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Loans - Loans by Credit Quality Indicator (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total | $ 5,231,331,000 | $ 5,707,762,000 |
Charge-offs | 12,234,000 | 12,394,000 | $ 10,131,000
Total, Current period gross recoveries | 948,000 | 1,268,000 | 4,241,000
Loans at fair value | 0 | 17,011,000 |
Real estate |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total | 3,133,334,000 | 2,787,908,000 |
Real estate | Commercial real estate |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 558,263,000 | 396,947,000 |
Year two | 369,753,000 | 292,185,000 |
Year three | 278,817,000 | 321,165,000 |
Year four | 247,391,000 | 181,722,000 |
Year five | 127,435,000 | 47,608,000 |
Prior | 88,786,000 | 109,743,000 |
Revolving Loans Amortized Cost Basis | 23,067,000 | 21,558,000 |
Total | 1,693,512,000 | 1,370,928,000 |
2021, Current period gross charge-offs | 0 |  |
2020, Current period gross charge-offs | 0 | 0 |
2019, Current period gross charge-offs | 0 | 0 |
2018, Current period gross charge-offs | 120,000 | 0 |
2017, Current period gross charge-offs | 24,000 | 3,622,000 |
2016, Current period gross charge-offs |  | 199,000 |
Prior, Current period gross charge-offs | 26,000 | 1,103,000 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 0 | 0 |
Charge-offs | 170,000 | 4,924,000 | 1,420,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 0 | 0 |
2019, Current period gross recoveries | 0 | 0 |
2018, Current period gross recoveries | 48,000 | 0 |
2017, Current period gross recoveries | 3,000 | 0 |
2016, Current period gross recoveries |  | 0 |
Prior, Current period gross recoveries | 14,000 | 19,000 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 0 | 0 |
Total, Current period gross recoveries | 65,000 | 19,000 | 341,000
2021, Current period net charge-offs (recoveries) | 0 |  |
2020, Current period net charge-offs (recoveries) | 0 | 0 |
2019, Current period net charge-offs (recoveries) | 0 | 0 |
2018, Current period net charge-offs (recoveries) | 72,000 | 0 |
2017, Current period net charge-offs (recoveries) | 21,000 | 3,622,000 |
2016, Current period net charge-offs (recoveries) |  | 199,000 |
Prior, Current period net charge-offs (recoveries) | 12,000 | 1,084,000 |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 0 | 0 |
Total, Current period net charge-offs (recoveries) | 105,000 | 4,905,000 |
Loans at fair value | 0 | 17,000,000 |
Real estate | Commercial real estate | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 556,218,000 | 393,317,000 |
Year two | 369,128,000 | 290,394,000 |
Year three | 278,045,000 | 312,051,000 |
Year four | 236,543,000 | 154,445,000 |
Year five | 111,308,000 | 46,132,000 |
Prior | 86,498,000 | 106,994,000 |
Revolving Loans Amortized Cost Basis | 22,904,000 | 18,419,000 |
Total | 1,660,644,000 | 1,321,752,000 |
Real estate | Commercial real estate | Special mention |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 | 824,000 |
Year two | 0 | 113,000 |
Year three | 0 | 2,410,000 |
Year four | 8,392,000 | 20,691,000 |
Year five | 15,828,000 | 0 |
Prior | 0 | 1,656,000 |
Revolving Loans Amortized Cost Basis | 0 | 2,145,000 |
Total | 24,220,000 | 27,839,000 |
Real estate | Commercial real estate | Classified |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 2,045,000 | 2,806,000 |
Year two | 625,000 | 1,678,000 |
Year three | 772,000 | 6,704,000 |
Year four | 2,456,000 | 6,586,000 |
Year five | 299,000 | 1,476,000 |
Prior | 2,288,000 | 1,093,000 |
Revolving Loans Amortized Cost Basis | 163,000 | 994,000 |
Total | 8,648,000 | 21,337,000 |
Real estate | Construction/land/land development |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 256,655,000 | 189,634,000 |
