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Allowance for Credit Losses - Loan Portfolio (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Allowance for credit losses activity by loan portfolio |  |  |
Beginning balance | $ 39,651 | $ 40,518 | $ 40,518
Provision charged to operations | 3,600 | 1,950 |
Loans charged off | (4,204) | (3,213) | (3,213)
Recoveries of loans previously charged off | 1,153 | 1,088 |
Ending balance | 40,200 | 40,834 | 39,651
Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | (113) |
Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | 604 |
Commercial |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Beginning balance | 12,315 | 11,219 | 11,219
Provision charged to operations | 535 | 233 |
Loans charged off |  | (16) |
Recoveries of loans previously charged off | 9 | 35 |
Ending balance | 12,859 | 11,449 | 12,315
Commercial | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | (617) |
Commercial | Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | 595 |
Consumer |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Beginning balance | 3,758 | 3,330 | 3,330
Provision charged to operations | 65 | 117 |
Loans charged off | (101) | (89) |
Recoveries of loans previously charged off | 53 | 45 |
Ending balance | 3,775 | 3,510 | 3,758
Consumer | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | 98 |
Consumer | Impact of ASC 326 | Accounting Standards Update 2016-13 | PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | 9 |
Consumer finance |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Beginning balance | 23,578 | 25,969 | 25,969
Provision charged to operations | 3,000 | 1,600 |
Loans charged off | (4,103) | (3,108) |
Recoveries of loans previously charged off | 1,091 | 1,008 |
Ending balance | $ 23,566 | 25,875 | $ 23,578
Consumer finance | Impact of ASC 326 | Accounting Standards Update 2016-13 | Non-PCD loans |  |  |
Allowance for credit losses activity by loan portfolio |  |  |
Ending balance |  | $ 406 |

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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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- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. 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 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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