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Loans - Categories (Details) - USD ($) | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Jun. 30, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | $ 3,694,728,000 |  |  | $ 3,452,607,000 |  |
Net deferred loan origination fees/costs and premiums/discounts on purchased loans and other | 40,340,000 |  |  | 46,794,000 |  |
Total loans | 3,735,068,000 |  |  | 3,499,401,000 |  |
Allowance for credit losses | (36,452,000) | $ (29,866,000) | $ (36,058,000) | (31,737,000) | $ (29,153,000) | $ (27,841,000)
Net loans | 3,698,616,000 |  |  | 3,467,664,000 |  |
Nonaccural, interest income | 100,000 | 200,000 |  |  |  |
Commercial and industrial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (2,110,000) | (1,727,000) | (1,849,000) | (1,711,000) | (2,026,000) | (1,891,000)
Owner-occupied commercial real estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (858,000) | (616,000) | (789,000) | (651,000) | (703,000) | (742,000)
Investor commercial real estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (1,313,000) | (1,074,000) | (1,416,000) | (1,099,000) | (621,000) | (328,000)
Construction |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (2,103,000) | (1,590,000) | (1,940,000) | (2,074,000) | (1,707,000) | (1,612,000)
Single tenant lease financing |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (8,365,000) | (10,027,000) | (9,970,000) | (10,519,000) | (9,712,000) | (10,385,000)
Public finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (1,411,000) | (1,789,000) | (1,509,000) | (1,753,000) | (1,850,000) | (1,776,000)
Healthcare finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (2,227,000) | (3,612,000) | (2,421,000) | (2,997,000) | (4,762,000) | (5,940,000)
Franchise finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (5,247,000) | (3,015,000) | (4,484,000) | (3,988,000) | (2,281,000) | (1,083,000)
Small business lending |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (4,221,000) | (2,046,000) | (2,618,000) | (2,168,000) | (1,956,000) | (1,387,000)
Residential mortgage |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (2,280,000) | (1,370,000) | (2,550,000) | (1,559,000) | (1,138,000) | (643,000)
Home equity |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (192,000) | (62,000) | (224,000) | (69,000) | (54,000) | (64,000)
Other consumer loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | (6,125,000) | (2,938,000) | $ (6,288,000) | (3,149,000) | $ (2,343,000) | (1,990,000)
Tax Refund Advance Loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses |  | $ 0 |  |  |  | $ 0
Commercial Portfolio Segment |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 2,908,232,000 |  |  | 2,719,349,000 |  |
Total loans |  |  |  | 2,719,349,000 |  |
Allowance for credit losses |  |  |  | (26,960,000) |  |
Commercial Portfolio Segment | Commercial and industrial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 114,265,000 |  |  | 126,108,000 |  |
Total loans | 114,265,000 |  |  | 126,108,000 |  |
Allowance for credit losses |  |  |  | (1,711,000) |  |
Commercial Portfolio Segment | Owner-occupied commercial real estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 58,486,000 |  |  | 61,836,000 |  |
Total loans | 58,486,000 |  |  | 61,836,000 |  |
Allowance for credit losses |  |  |  | (651,000) |  |
Commercial Portfolio Segment | Investor commercial real estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 129,831,000 |  |  | 93,121,000 |  |
Total loans | 129,831,000 |  |  | 93,121,000 |  |
Allowance for credit losses |  |  |  | (1,099,000) |  |
Commercial Portfolio Segment | Construction |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 252,105,000 |  |  | 181,966,000 |  |
Total loans | 252,105,000 |  |  | 181,966,000 |  |
Allowance for credit losses |  |  |  | (2,074,000) |  |
Commercial Portfolio Segment | Single tenant lease financing |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 933,873,000 |  |  | 939,240,000 |  |
Total loans | 933,873,000 |  |  | 939,240,000 |  |
Allowance for credit losses |  |  |  | (10,519,000) |  |
Commercial Portfolio Segment | Public finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 535,960,000 |  |  | 621,032,000 |  |
Total loans | 535,960,000 |  |  | 621,032,000 |  |
Allowance for credit losses |  |  |  | (1,753,000) |  |
Commercial Portfolio Segment | Public finance | Interest rate swaps |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 29,000,000 |  |  | 32,500,000 |  |
Commercial Portfolio Segment | Healthcare finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 235,622,000 |  |  | 272,461,000 |  |
Total loans |  |  |  | 272,461,000 |  |
Allowance for credit losses |  |  |  | (2,997,000) |  |
Commercial Portfolio Segment | Franchise finance |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 455,094,000 |  |  | 299,835,000 |  |
Total loans |  |  |  | 299,835,000 |  |
Allowance for credit losses |  |  |  | (3,988,000) |  |
Commercial Portfolio Segment | Small business lending |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 192,996,000 |  |  | 123,750,000 |  |
Total loans |  |  |  | 123,750,000 |  |
Allowance for credit losses |  |  |  | (2,168,000) |  |
Consumer Portfolio |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 786,496,000 |  |  | 733,258,000 |  |
Total loans |  |  |  | 733,258,000 |  |
Allowance for credit losses |  |  |  | (4,777,000) |  |
Consumer Portfolio | Residential mortgage |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 393,501,000 |  |  | 383,948,000 |  |
Total loans |  |  |  | 383,948,000 |  |
Allowance for credit losses |  |  |  | (1,559,000) |  |
Consumer Portfolio | Home equity |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | 23,544,000 |  |  | 24,712,000 |  |
Total loans |  |  |  | 24,712,000 |  |
Allowance for credit losses |  |  |  | (69,000) |  |
Consumer Portfolio | Other consumer loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans | $ 369,451,000 |  |  | 324,598,000 |  |
Total loans |  |  |  | 324,598,000 |  |
Allowance for credit losses |  |  |  | $ (3,149,000) |  |

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