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Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Recorded Investment in Loans by Credit Quality Indicators (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
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Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | $ 1,096,024 | $ 2,380,302
Year two | 2,165,332 | 1,329,007
Year three | 1,016,172 | 637,027
Year four | 532,799 | 396,981
Year five | 320,360 | 317,729
Prior | 591,098 | 478,114
Revolving | 522,188 | 544,259
Total | 6,243,973 | 6,083,419
Unamortized net deferred loan fees | (803) | (1,704)
Total loans | 6,243,170 | 6,081,715
Commercial, financial, and agricultural |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 596,874 | 648,997
Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 10,115 | 14,960
Year two | 29,813 | 25,508
Year three | 5,089 | 2,965
Year four | 1,815 | 1,730
Year five | 1,207 | 673
Prior | 716 | 550
Revolving | 11,872 | 10,852
Total | 60,627 | 57,238
Commercial, financial, and agricultural |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 82,451 | 206,779
Year two | 148,163 | 140,588
Year three | 97,657 | 74,385
Year four | 63,342 | 76,470
Year five | 69,488 | 16,745
Prior | 26,117 | 17,597
Revolving | 109,656 | 116,433
Total | 596,874 | 648,997
Real estate – construction, land development & other land loans | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 274,461 | 575,195
Year two | 420,794 | 134,674
Year three | 63,262 | 74,208
Year four | 39,133 | 12,648
Year five | 6,117 | 9,882
Prior | 10,974 | 8,196
Revolving | 9,982 | 13,746
Total | 824,723 | 828,549
Real estate – mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 122,154 | 242,926
Year two | 309,028 | 225,388
Year three | 200,532 | 121,148
Year four | 107,709 | 83,945
Year five | 70,981 | 87,050
Prior | 278,944 | 249,433
Revolving | 8,462 | 12,076
Total | 1,097,810 | 1,021,966
Real estate – mortgage – home equity loans / lines of credit | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 877 | 3,380
Year two | 2,599 | 595
Year three | 484 | 525
Year four | 352 | 1,304
Year five | 883 | 245
Prior | 2,332 | 2,275
Revolving | 318,090 | 323,608
Total | 325,617 | 331,932
Real estate – mortgage – commercial and other | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 605,966 | 1,337,062
Year two | 1,254,935 | 802,254
Year three | 649,148 | 363,796
Year four | 320,448 | 220,884
Year five | 171,684 | 203,134
Prior | 272,015 | 200,063
Revolving | 64,126 | 67,544
Total | 3,338,322 | 3,194,737
Pass | Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 10,109 | 14,960
Year two | 29,684 | 25,431
Year three | 5,087 | 2,965
Year four | 1,814 | 1,722
Year five | 1,207 | 673
Prior | 701 | 525
Revolving | 11,822 | 10,810
Total | 60,424 | 57,086
Pass | Commercial, financial, and agricultural |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 82,022 | 204,945
Year two | 145,908 | 138,540
Year three | 96,143 | 71,369
Year four | 60,488 | 66,645
Year five | 59,675 | 16,009
Prior | 25,201 | 17,492
Revolving | 108,819 | 112,933
Total | 578,256 | 627,933
Pass | Real estate – construction, land development & other land loans | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 273,339 | 573,613
Year two | 420,336 | 133,888
Year three | 62,604 | 69,066
Year four | 34,122 | 12,455
Year five | 5,946 | 9,764
Prior | 10,861 | 8,190
Revolving | 9,839 | 13,737
Total | 817,047 | 820,713
Pass | Real estate – mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 121,779 | 241,619
Year two | 308,026 | 224,617
Year three | 199,903 | 120,097
Year four | 106,905 | 82,531
Year five | 69,983 | 86,074
Prior | 267,244 | 234,950
Revolving | 7,421 | 11,051
Total | 1,081,261 | 1,000,939
Pass | Real estate – mortgage – home equity loans / lines of credit | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 814 | 3,111
