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Loans and Allowance for Credit Losses - Credit Quality of Loan Portfolio by Year of Origination (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total $ 8,004,976 $ 7,604,662
Commercial and industrial    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 86,780 274,229
2021-2020 263,023 97,679
2020-2019 86,654 144,263
2019-2018 126,248 55,883
2018-2017 49,779 37,370
Prior 91,976 64,964
Revolving Loans Amortized Cost Basis 676,140 616,177
Total 1,380,600 1,290,565
Commercial and industrial | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 86,753 273,232
2021-2020 262,073 95,279
2020-2019 84,369 140,938
2019-2018 123,038 52,162
2018-2017 46,230 33,997
Prior 80,906 57,020
Revolving Loans Amortized Cost Basis 656,672 596,667
Total 1,340,041 1,249,295
Commercial and industrial | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 27 79
2021-2020 50 9
2020-2019 0 949
2019-2018 941 632
2018-2017 616 3
Prior 1,494 1,519
Revolving Loans Amortized Cost Basis 12,570 12,367
Total 15,698 15,558
Commercial and industrial | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 918
2021-2020 900 2,391
2020-2019 2,285 2,376
2019-2018 2,269 3,089
2018-2017 2,933 3,370
Prior 9,576 6,425
Revolving Loans Amortized Cost Basis 6,898 7,143
Total 24,861 25,712
Construction - Commercial    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 103,294 335,758
2021-2020 322,557 164,439
2020-2019 179,347 115,907
2019-2018 114,872 21,256
2018-2017 17,366 16,176
Prior 67,104 66,637
Revolving Loans Amortized Cost Basis 48,065 43,948
Total 852,605 764,121
Construction - Commercial | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 103,294 335,758
2021-2020 322,557 164,428
2020-2019 179,337 112,985
2019-2018 111,794 18,374
2018-2017 17,366 14,965
Prior 63,846 64,516
Revolving Loans Amortized Cost Basis 47,864 43,748
Total 846,058 754,774
Construction - Commercial | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 11
2020-2019 10 0
2019-2018 0 0
2018-2017 0 1,208
Prior 2,579 1,384
Revolving Loans Amortized Cost Basis 0 0
Total 2,589 2,603
Construction - Commercial | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 2,922
2019-2018 3,078 2,882
2018-2017 0 3
Prior 679 737
Revolving Loans Amortized Cost Basis 201 200
Total 3,958 6,744
Construction - Consumer    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 63,687 341,562
2021-2020 345,094 116,573
2020-2019 87,761 22,783
2019-2018 18,312 5,542
2018-2017 5,815 348
Prior 4,328 3,302
Revolving Loans Amortized Cost Basis 91,209 73,428
Total 616,206 563,538
Construction - Consumer | Performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 63,687 341,562
2021-2020 345,094 116,352
2020-2019 87,761 22,783
2019-2018 18,312 5,542
2018-2017 5,815 348
Prior 4,328 3,302
Revolving Loans Amortized Cost Basis 91,209 73,428
Total 616,206 563,317
Construction - Consumer | Nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 221
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 221
Residential real estate: | Multi-family mortgage    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 53,167 166,576
2021-2020 190,584 32,242
2020-2019 32,964 64,345
2019-2018 64,201 7,124
2018-2017 5,124 5,602
Prior 43,357 39,771
Revolving Loans Amortized Cost Basis 11,104 10,891
Total 400,501 326,551
Residential real estate: | Multi-family mortgage | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 53,167 166,576
2021-2020 190,584 32,242
2020-2019 32,964 64,345
2019-2018 64,201 7,124
2018-2017 5,124 5,602
Prior 42,130 38,526
Revolving Loans Amortized Cost Basis 11,104 10,891
Total 399,274 325,306
Residential real estate: | Multi-family mortgage | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Residential real estate: | Multi-family mortgage | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 1,227 1,245
Revolving Loans Amortized Cost Basis 0 0
Total 1,227 1,245
Residential real estate: | 1-to-4 family mortgage    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 161,778 522,765
2021-2020 503,784 208,424
2020-2019 186,998 122,752
2019-2018 114,880 102,593
2018-2017 91,778 110,852
Prior 287,131 203,081
Revolving Loans Amortized Cost Basis 0 0
Total 1,346,349 1,270,467
Residential real estate: | 1-to-4 family mortgage | Performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 161,778 521,533
2021-2020 500,544 204,690
2020-2019 184,028 121,775
2019-2018 113,736 100,164
2018-2017 89,201 109,087
Prior 282,039 199,262
Revolving Loans Amortized Cost Basis 0 0
Total 1,331,326 1,256,511
Residential real estate: | 1-to-4 family mortgage | Nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 1,232
2021-2020 3,240 3,734
2020-2019 2,970 977
2019-2018 1,144 2,429
2018-2017 2,577 1,765
Prior 5,092 3,819
Revolving Loans Amortized Cost Basis 0 0
Total 15,023 13,956
Residential real estate: | Residential line of credit    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 392,740 383,039
Total 392,740 383,039
Residential real estate: | Residential line of credit | Performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 391,163 381,303
Total 391,163 381,303
Residential real estate: | Residential line of credit | Nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 0