Year two | 102,756,000 | 162,513,000 |
Year three | 93,840,000 | 138,861,000 |
Year four | 33,805,000 | 15,417,000 |
Year five | 6,583,000 | 1,955,000 |
Prior | 553,000 | 1,325,000 |
Revolving Loans Amortized Cost Basis | 35,891,000 | 22,155,000 |
Total | 530,083,000 | 531,860,000 |
2021, Current period gross charge-offs | 0 |  |
2020, Current period gross charge-offs | 0 | 0 |
2019, Current period gross charge-offs | 0 | 0 |
2018, Current period gross charge-offs | 0 | 0 |
2017, Current period gross charge-offs | 0 | 0 |
2016, Current period gross charge-offs |  | 0 |
Prior, Current period gross charge-offs | 0 | 0 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 0 | 0 |
Charge-offs | 0 | 0 | 38,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 0 | 0 |
2019, Current period gross recoveries | 0 | 0 |
2018, Current period gross recoveries | 0 | 0 |
2017, Current period gross recoveries | 0 | 0 |
2016, Current period gross recoveries |  | 0 |
Prior, Current period gross recoveries | 0 | 1,000 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 0 | 0 |
Total, Current period gross recoveries | 0 | 1,000 | 40,000
2021, Current period net charge-offs (recoveries) | 0 |  |
2020, Current period net charge-offs (recoveries) | 0 | 0 |
2019, Current period net charge-offs (recoveries) | 0 | 0 |
2018, Current period net charge-offs (recoveries) | 0 | 0 |
2017, Current period net charge-offs (recoveries) | 0 | 0 |
2016, Current period net charge-offs (recoveries) |  | 0 |
Prior, Current period net charge-offs (recoveries) | 0 | (1,000) |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 0 | 0 |
Total, Current period net charge-offs (recoveries) | 0 | (1,000) |
Real estate | Construction/land/land development | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 256,212,000 | 189,311,000 |
Year two | 102,459,000 | 150,281,000 |
Year three | 85,442,000 | 138,000,000 |
Year four | 32,128,000 | 12,907,000 |
Year five | 5,422,000 | 1,812,000 |
Prior | 553,000 | 1,157,000 |
Revolving Loans Amortized Cost Basis | 30,729,000 | 18,892,000 |
Total | 512,945,000 | 512,360,000 |
Real estate | Construction/land/land development | Special mention |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 | 323,000 |
Year two | 0 | 10,421,000 |
Year three | 8,126,000 | 135,000 |
Year four | 0 | 1,003,000 |
Year five | 1,003,000 | 0 |
Prior | 0 | 0 |
Revolving Loans Amortized Cost Basis | 0 | 0 |
Total | 9,129,000 | 11,882,000 |
Real estate | Construction/land/land development | Classified |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 443,000 | 0 |
Year two | 297,000 | 1,811,000 |
Year three | 272,000 | 726,000 |
Year four | 1,677,000 | 1,507,000 |
Year five | 158,000 | 143,000 |
Prior | 0 | 168,000 |
Revolving Loans Amortized Cost Basis | 5,162,000 | 3,263,000 |
Total | 8,009,000 | 7,618,000 |
Real estate | Residential real estate |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 315,296,000 | 369,697,000 |
Year two | 252,480,000 | 145,771,000 |
Year three | 111,957,000 | 106,461,000 |
Year four | 55,784,000 | 104,658,000 |
Year five | 47,338,000 | 52,153,000 |
Prior | 66,296,000 | 52,430,000 |
Revolving Loans Amortized Cost Basis | 60,588,000 | 53,950,000 |
Total | 909,739,000 | 885,120,000 |
2021, Current period gross charge-offs | 0 |  |
2020, Current period gross charge-offs | 7,000 | 94,000 |
2019, Current period gross charge-offs | 61,000 | 271,000 |
2018, Current period gross charge-offs | 0 | 0 |
2017, Current period gross charge-offs | 0 | 283,000 |
2016, Current period gross charge-offs |  | 0 |
Prior, Current period gross charge-offs | 10,000 | 44,000 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 0 | 0 |
