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Loans - Summary of Performing and Non Performing Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | $ 45,548 | $ 55,995
Loans, before unearned loan fees | 9,056,073 | 9,017,642
Non-Covered Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 9,064,414 | 9,026,780
Non-Covered Loans | Commercial - investor owned |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 2,184,126 | 2,141,143
Non-Covered Loans | Commercial - investor owned | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 8 | 1
Non-Covered Loans | Commercial - investor owned | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 0 | 0
Non-Covered Loans | Commercial - investor owned | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 8 | 1
Non-Covered Loans | CRE - owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 2,094,012 | 2,035,785
Non-Covered Loans | CRE - owner occupied | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 22,108 | 23,405
Non-Covered Loans | CRE - owner occupied | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 0 | 0
Non-Covered Loans | CRE - owner occupied | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 22,108 | 23,405
Non-Covered Loans | Construction and land development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 702,630 | 734,073
Non-Covered Loans | Construction and land development | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 2,565 | 2,690
Non-Covered Loans | Construction and land development | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 0 | 0
Non-Covered Loans | Construction and land development | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 2,565 | 2,690
Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 45,524 | 55,982
Non Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 24 | 13
Commercial and industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 14,670 | 26,167
Loans, before unearned loan fees | 3,384,053 | 3,366,208
Commercial and industrial | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 3,182,328 | 3,174,029
Commercial and industrial | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 166,176 | 152,619
Commercial and industrial | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 35,549 | 39,560
Commercial and industrial | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 14,657 | 26,166
Commercial and industrial | Non Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 13 | 1
Residential Portfolio Segment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 333 | 267
Loans, before unearned loan fees | 432,306 | 453,785
Residential Portfolio Segment | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 424,806 | 444,774
Residential Portfolio Segment | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 4,283 | 5,838
Residential Portfolio Segment | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 3,217 | 3,173
Residential Portfolio Segment | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 333 | 267
Residential Portfolio Segment | Non Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 0 | 0
Other |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 5,864 | 3,465
Loans, before unearned loan fees | 238,079 | 256,749
Other | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 235,648 | 254,266
Other | Watch (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 2,399 | 2,445
Other | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, before unearned loan fees | 32 | 38
Other | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | 5,853 | 3,453
Other | Non Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Investment on loans by payment activity | $ 11 | $ 12

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