Year two | 2,256 | 498
Year three | 389 | 439
Year four | 274 | 1,304
Year five | 883 | 245
Prior | 1,995 | 1,649
Revolving | 311,230 | 317,319
Total | 317,841 | 324,565
Pass | Real estate – mortgage – commercial and other | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 603,662 | 1,328,156
Year two | 1,249,549 | 796,992
Year three | 644,611 | 355,885
Year four | 312,994 | 211,118
Year five | 162,805 | 197,165
Prior | 266,653 | 197,659
Revolving | 62,875 | 66,104
Total | 3,303,149 | 3,153,079
Special Mention | Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 4
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving | 0 | 0
Total | 0 | 4
Special Mention | Commercial, financial, and agricultural |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 0 | 225
Year two | 188 | 1,255
Year three | 608 | 1,313
Year four | 1,441 | 2,729
Year five | 2,872 | 225
Prior | 296 | 9
Revolving | 94 | 2,348
Total | 5,499 | 8,104
Special Mention | Real estate – construction, land development & other land loans | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 109 | 41
Year two | 36 | 737
Year three | 618 | 5,095
Year four | 4,084 | 110
Year five | 104 | 104
Prior | 0 | 2
Revolving | 0 | 9
Total | 4,951 | 6,098
Special Mention | Real estate – mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 0 | 888
Year two | 333 | 615
Year three | 378 | 516
Year four | 317 | 229
Year five | 110 | 323
Prior | 3,196 | 3,237
Revolving | 100 | 94
Total | 4,434 | 5,902
Special Mention | Real estate – mortgage – home equity loans / lines of credit | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 47 | 194
Year two | 183 | 0
Year three | 0 | 15
Year four | 0 | 0
Year five | 0 | 0
Prior | 18 | 19
Revolving | 1,116 | 1,341
Total | 1,364 | 1,569
Special Mention | Real estate – mortgage – commercial and other | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 2,069 | 1,759
Year two | 1,195 | 4,849
Year three | 4,418 | 5,801
Year four | 4,753 | 3,741
Year five | 4,042 | 2,072
Prior | 2,468 | 1,801
Revolving | 1,046 | 1,440
Total | 19,991 | 21,463
Classified | Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 6 | 0
Year two | 129 | 73
Year three | 2 | 0
Year four | 1 | 8
Year five | 0 | 0
Prior | 15 | 25
Revolving | 50 | 42
Total | 203 | 148
Classified | Commercial, financial, and agricultural |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 429 | 1,609
Year two | 2,067 | 793
Year three | 906 | 1,703
Year four | 1,413 | 7,096
Year five | 6,941 | 511
Prior | 620 | 96
Revolving | 743 | 1,152
Total | 13,119 | 12,960
Classified | Real estate – construction, land development & other land loans | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 1,013 | 1,541
Year two | 422 | 49
Year three | 40 | 47
Year four | 927 | 83
Year five | 67 | 14
Prior | 113 | 4
Revolving | 143 | 0
Total | 2,725 | 1,738
Classified | Real estate – mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 375 | 419
Year two | 669 | 156
Year three | 251 | 535
Year four | 487 | 1,185
Year five | 888 | 653
Prior | 8,504 | 11,246
Revolving | 941 | 931
Total | 12,115 | 15,125
Classified | Real estate – mortgage – home equity loans / lines of credit | Real estate, mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 16 | 75
Year two | 160 | 97
Year three | 95 | 71
Year four | 78 | 0
Year five | 0 | 0
Prior | 319 | 607
Revolving | 5,744 | 4,948
Total | 6,412 | 5,798
Classified | Real estate – mortgage – commercial and other | Real estate, commercial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one | 235 | 7,147
Year two | 4,191 | 413
Year three | 119 | 2,110
Year four | 2,701 | 6,025
Year five | 4,837 | 3,897
Prior | 2,894 | 603
Revolving | 205 | 0
Total | $ 15,182 | $ 20,195

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