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Nature of Operations and Summary of Significant Accounting Policies - Additional Information (Details) $ / shares in Units, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 USD ($) segment office reporting_unit $ / shares shares | Dec. 31, 2023 USD ($) shares | Dec. 31, 2022 USD ($) shares | Jul. 16, 2019 shares
Schedule Of Accounting Policies [Line Items] |  |  |  |
Full service facilities maintained by bank | office | 71 |  |  |
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Interest receivable | Interest receivable |  |
Accrued interest receivable | $ 25,600 | $ 23,700 |  |
Minimum period required for satisfactory performance to return loan from non-accrual to accrual status | 6 months |  |  |
Credit loss expense (reversal) | $ (3,854) | (2,090) |  |
Commercial loans as a percentage of total loan | 64.00% |  |  |
Residential real estate loans as a percentage of total loan | 17.00% |  |  |
Installment loans as a percentage of total loan | 20.00% |  |  |
Investment in limited partnerships | $ 24,900 | 27,200 |  |
Investment program, proportional amortization method, elected, commitment | $ 14,900 |  |  |
Contractually Specified Servicing Fee Income, Statement of Income or Comprehensive Income [Extensible Enumeration] | Mortgage servicing income, net |  |  |
Contractually specified servicing fees, amount | $ 1,700 | 2,700 | $ 4,800 |
Gross Carrying Amount | 10,200 |  |  |
Goodwill | 155,211 | 155,211 |  |
Advertising expense | $ 1,200 | $ 1,200 | $ 900 |
Uncertain tax positions recognized | 50.00% |  |  |
Shares, non-dilutive (in shares) | shares | 85,512 | 226,028 | 319,760 |
Number of shares authorized to be repurchased (in shares) | shares |  |  |  | 2,250,000
Number of shares repurchased (in shares) | shares | 803,349 |  |  |
Average price per share repurchased (in USD per share) | $ / shares | $ 16.89 |  |  |
Compensation expense | $ 4,600 | $ 3,600 | $ 2,500 |
Number of reporting units | reporting_unit | 1 |  |  |
Number of operating segments | segment | 1 |  |  |
Real estate |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Credit loss expense (reversal) | $ (184) | $ 3,107 |  |
Real estate | Residential mortgage |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Transfer from held-in-portfolio to held-for-sale | 2,800 |  |  |
Real estate | Mortgage warehouse |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Transfer from held-in-portfolio to held-for-sale | 64,800 |  |  |
Real estate | Residential Mortgage And Mortgage Warehousing Loans |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Credit loss expense (reversal) | $ 900 |  |  |
Minimum |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Loan delinquency period | 90 days |  |  |
Minimum | Buildings and improvements |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Useful Life for depreciation | 3 years |  |  |
Minimum | Furniture and equipment |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Useful Life for depreciation | 2 years |  |  |
Maximum |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Allowance for loan losses charge down family first and junior lien mortgages past due period | 180 days |  |  |
Allowance for loan losses charge down unsecured open end loans past due period | 90 days |  |  |
Maximum | Buildings and improvements |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Useful Life for depreciation | 40 years |  |  |
Maximum | Furniture and equipment |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Useful Life for depreciation | 20 years |  |  |
Measurement Input, Discount Rate |  |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |  |
Factor considered to be significant for fair value measurement | 0.10 |  |  |

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