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Loans - Loans by Credit Grades (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | $ 3,660,081 | $ 3,867,383
Commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 383,286 | 443,551
Fiscal year before current fiscal year | 233,111 | 277,669
Two year before current fiscal year | 247,085 | 235,924
Three year before current fiscal year | 209,409 | 298,388
Four year before current fiscal year | 278,997 | 192,725
Prior | 552,547 | 476,011
Revolving Loans | 268,765 | 268,003
Total | 2,173,200 | 2,192,271
Commercial | Owner occupied real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 51,502 | 58,747
Fiscal year before current fiscal year | 60,647 | 67,870
Two year before current fiscal year | 68,294 | 59,395
Three year before current fiscal year | 55,237 | 61,741
Four year before current fiscal year | 58,597 | 54,526
Prior | 177,021 | 149,833
Revolving Loans | 49,888 | 44,194
Total | 521,186 | 496,306
Commercial | Owner occupied real estate | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 51,502 | 57,726
Fiscal year before current fiscal year | 59,563 | 65,558
Two year before current fiscal year | 66,358 | 49,455
Three year before current fiscal year | 48,852 | 49,032
Four year before current fiscal year | 46,074 | 47,480
Prior | 154,262 | 127,373
Revolving Loans | 45,993 | 40,027
Total | 472,604 | 436,651
Commercial | Owner occupied real estate | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 77 | 1,081
Two year before current fiscal year | 735 | 5,928
Three year before current fiscal year | 2,396 | 10,205
Four year before current fiscal year | 8,567 | 4,207
Prior | 7,539 | 12,787
Revolving Loans | 0 | 325
Total | 19,314 | 34,533
Commercial | Owner occupied real estate | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 1,021
Fiscal year before current fiscal year | 1,007 | 1,231
Two year before current fiscal year | 1,201 | 4,012
Three year before current fiscal year | 3,989 | 2,504
Four year before current fiscal year | 3,956 | 2,839
Prior | 15,220 | 9,673
Revolving Loans | 3,895 | 3,842
Total | 29,268 | 25,122
Commercial | Owner occupied real estate | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Non–owner occupied real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 111,223 | 116,529
Fiscal year before current fiscal year | 111,472 | 136,811
Two year before current fiscal year | 123,208 | 103,869
Three year before current fiscal year | 92,593 | 134,801
Four year before current fiscal year | 140,690 | 108,644
Prior | 283,879 | 226,352
Revolving Loans | 153,312 | 172,630
Total | 1,016,377 | 999,636
Commercial | Non–owner occupied real estate | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 111,223 | 115,667
Fiscal year before current fiscal year | 110,627 | 120,023
Two year before current fiscal year | 106,765 | 73,669
Three year before current fiscal year | 61,794 | 133,396
Four year before current fiscal year | 135,791 | 99,674
Prior | 269,509 | 208,649
Revolving Loans | 150,423 | 166,986
Total | 946,132 | 918,064
Commercial | Non–owner occupied real estate | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 862
Fiscal year before current fiscal year | 845 | 1,236
Two year before current fiscal year | 1,203 | 28,723
Three year before current fiscal year | 29,409 | 1,298
Four year before current fiscal year | 4,470 | 2,548
Prior | 5,687 | 13,182
Revolving Loans | 519 | 4,072
Total | 42,133 | 51,921
Commercial | Non–owner occupied real estate | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 15,552
Two year before current fiscal year | 15,240 | 1,477
Three year before current fiscal year | 1,390 | 107
Four year before current fiscal year | 429 | 6,422
Prior | 8,683 | 4,521
Revolving Loans | 2,370 | 1,572
Total | 28,112 | 29,651
Commercial | Non–owner occupied real estate | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Residential spec homes |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,117 | 737
Fiscal year before current fiscal year | 758 | 237
Two year before current fiscal year | 338 | 0
Three year before current fiscal year | 0 | 298
Four year before current fiscal year | 0 | 368
Prior | 913 | 1,177
Revolving Loans | 7,016 | 7,253
Total | 10,142 | 10,070
Commercial | Residential spec homes | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,117 | 737
Fiscal year before current fiscal year | 758 | 237
Two year before current fiscal year | 338 | 0
Three year before current fiscal year | 0 | 298
Four year before current fiscal year | 0 | 368
Prior | 913 | 1,177
Revolving Loans | 7,016 | 7,253