Charge-offs | 78,000 | 692,000 | 265,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 21,000 | 0 |
2019, Current period gross recoveries | 19,000 | 0 |
2018, Current period gross recoveries | 0 | 0 |
2017, Current period gross recoveries | 25,000 | 0 |
2016, Current period gross recoveries |  | 0 |
Prior, Current period gross recoveries | 52,000 | 202,000 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 0 | 0 |
Total, Current period gross recoveries | 117,000 | 202,000 | 185,000
2021, Current period net charge-offs (recoveries) | 0 |  |
2020, Current period net charge-offs (recoveries) | (14,000) | 94,000 |
2019, Current period net charge-offs (recoveries) | 42,000 | 271,000 |
2018, Current period net charge-offs (recoveries) | 0 | 0 |
2017, Current period net charge-offs (recoveries) | (25,000) | 283,000 |
2016, Current period net charge-offs (recoveries) |  | 0 |
Prior, Current period net charge-offs (recoveries) | (42,000) | (158,000) |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 0 | 0 |
Total, Current period net charge-offs (recoveries) | (39,000) | 490,000 |
Real estate | Residential real estate | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 313,898,000 | 367,652,000 |
Year two | 252,115,000 | 143,368,000 |
Year three | 109,564,000 | 103,450,000 |
Year four | 52,515,000 | 102,272,000 |
Year five | 45,042,000 | 41,522,000 |
Prior | 59,690,000 | 50,094,000 |
Revolving Loans Amortized Cost Basis | 60,342,000 | 53,854,000 |
Total | 893,166,000 | 862,212,000 |
Real estate | Residential real estate | Special mention |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 | 188,000 |
Year two | 174,000 | 0 |
Year three | 0 | 29,000 |
Year four | 421,000 | 1,875,000 |
Year five | 477,000 | 9,287,000 |
Prior | 0 | 803,000 |
Revolving Loans Amortized Cost Basis | 0 | 0 |
Total | 1,072,000 | 12,182,000 |
Real estate | Residential real estate | Classified |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 1,398,000 | 1,857,000 |
Year two | 191,000 | 2,403,000 |
Year three | 2,393,000 | 2,982,000 |
Year four | 2,848,000 | 511,000 |
Year five | 1,819,000 | 1,344,000 |
Prior | 6,606,000 | 1,533,000 |
Revolving Loans Amortized Cost Basis | 246,000 | 96,000 |
Total | 15,501,000 | 10,726,000 |
Commercial and industrial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 463,014,000 | 862,076,000 |
Year two | 167,247,000 | 168,031,000 |
Year three | 96,466,000 | 142,389,000 |
Year four | 70,159,000 | 35,286,000 |
Year five | 18,591,000 | 15,877,000 |
Prior | 27,022,000 | 48,514,000 |
Revolving Loans Amortized Cost Basis | 611,736,000 | 545,689,000 |
Total | 1,454,235,000 | 1,817,862,000 |
2021, Current period gross charge-offs | 9,000 |  |
2020, Current period gross charge-offs | 1,172,000 | 189,000 |
2019, Current period gross charge-offs | 54,000 | 204,000 |
2018, Current period gross charge-offs | 5,000 | 87,000 |
2017, Current period gross charge-offs | 1,467,000 | 121,000 |
2016, Current period gross charge-offs |  | 3,228,000 |
Prior, Current period gross charge-offs | 6,354,000 | 469,000 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 2,862,000 | 2,404,000 |
Charge-offs | 11,923,000 | 6,702,000 | 8,231,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 18,000 | 0 |
2019, Current period gross recoveries | 51,000 | 42,000 |
2018, Current period gross recoveries | 3,000 | 20,000 |
2017, Current period gross recoveries | 102,000 | 81,000 |
2016, Current period gross recoveries |  | 185,000 |
Prior, Current period gross recoveries | 204,000 | 112,000 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 339,000 | 582,000 |
Total, Current period gross recoveries | 717,000 | 1,022,000 | 3,627,000
