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Loans and Allowance for Credit Losses - Schedule of Loans Classified by Aging Analysis (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Commercial construction |  |
Financing Receivables, By Class | $ 0 |
Commercial Real Estate |  |
Financing Receivables, By Class | 0 |
Industrial revenue bonds |  |
Financing Receivables, By Class | 0 |
Consumer auto |  |
Financing Receivables, By Class | 0 |
Home Equity Line of Credit |  |
Financing Receivables, By Class | 0 |
Land development |  |
Financing Receivables, By Class | 0 |
One- to four-family residential construction |  |
Financing Receivables, By Class | 0 |
Subdivision construction |  |
Financing Receivables, By Class | 0 |
Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 |
Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 |
Other residential |  |
Financing Receivables, By Class | 0 |
Commercial business |  |
Financing Receivables, By Class | 0 |
Consumer |  |
Financing Receivables, By Class | 0 |
FDIC-assisted acquired loans included above |  |
Financing Receivables, By Class | 0 |
Loans Receivable, Gross |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Commercial construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Commercial Real Estate |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Industrial revenue bonds |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Consumer auto |  |
Financing Receivables, By Class | 229 | $ 364
Financial Asset, 30 to 59 Days Past Due | Home Equity Line of Credit |  |
Financing Receivables, By Class | 0 | 153
Financial Asset, 30 to 59 Days Past Due | Land development |  |
Financing Receivables, By Class | 29 | 20
Financial Asset, 30 to 59 Days Past Due | One- to four-family residential construction |  |
Financing Receivables, By Class | 0 | 1,365
Financial Asset, 30 to 59 Days Past Due | Subdivision construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 843 | 1,379
Financial Asset, 30 to 59 Days Past Due | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Other residential |  |
Financing Receivables, By Class | 0 |
Financial Asset, 30 to 59 Days Past Due | Commercial business |  |
Financing Receivables, By Class | 1,404 |
Financial Asset, 30 to 59 Days Past Due | Consumer |  |
Financing Receivables, By Class | 126 | 443
Financial Asset, 30 to 59 Days Past Due | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 1,662
Financial Asset, 30 to 59 Days Past Due | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 1,662
Financial Asset, 30 to 59 Days Past Due | Loans Receivable, Gross |  |
Financing Receivables, By Class | 2,631 | 5,386
Financial Asset, 30 to 59 Days Past Due | Loans Receivable |  |
Financing Receivables, By Class |  | 3,724
Financial Asset, 60 to 89 Days Past Due | Commercial construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Commercial Real Estate |  |
Financing Receivables, By Class | 0 | 79
Financial Asset, 60 to 89 Days Past Due | Industrial revenue bonds |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Consumer auto |  |
Financing Receivables, By Class | 31 | 119
Financial Asset, 60 to 89 Days Past Due | Home Equity Line of Credit |  |
Financing Receivables, By Class | 0 | 111
Financial Asset, 60 to 89 Days Past Due | Land development |  |
Financing Receivables, By Class | 15 |
Financial Asset, 60 to 89 Days Past Due | One- to four-family residential construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Subdivision construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 2 | 113
Financial Asset, 60 to 89 Days Past Due | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Other residential |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Commercial business |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Consumer |  |
Financing Receivables, By Class | 28 | 7
Financial Asset, 60 to 89 Days Past Due | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 641
Financial Asset, 60 to 89 Days Past Due | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 641
Financial Asset, 60 to 89 Days Past Due | FDIC-assisted acquired loans included above |  |
Financing Receivables, By Class | 0 |
Financial Asset, 60 to 89 Days Past Due | Loans Receivable, Gross |  |
Financing Receivables, By Class | 76 | 1,070
Financial Asset, 60 to 89 Days Past Due | Loans Receivable |  |
Financing Receivables, By Class |  | 429
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate |  |
Financing Receivables, By Class | 2,006 | 587
Financial Asset, Equal to or Greater than 90 Days Past Due | Industrial revenue bonds |  |
Financing Receivables, By Class | 0 |
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer auto |  |
Financing Receivables, By Class | 34 | 169
Financial Asset, Equal to or Greater than 90 Days Past Due | Home Equity Line of Credit |  |
Financing Receivables, By Class | 636 | 508
Financial Asset, Equal to or Greater than 90 Days Past Due | Land development |  |
Financing Receivables, By Class | 468 |
Financial Asset, Equal to or Greater than 90 Days Past Due | One- to four-family residential construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, Equal to or Greater than 90 Days Past Due | Subdivision construction |  |
Financing Receivables, By Class | 0 |
Financial Asset, Equal to or Greater than 90 Days Past Due | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 2,216 | 1,502
Financial Asset, Equal to or Greater than 90 Days Past Due | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 | 69
Financial Asset, Equal to or Greater than 90 Days Past Due | Other residential |  |
Financing Receivables, By Class | 0 |
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial business |  |
Financing Receivables, By Class | 0 | 114
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer |  |
Financing Receivables, By Class | 63 | 94
Financial Asset, Equal to or Greater than 90 Days Past Due | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 3,843
