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Allowance for Loan Losses - Loans by Credit Quality Indicators - Performing and Non-Performing (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Allowance for loan losses |  |
Loans | $ 1,635,718 | $ 1,410,060
Consumer Finance |  |
Allowance for loan losses |  |
Loans | 474,557 | 368,194
Consumer Finance | Performing |  |
Allowance for loan losses |  |
Loans | 473,632 | 367,814
Consumer Finance | Non-performing |  |
Allowance for loan losses |  |
Loans | 925 | 380
Consumer Finance | Automobiles |  |
Allowance for loan losses |  |
Loans | 411,112 | 322,067
Consumer Finance | Automobiles | Performing |  |
Allowance for loan losses |  |
Loans | 410,270 | 321,687
Consumer Finance | Automobiles | Non-performing |  |
Allowance for loan losses |  |
Loans | 842 | 380
Consumer Finance | Marine and recreational vehicles |  |
Allowance for loan losses |  |
Loans | 63,445 | 46,127
Consumer Finance | Marine and recreational vehicles | Performing |  |
Allowance for loan losses |  |
Loans | 63,362 | $ 46,127
Consumer Finance | Marine and recreational vehicles | Non-performing |  |
Allowance for loan losses |  |
Loans | $ 83 |

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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 https://asc.fasb.org/extlink&oid=124259787&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 https://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524 + Details
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