2021, Current period net charge-offs (recoveries) | 9,000 |  |
2020, Current period net charge-offs (recoveries) | 1,154,000 | 189,000 |
2019, Current period net charge-offs (recoveries) | 3,000 | 162,000 |
2018, Current period net charge-offs (recoveries) | 2,000 | 67,000 |
2017, Current period net charge-offs (recoveries) | 1,365,000 | 40,000 |
2016, Current period net charge-offs (recoveries) |  | 3,043,000 |
Prior, Current period net charge-offs (recoveries) | 6,150,000 | 357,000 |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 2,523,000 | 1,822,000 |
Total, Current period net charge-offs (recoveries) | 11,206,000 | 5,680,000 |
Commercial and industrial | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 448,377,000 | 851,780,000 |
Year two | 164,910,000 | 153,722,000 |
Year three | 93,488,000 | 110,092,000 |
Year four | 64,791,000 | 29,413,000 |
Year five | 14,742,000 | 9,927,000 |
Prior | 24,014,000 | 26,964,000 |
Revolving Loans Amortized Cost Basis | 599,144,000 | 511,220,000 |
Total | 1,409,466,000 | 1,693,118,000 |
Commercial and industrial | Special mention |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 259,000 | 4,860,000 |
Year two | 2,170,000 | 2,059,000 |
Year three | 0 | 26,438,000 |
Year four | 1,519,000 | 423,000 |
Year five | 0 | 0 |
Prior | 0 | 14,843,000 |
Revolving Loans Amortized Cost Basis | 3,752,000 | 8,077,000 |
Total | 7,700,000 | 56,700,000 |
Commercial and industrial | Classified |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 14,378,000 | 5,436,000 |
Year two | 167,000 | 12,250,000 |
Year three | 2,978,000 | 5,859,000 |
Year four | 3,849,000 | 5,450,000 |
Year five | 3,849,000 | 5,950,000 |
Prior | 3,008,000 | 6,707,000 |
Revolving Loans Amortized Cost Basis | 8,840,000 | 26,392,000 |
Total | 37,069,000 | 68,044,000 |
Mortgage warehouse lines of credit |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total | 627,078,000 | 1,084,001,000 |
2021, Current period gross charge-offs | 0 |  |
2020, Current period gross charge-offs | 0 | 0 |
2019, Current period gross charge-offs | 0 | 0 |
2018, Current period gross charge-offs | 0 | 0 |
2017, Current period gross charge-offs | 0 | 0 |
2016, Current period gross charge-offs |  | 0 |
Prior, Current period gross charge-offs | 0 | 0 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 0 | 0 |
Charge-offs | 0 | 0 | 29,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 0 | 0 |
2019, Current period gross recoveries | 0 | 0 |
2018, Current period gross recoveries | 0 | 0 |
2017, Current period gross recoveries | 0 | 0 |
2016, Current period gross recoveries |  | 0 |
Prior, Current period gross recoveries | 0 | 0 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 0 | 0 |
Total, Current period gross recoveries | 0 | 0 | 0
2021, Current period net charge-offs (recoveries) | 0 |  |
2020, Current period net charge-offs (recoveries) | 0 | 0 |
2019, Current period net charge-offs (recoveries) | 0 | 0 |
2018, Current period net charge-offs (recoveries) | 0 | 0 |
2017, Current period net charge-offs (recoveries) | 0 | 0 |
2016, Current period net charge-offs (recoveries) |  | 0 |
Prior, Current period net charge-offs (recoveries) | 0 | 0 |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 0 | 0 |
Total, Current period net charge-offs (recoveries) | 0 | 0 |
Mortgage warehouse lines of credit | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Revolving Loans Amortized Cost Basis | 627,078,000 | 1,084,001,000 |
Total | 627,078,000 | 1,084,001,000 |
Consumer |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 7,002,000 | 6,730,000 |
Year two | 2,190,000 | 3,326,000 |
Year three | 1,468,000 | 1,578,000 |
Year four | 443,000 | 203,000 |
Year five | 55,000 | 122,000 |
