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Loans, net and allowance for credit losses - Changes in Allowance for Loan Losses Account by Major Classification of Loans (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Allowance for loan losses: |  |
Beginning Balance | $ 21,895 | $ 27,472
Charge-offs | (108) | (75)
Recoveries | 102 | 66
Provisions (credits) | 708 | 1,244
Ending balance | 22,597 | 25,444
Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | (3,263)
Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | 24,209
Commercial |  |
Allowance for loan losses: |  |
Beginning Balance | 2,272 | 4,365
Charge-offs | (5) | (4)
Recoveries | 55 |
Provisions (credits) | (35) | (197)
Ending balance | 2,287 | 2,481
Commercial | Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | (1,683)
Commercial | Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | 2,682
Municipal |  |
Allowance for loan losses: |  |
Beginning Balance | 788 | 1,247
Provisions (credits) | (90) | 324
Ending balance | 698 | 2,318
Municipal | Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | 747
Municipal | Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | 1,994
Commercial real estate |  |
Allowance for loan losses: |  |
Beginning Balance | 14,153 | 17,915
Recoveries |  | 1
Provisions (credits) | 317 | 1,120
Ending balance | 14,470 | 15,692
Commercial real estate | Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | (3,344)
Commercial real estate | Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | 14,571
Residential real estate |  |
Allowance for loan losses: |  |
Beginning Balance | 3,782 | 3,072
Recoveries | 2 | 16
Provisions (credits) | 474 | (207)
Ending balance | 4,258 | 3,868
Residential real estate | Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | 987
Residential real estate | Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | 4,059
Consumer |  |
Allowance for loan losses: |  |
Beginning Balance | 900 | 873
Charge-offs | (103) | (71)
Recoveries | 45 | 49
Provisions (credits) | 42 | 204
Ending balance | $ 884 | 1,085
Consumer | Cumulative impact of adoption | ASC 326 |  |
Allowance for loan losses: |  |
Beginning Balance |  | 30
Consumer | Adjusted Balance |  |
Allowance for loan losses: |  |
Beginning Balance |  | $ 903

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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 -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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