | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 754 | 608 |  |
Allowance for credit losses, collectively evaluated for impairment | 1,045 | 795 |  |
Allowance for credit loss | 1,799 | 1,403 |  |
Individually evaluated for impairment | 7,559 | 4,653 |  |
Collectively evaluated for impairment, amount | 146,214 | 134,134 |  |
Loans receivable, gross | 153,773 | 138,787 |  |
Consumer and Other |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 5,272 | 1,207 | 319 | 253
Consumer and Other | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 5,272 | 1,207 |  |
Allowance for credit loss | 5,272 | 1,207 |  |
Individually evaluated for impairment | 512 | 514 |  |
Collectively evaluated for impairment, amount | 131,898 | 140,577 |  |
Loans receivable, gross | 132,410 | 141,091 |  |
Construction |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 21 | 24 | 56 | 78
Construction | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 21 | 24 |  |
Allowance for credit loss | 21 | 24 |  |
Individually evaluated for impairment | 2,317 | 0 |  |
Collectively evaluated for impairment, amount | 4,735 | 4,922 |  |
Loans receivable, gross | 7,052 | 4,922 |  |
Construction to Permanent - CRE |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 47 | 10 | 9 | 41
Construction to Permanent - CRE | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 47 | 10 |  |
Allowance for credit loss | 47 | 10 |  |
Individually evaluated for impairment | 0 | 0 |  |
Collectively evaluated for impairment, amount | 2,232 | 1,933 |  |
Loans receivable, gross | 2,232 | 1,933 |  |
Unallocated |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance for credit loss | 0 | 35 | $ 92 | $ 238
Unallocated | Business Activities Loans |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Individually evaluated for impairment | 0 | 0 |  |
Allowance for credit losses, collectively evaluated for impairment | 0 | 35 |  |
Allowance for credit loss | 0 | 35 |  |
Individually evaluated for impairment | 0 | 0 |  |
Collectively evaluated for impairment, amount | 0 | 0 |  |
Loans receivable, gross | $ 0 | $ 0 |  |

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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