2019-2018 0 0
2018-2017 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 1,577 1,736
Total 1,577 1,736
Commercial real estate: | Owner occupied    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 53,495 170,773
2021-2020 178,092 131,471
2020-2019 127,679 178,861
2019-2018 169,201 88,007
2018-2017 83,837 74,119
Prior 308,401 249,169
Revolving Loans Amortized Cost Basis 57,731 59,182
Total 978,436 951,582
Commercial real estate: | Owner occupied | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 53,495 170,773
2021-2020 178,092 131,471
2020-2019 127,649 174,257
2019-2018 164,620 83,698
2018-2017 78,970 69,939
Prior 293,791 236,998
Revolving Loans Amortized Cost Basis 56,543 57,123
Total 953,160 924,259
Commercial real estate: | Owner occupied | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 30 1,502
2019-2018 1,492 3,541
2018-2017 3,200 885
Prior 2,325 2,555
Revolving Loans Amortized Cost Basis 210 213
Total 7,257 8,696
Commercial real estate: | Owner occupied | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 3,102
2019-2018 3,089 768
2018-2017 1,667 3,295
Prior 12,285 9,616
Revolving Loans Amortized Cost Basis 978 1,846
Total 18,019 18,627
Commercial real estate: | Non-owner occupied    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 80,277 462,478
2021-2020 439,956 154,048
2020-2019 126,299 171,562
2019-2018 161,493 292,092
2018-2017 261,036 172,108
Prior 582,110 431,336
Revolving Loans Amortized Cost Basis 55,375 46,541
Total 1,706,546 1,730,165
Commercial real estate: | Non-owner occupied | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 80,277 462,478
2021-2020 439,956 154,048
2020-2019 126,299 165,917
2019-2018 157,806 264,855
2018-2017 257,327 170,602
Prior 568,790 414,859
Revolving Loans Amortized Cost Basis 55,375 46,541
Total 1,685,830 1,679,300
Commercial real estate: | Non-owner occupied | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 3,747
2019-2018 3,687 3,388
2018-2017 249 0
Prior 985 969
Revolving Loans Amortized Cost Basis 0 0
Total 4,921 8,104
Commercial real estate: | Non-owner occupied | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 0
2021-2020 0 0
2020-2019 0 1,898
2019-2018 0 23,849
2018-2017 3,460 1,506
Prior 12,335 15,508
Revolving Loans Amortized Cost Basis 0 0
Total 15,795 42,761
Consumer and other    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 33,831 83,109
2021-2020 72,363 55,468
2020-2019 51,528 38,826
2019-2018 37,107 34,245
2018-2017 32,578 22,717
Prior 94,582 75,744
Revolving Loans Amortized Cost Basis 9,004 14,525
Total 330,993 324,634
Consumer and other | Performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 33,831 82,910
2021-2020 72,033 55,123
2020-2019 51,086 38,281
2019-2018 36,589 32,893
2018-2017 31,037 21,856
Prior 92,155 74,248
Revolving Loans Amortized Cost Basis 9,004 14,478
Total 325,735 319,789
Consumer and other | Nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 199
2021-2020 330 345
2020-2019 442 545
2019-2018 518 1,352
2018-2017 1,541 861
Prior 2,427 1,496
Revolving Loans Amortized Cost Basis 0 47
Total 5,258 4,845
Total consumer loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 259,296 947,436
2021-2020 921,241 380,465
2020-2019 326,287 184,361
2019-2018 170,299 142,380
2018-2017 130,171 133,917
Prior 386,041 282,127
Revolving Loans Amortized Cost Basis 492,953 470,992
Total 2,686,288 2,541,678
Total consumer loans | Performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 259,296 946,005
2021-2020 917,671 376,165
2020-2019 322,875 182,839
2019-2018 168,637 138,599
2018-2017 126,053 131,291
Prior 378,522 276,812
Revolving Loans Amortized Cost Basis 491,376 469,209
Total 2,664,430 2,520,920
Total consumer loans | Nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 1,431
2021-2020 3,570 4,300
2020-2019 3,412 1,522
2019-2018 1,662 3,781
2018-2017 4,118 2,626
Prior 7,519 5,315
Revolving Loans Amortized Cost Basis 1,577 1,783
Total 21,858 20,758
Total Commercial Loans    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 377,013 1,409,814
2021-2020 1,394,212 579,879
2020-2019 552,943 674,938
2019-2018 636,015 464,362
2018-2017 417,142 305,375
Prior 1,092,948 851,877
Revolving Loans Amortized Cost Basis 848,415 776,739
Total 5,318,688 5,062,984
Total Commercial Loans | Pass    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 376,986 1,408,817
2021-2020 1,393,262 577,468
2020-2019 550,618 658,442
2019-2018 621,459 426,213
2018-2017 405,017 295,105
Prior 1,049,463 811,919
Revolving Loans Amortized Cost Basis 827,558 754,970
Total 5,224,363 4,932,934
Total Commercial Loans | Special Mention    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 27 79
2021-2020 50 20
2020-2019 40 6,198
2019-2018 6,120 7,561
2018-2017 4,065 2,096
Prior 7,383 6,427
Revolving Loans Amortized Cost Basis 12,780 12,580
Total 30,465 34,961
Total Commercial Loans | Classified    
Financing Receivable, Allowance for Credit Loss [Line Items]    
2022-2021 0 918
2021-2020 900 2,391
2020-2019 2,285 10,298
2019-2018 8,436 30,588
2018-2017 8,060 8,174
Prior 36,102 33,531
Revolving Loans Amortized Cost Basis 8,077 9,189
Total $ 63,860 $ 95,089