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Allowance for Loan Losses - Residential and consumer portfolio (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
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Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | $ 996,029 | $ 972,095
Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 297,321 | 266,352
Real estate-residential mortgage |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 281,711 | 249,989
Real estate-residential mortgage | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 281,711 | 249,989
Consumer. |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 15,610 | 16,363
Consumer. | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 15,610 | 16,363
Performing | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 296,416 | 263,876
Performing | Real estate-residential mortgage | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 280,806 | 247,520
Performing | Consumer. | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 15,610 | 16,356
Non-performing | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 905 | 2,476
Non-performing | Real estate-residential mortgage | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | 905 | 2,469
Non-performing | Consumer. | Consumer |  |
Performing and non-performing outstanding balances of the residential and consumer portfolios |  |
Loan portfolio | $ 0 | $ 7

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- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524 + Details
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