Total | 10,142 | 10,070
Commercial | Residential spec homes | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Residential spec homes | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Residential spec homes | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Development & spec land |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,520 | 573
Fiscal year before current fiscal year | 550 | 736
Two year before current fiscal year | 512 | 1,522
Three year before current fiscal year | 12 | 2,461
Four year before current fiscal year | 1,866 | 672
Prior | 13,750 | 12,751
Revolving Loans | 13,747 | 7,657
Total | 31,957 | 26,372
Commercial | Development & spec land | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,520 | 573
Fiscal year before current fiscal year | 550 | 736
Two year before current fiscal year | 512 | 1,522
Three year before current fiscal year | 12 | 2,461
Four year before current fiscal year | 1,849 | 672
Prior | 12,915 | 11,971
Revolving Loans | 12,640 | 6,907
Total | 29,998 | 24,842
Commercial | Development & spec land | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 184 | 274
Revolving Loans | 358 | 0
Total | 542 | 274
Commercial | Development & spec land | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 17 | 0
Prior | 651 | 506
Revolving Loans | 749 | 750
Total | 1,417 | 1,256
Commercial | Development & spec land | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial | Commercial and industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 217,924 | 266,965
Fiscal year before current fiscal year | 59,684 | 72,015
Two year before current fiscal year | 54,733 | 71,138
Three year before current fiscal year | 61,567 | 99,087
Four year before current fiscal year | 77,844 | 28,515
Prior | 76,984 | 85,898
Revolving Loans | 44,802 | 36,269
Total | 593,538 | 659,887
Commercial | Commercial and industrial | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 214,792 | 253,953
Fiscal year before current fiscal year | 56,773 | 63,772
Two year before current fiscal year | 50,106 | 58,978
Three year before current fiscal year | 51,700 | 88,121
Four year before current fiscal year | 68,635 | 26,044
Prior | 71,387 | 70,706
Revolving Loans | 37,613 | 30,845
Total | 551,006 | 592,419
Commercial | Commercial and industrial | Special Mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,586 | 8,779
Fiscal year before current fiscal year | 2,765 | 1,164
Two year before current fiscal year | 1,385 | 1,088
Three year before current fiscal year | 4,119 | 9,306
Four year before current fiscal year | 6,809 | 1,835
Prior | 4,015 | 11,870
Revolving Loans | 2,586 | 3,040
Total | 23,265 | 37,082
Commercial | Commercial and industrial | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 1,546 | 4,233
Fiscal year before current fiscal year | 146 | 7,079
Two year before current fiscal year | 3,242 | 11,072
Three year before current fiscal year | 5,748 | 1,660
Four year before current fiscal year | 2,400 | 636
Prior | 1,582 | 3,322
Revolving Loans | 4,603 | 2,384
Total | 19,267 | 30,386
Commercial | Commercial and industrial | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 79,466 | 109,487
Fiscal year before current fiscal year | 111,732 | 68,852
Two year before current fiscal year | 50,563 | 87,208
Three year before current fiscal year | 59,306 | 89,090
Four year before current fiscal year | 68,812 | 66,018
Prior | 210,485 | 178,045
Revolving Loans | 193,085 | 421,212
Total | 773,449 | 1,019,912
Real estate | Residential mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 79,466 | 109,487
Fiscal year before current fiscal year | 111,732 | 68,852
Two year before current fiscal year | 50,563 | 87,208
Three year before current fiscal year | 59,306 | 89,090
Four year before current fiscal year | 68,812 | 66,018
Prior | 210,485 | 178,045
Revolving Loans | 0 | 0
Total | 580,364 | 598,700
Real estate | Residential mortgage | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 79,466 | 109,487
Fiscal year before current fiscal year | 111,732 | 68,556
Two year before current fiscal year | 50,187 | 86,572
Three year before current fiscal year | 58,431 | 89,051
Four year before current fiscal year | 68,812 | 65,718
Prior | 203,095 | 171,322
Revolving Loans | 0 | 0
Total | 571,723 | 590,706
Real estate | Residential mortgage | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 296
Two year before current fiscal year | 376 | 636
Three year before current fiscal year | 875 | 39
Four year before current fiscal year | 0 | 300
Prior | 7,390 | 6,723
Revolving Loans | 0 | 0
Total | 8,641 | 7,994