Financial Asset, Equal to or Greater than 90 Days Past Due | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 3,843
Financial Asset, Equal to or Greater than 90 Days Past Due | Loans Receivable, Gross |  |
Financing Receivables, By Class | 5,423 | 6,886
Financial Asset, Equal to or Greater than 90 Days Past Due | Loans Receivable |  |
Financing Receivables, By Class |  | 3,043
Financing Receivables Past Due | Commercial construction |  |
Financing Receivables, By Class | 0 |
Financing Receivables Past Due | Commercial Real Estate |  |
Financing Receivables, By Class | 2,006 | 666
Financing Receivables Past Due | Industrial revenue bonds |  |
Financing Receivables, By Class | 0 |
Financing Receivables Past Due | Consumer auto |  |
Financing Receivables, By Class | 294 | 652
Financing Receivables Past Due | Home Equity Line of Credit |  |
Financing Receivables, By Class | 636 | 772
Financing Receivables Past Due | Land development |  |
Financing Receivables, By Class | 512 | 20
Financing Receivables Past Due | One- to four-family residential construction |  |
Financing Receivables, By Class | 0 | 1,365
Financing Receivables Past Due | Subdivision construction |  |
Financing Receivables, By Class | 0 |
Financing Receivables Past Due | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 3,061 | 2,994
Financing Receivables Past Due | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 0 | 69
Financing Receivables Past Due | Other residential |  |
Financing Receivables, By Class | 0 |
Financing Receivables Past Due | Commercial business |  |
Financing Receivables, By Class | 1,404 | 114
Financing Receivables Past Due | Consumer |  |
Financing Receivables, By Class | 217 | 544
Financing Receivables Past Due | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 6,146
Financing Receivables Past Due | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 6,146
Financing Receivables Past Due | Loans Receivable, Gross |  |
Financing Receivables, By Class | 8,130 | 13,342
Financing Receivables Past Due | Loans Receivable |  |
Financing Receivables, By Class |  | 7,196
Financing Receivables Current | Commercial construction |  |
Financing Receivables, By Class | 617,505 | 484,372
Financing Receivables Current | Commercial Real Estate |  |
Financing Receivables, By Class | 1,474,224 | 1,540,576
Financing Receivables Current | Industrial revenue bonds |  |
Financing Receivables, By Class | 14,203 | 14,003
Financing Receivables Current | Consumer auto |  |
Financing Receivables, By Class | 48,621 | 85,521
Financing Receivables Current | Home Equity Line of Credit |  |
Financing Receivables, By Class | 119,329 | 113,917
Financing Receivables Current | Land development |  |
Financing Receivables, By Class | 47,315 | 53,990
Financing Receivables Current | One- to four-family residential construction |  |
Financing Receivables, By Class | 28,302 | 19,353
Financing Receivables Current | Subdivision construction |  |
Financing Receivables, By Class | 26,694 | 4,917
Financing Receivables Current | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 558,897 | 467,316
Financing Receivables Current | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 119,635 | 114,429
Financing Receivables Current | Other residential |  |
Financing Receivables, By Class | 697,903 | 999,447
Financing Receivables Current | Commercial business |  |
Financing Receivables, By Class | 279,109 | 317,909
Financing Receivables Current | Consumer |  |
Financing Receivables, By Class | 37,685 | 40,218
Financing Receivables Current | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 92,497
Financing Receivables Current | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 92,497
Financing Receivables Current | FDIC-assisted acquired loans included above |  |
Financing Receivables, By Class | 72,001 |
Financing Receivables Current | Loans Receivable, Gross |  |
Financing Receivables, By Class | 4,069,422 | 4,348,465
Financing Receivables Current | Loans Receivable |  |
Financing Receivables, By Class |  | 4,255,968
Financing Receivables Total | Commercial construction |  |
Financing Receivables, By Class | 617,505 | 484,372
Financing Receivables Total | Commercial Real Estate |  |
Financing Receivables, By Class | 1,476,230 | 1,541,242
Financing Receivables Total | Industrial revenue bonds |  |
Financing Receivables, By Class | 14,203 | 14,003
Financing Receivables Total | Consumer auto |  |
Financing Receivables, By Class | 48,915 | 86,173
Financing Receivables Total | Home Equity Line of Credit |  |
Financing Receivables, By Class | 119,965 | 114,689
Financing Receivables Total | Land development |  |
Financing Receivables, By Class | 47,827 | 54,010
Financing Receivables Total | One- to four-family residential construction |  |
Financing Receivables, By Class | 28,302 | 20,718
Financing Receivables Total | Subdivision construction |  |
Financing Receivables, By Class | 26,694 | 4,917
Financing Receivables Total | Owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 561,958 | 470,310
Financing Receivables Total | Non-owner occupied one- to four-family residential |  |
Financing Receivables, By Class | 119,635 | 114,498
Financing Receivables Total | Other residential |  |
Financing Receivables, By Class | 697,903 | 999,447
Financing Receivables Total | Commercial business |  |
Financing Receivables, By Class | 280,513 | 318,023
Financing Receivables Total | Consumer |  |
Financing Receivables, By Class | 37,902 | 40,762
Financing Receivables Total | Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 98,643
Financing Receivables Total | Less Acquired Loans Net of Discount |  |
Financing Receivables, By Class |  | 98,643
Financing Receivables Total | FDIC-assisted acquired loans included above |  |
Financing Receivables, By Class | 74,170 |
Financing Receivables Total | Loans Receivable, Gross |  |
Financing Receivables, By Class | $ 4,077,552 | 4,361,807
Financing Receivables Total | Loans Receivable |  |
Financing Receivables, By Class |  | $ 4,263,164

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