Prior | 68,000 | 84,000 |
Revolving Loans Amortized Cost Basis | 5,458,000 | 5,948,000 |
Total | 16,684,000 | 17,991,000 |
2021, Current period gross charge-offs | 0 |  |
2020, Current period gross charge-offs | 5,000 | 0 |
2019, Current period gross charge-offs | 29,000 | 39,000 |
2018, Current period gross charge-offs | 2,000 | 23,000 |
2017, Current period gross charge-offs | 0 | 8,000 |
2016, Current period gross charge-offs |  | 0 |
Prior, Current period gross charge-offs | 9,000 | 4,000 |
Revolving Loans Amortized Cost Basis, Current period gross charge-offs | 18,000 | 2,000 |
Charge-offs | 63,000 | 76,000 | 148,000
2021, Current period gross recoveries | 0 |  |
2020, Current period gross recoveries | 0 | 0 |
2019, Current period gross recoveries | 20,000 | 0 |
2018, Current period gross recoveries | 7,000 | 1,000 |
2017, Current period gross recoveries | 1,000 | 7,000 |
2016, Current period gross recoveries |  | 5,000 |
Prior, Current period gross recoveries | 17,000 | 7,000 |
Revolving Loans Amortized Cost Basis, Current period gross recoveries | 4,000 | 4,000 |
Total, Current period gross recoveries | 49,000 | 24,000 | $ 48,000
2021, Current period net charge-offs (recoveries) | 0 |  |
2020, Current period net charge-offs (recoveries) | 5,000 | 0 |
2019, Current period net charge-offs (recoveries) | 9,000 | 39,000 |
2018, Current period net charge-offs (recoveries) | (5,000) | 22,000 |
2017, Current period net charge-offs (recoveries) | (1,000) | 1,000 |
2016, Current period net charge-offs (recoveries) |  | (5,000) |
Prior, Current period net charge-offs (recoveries) | (8,000) | (3,000) |
Revolving Loans Amortized Cost Basis, Current period net charge-offs (recoveries) | 14,000 | (2,000) |
Total, Current period net charge-offs (recoveries) | 14,000 | 52,000 |
Consumer | Pass |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 6,976,000 | 6,702,000 |
Year two | 2,169,000 | 3,318,000 |
Year three | 1,467,000 | 1,578,000 |
Year four | 443,000 | 203,000 |
Year five | 55,000 | 116,000 |
Prior | 67,000 | 83,000 |
Revolving Loans Amortized Cost Basis | 5,407,000 | 5,935,000 |
Total | 16,584,000 | 17,935,000 |
Consumer | Classified |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 26,000 | 28,000 |
Year two | 21,000 | 8,000 |
Year three | 1,000 | 0 |
Year four | 0 | 0 |
Year five | 0 | 6,000 |
Prior | 1,000 | 1,000 |
Revolving Loans Amortized Cost Basis | 51,000 | 13,000 |
Total | $ 100,000 | $ 56,000 |

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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated Five Or More Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated Five Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated Four Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated in Current Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated In Fiscal Year Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated Three Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Originated Two Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Recovery, Revolving + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Writeoff, After Recovery, Originated Five Or More Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Writeoff, After Recovery, Originated Five Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Writeoff, After Recovery, Originated Four Years Before Latest Fiscal Year + References No definition available. + Details
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- Definition Financing Receivable, Allowance For Credit Loss, Writeoff, After Recovery, Originated in Current Fiscal Year + References No definition available. + Details
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