Real estate | Residential construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 23,176 | 25,586
Total | 23,176 | 25,586
Real estate | Residential construction | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 23,176 | 25,586
Total | 23,176 | 25,586
Real estate | Residential construction | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Real estate | Mortgage warehouse |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 169,909 | 395,626
Total | 169,909 | 395,626
Real estate | Mortgage warehouse | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 169,909 | 395,626
Total | 169,909 | 395,626
Real estate | Mortgage warehouse | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 0
Four year before current fiscal year | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 188,781 | 210,976
Fiscal year before current fiscal year | 172,875 | 149,954
Two year before current fiscal year | 120,198 | 115,353
Three year before current fiscal year | 83,809 | 70,702
Four year before current fiscal year | 52,829 | 33,414
Prior | 85,827 | 67,719
Revolving Loans | 9,113 | 7,082
Total | 713,432 | 655,200
Consumer | Direct installment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 15,487 | 12,552
Fiscal year before current fiscal year | 14,385 | 9,552
Two year before current fiscal year | 15,628 | 5,828
Three year before current fiscal year | 8,051 | 5,951
Four year before current fiscal year | 7,105 | 2,127
Prior | 6,365 | 2,024
Revolving Loans | 155 | 12
Total | 67,176 | 38,046
Consumer | Direct installment | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 15,487 | 12,552
Fiscal year before current fiscal year | 14,385 | 9,552
Two year before current fiscal year | 15,628 | 5,828
Three year before current fiscal year | 8,051 | 5,946
Four year before current fiscal year | 7,093 | 2,124
Prior | 6,358 | 2,019
Revolving Loans | 155 | 12
Total | 67,157 | 38,033
Consumer | Direct installment | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 0 | 0
Fiscal year before current fiscal year | 0 | 0
Two year before current fiscal year | 0 | 0
Three year before current fiscal year | 0 | 5
Four year before current fiscal year | 12 | 3
Prior | 7 | 5
Revolving Loans | 0 | 0
Total | 19 | 13
Consumer | Indirect installment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 121,687 | 134,478
Fiscal year before current fiscal year | 101,652 | 97,631
Two year before current fiscal year | 67,932 | 74,607
Three year before current fiscal year | 47,147 | 37,124
Four year before current fiscal year | 21,070 | 8,716
Prior | 6,268 | 4,955
Revolving Loans | 0 | 0
Total | 365,756 | 357,511
Consumer | Indirect installment | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 121,665 | 134,394
Fiscal year before current fiscal year | 101,476 | 97,408
Two year before current fiscal year | 67,748 | 74,215
Three year before current fiscal year | 46,969 | 36,763
Four year before current fiscal year | 20,871 | 8,636
Prior | 6,154 | 4,801
Revolving Loans | 0 | 0
Total | 364,883 | 356,217
Consumer | Indirect installment | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 22 | 84
Fiscal year before current fiscal year | 176 | 223
Two year before current fiscal year | 184 | 392
Three year before current fiscal year | 178 | 361
Four year before current fiscal year | 199 | 80
Prior | 114 | 154
Revolving Loans | 0 | 0
Total | 873 | 1,294
Consumer | Home equity |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 51,607 | 63,946
Fiscal year before current fiscal year | 56,838 | 42,771
Two year before current fiscal year | 36,638 | 34,918
Three year before current fiscal year | 28,611 | 27,627
Four year before current fiscal year | 24,654 | 22,571
Prior | 73,194 | 60,740
Revolving Loans | 8,958 | 7,070
Total | 280,500 | 259,643
Consumer | Home equity | Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 51,598 | 63,946
Fiscal year before current fiscal year | 56,690 | 42,762
Two year before current fiscal year | 36,628 | 34,807
Three year before current fiscal year | 28,529 | 27,553
Four year before current fiscal year | 24,523 | 22,450
Prior | 71,590 | 59,503
Revolving Loans | 7,222 | 5,464
Total | 276,780 | 256,485
Consumer | Home equity | Non–performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Current fiscal year | 9 | 0
Fiscal year before current fiscal year | 148 | 9
Two year before current fiscal year | 10 | 111
Three year before current fiscal year | 82 | 74
Four year before current fiscal year | 131 | 121
Prior | 1,604 | 1,237
Revolving Loans | 1,736 | 1,606
Total | $ 3,720 | $ 3,158

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