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Loans and Allowance for Credit Losses - Summary of Loans by Risk Category and Past Due Status (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Current Year | $ 254,284 | $ 786,753
One Year Before | 818,355 | 739,912
Two Years Before | 735,826 | 604,077
Three Years Before | 566,212 | 531,179
Four Years Before | 465,525 | 346,578
Prior | 1,104,791 | 825,610
Revolving Loans | 236,485 | 243,873
Total | 4,181,478 | 4,077,982
Satisfactory |  |
Current Year | 254,284 | 786,753
One Year Before | 818,355 | 739,500
Two Years Before | 735,414 | 603,351
Three Years Before | 565,502 | 531,011
Four Years Before | 465,397 | 346,492
Prior | 1,071,997 | 792,592
Revolving Loans | 235,562 | 242,877
Total | 4,146,511 | 4,042,576
Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 410
Two Years Before | 410 | 582
Three Years Before | 582 | 152
Four Years Before | 110 | 4
Prior | 29,576 | 29,494
Revolving Loans | 94 | 98
Total | 30,772 | 30,740
Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 2
Two Years Before | 2 | 144
Three Years Before | 128 | 16
Four Years Before | 18 | 82
Prior | 3,218 | 3,524
Revolving Loans | 829 | 898
Total | 4,195 | 4,666
Commercial Real Estate |  |
Current Year | 119,339 | 141,868
One Year Before | 168,776 | 113,636
Two Years Before | 100,413 | 221,162
Three Years Before | 212,035 | 231,321
Four Years Before | 224,534 | 196,166
Prior | 719,662 | 549,293
Revolving Loans | 13,712 | 22,785
Total | 1,558,471 | 1,476,231
Commercial Real Estate | Satisfactory |  |
Current Year | 119,339 | 141,868
One Year Before | 168,776 | 113,226
Two Years Before | 100,003 | 220,580
Three Years Before | 211,453 | 231,321
Four Years Before | 224,534 | 196,166
Prior | 692,189 | 521,545
Revolving Loans | 13,712 | 22,785
Total | 1,530,006 | 1,447,491
Commercial Real Estate | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 410
Two Years Before | 410 | 582
Three Years Before | 582 | 0
Four Years Before | 0 | 0
Prior | 25,699 | 25,742
Revolving Loans | 0 | 0
Total | 26,691 | 26,734
Commercial Real Estate | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial Real Estate | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 1,774 | 2,006
Revolving Loans | 0 | 0
Total | 1,774 | 2,006
Consumer Loan |  |
Current Year | 7,337 | 20,140
One Year Before | 17,694 | 11,140
Two Years Before | 9,347 | 7,154
Three Years Before | 5,673 | 9,101
Four Years Before | 7,175 | 4,211
Prior | 24,797 | 24,570
Revolving Loans | 125,499 | 130,487
Total | 197,522 | 206,803
Consumer Loan | Satisfactory |  |
Current Year | 7,337 | 20,140
One Year Before | 17,694 | 11,138
Two Years Before | 9,345 | 7,154
Three Years Before | 5,673 | 9,065
Four Years Before | 7,138 | 4,175
Prior | 24,348 | 24,280
Revolving Loans | 125,157 | 130,111
Total | 196,692 | 206,063
Consumer Loan | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 20
Four Years Before | 19 | 4
Prior | 168 | 10
Revolving Loans | 28 | 29
Total | 215 | 63
Consumer Loan | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Consumer Loan | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 2
Two Years Before | 2 | 0
Three Years Before | 0 | 16
Four Years Before | 18 | 32
Prior | 281 | 280
Revolving Loans | 314 | 347
Total | 615 | 677
One- to four-family residential construction |  |
Current Year | 3,214 | 23,081
One Year Before | 18,939 | 4,453
Two Years Before | 3,816 | 763
Three Years Before | 867 | 0
Four Years Before | 0 | 0
Prior | 4 | 5
Revolving Loans | 0 | 0
Total | 26,840 | 28,302
One- to four-family residential construction | Satisfactory |  |
Current Year | 3,214 | 23,081
One Year Before | 18,939 | 4,453
Two Years Before | 3,816 | 763
Three Years Before | 867 | 0
Four Years Before | 0 | 0
Prior | 4 | 5
Revolving Loans | 0 | 0
Total | 26,840 | 28,302
One- to four-family residential construction | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
One- to four-family residential construction | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
One- to four-family residential construction | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Subdivision construction |  |
Current Year | 727 | 24,129
One Year Before | 24,125 | 949
Two Years Before | 943 | 224
Three Years Before | 209 | 160
Four Years Before | 144 | 252
Prior | 1,039 | 980
Revolving Loans | 0 | 0
Total | 27,187 | 26,694
Subdivision construction | Satisfactory |  |
Current Year | 727 | 24,129
One Year Before | 24,125 | 949
Two Years Before | 943 | 224
Three Years Before | 209 | 160
Four Years Before | 144 | 252
Prior | 1,027 | 965
Revolving Loans | 0 | 0
Total | 27,175 | 26,679
Subdivision construction | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Subdivision construction | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Subdivision construction | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 12 | 15
Revolving Loans | 0 | 0
Total | 12 | 15
Construction and land development |  |
Current Year | 4,393 | 9,968
One Year Before | 10,180 | 15,965
Two Years Before | 12,754 | 11,115
Three Years Before | 11,102 | 2,591
Four Years Before | 789 | 3,013
Prior | 6,607 | 4,184
Revolving Loans | 966 | 995
Total | 46,791 | 47,831
Construction and land development | Satisfactory |  |
Current Year | 4,393 | 9,968
One Year Before | 10,180 | 15,965
Two Years Before | 12,754 | 11,115
Three Years Before | 11,102 | 2,591
Four Years Before | 789 | 3,013
Prior | 6,607 | 4,184
Revolving Loans | 498 | 527
Total | 46,323 | 47,363
Construction and land development | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Construction and land development | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Construction and land development | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 468 | 468
Total | 468 | 468
Other Construction |  |
Current Year | 10,124 | 145,991
One Year Before | 146,013 | 298,710
Two Years Before | 219,022 | 130,502
Three Years Before | 63,265 | 42,302
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 438,424 | 617,505
Other Construction | Satisfactory |  |
Current Year | 10,124 | 145,991
One Year Before | 146,013 | 298,710
Two Years Before | 219,022 | 130,502
Three Years Before | 63,265 | 42,302
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 438,424 | 617,505
Other Construction | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Other Construction | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Other Construction | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
One- to four-family residential |  |
Current Year | 83,091 | 237,498
One Year Before | 239,052 | 169,765
Two Years Before | 152,349 | 93,792
Three Years Before | 86,365 | 49,750
Four Years Before | 46,535 | 14,757
Prior | 123,648 | 114,549
Revolving Loans | 1,498 | 1,814
Total | 732,538 | 681,925
One- to four-family residential | Satisfactory |  |
Current Year | 83,091 | 237,498
One Year Before | 239,052 | 169,765
Two Years Before | 152,349 | 93,648
Three Years Before | 86,237 | 49,618
Four Years Before | 46,444 | 14,707
Prior | 122,234 | 113,059
Revolving Loans | 1,385 | 1,662
Total | 730,792 | 679,957
One- to four-family residential | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 132
Four Years Before | 91 | 0
Prior | 263 | 267
Revolving Loans | 66 | 69
Total | 420 | 468
One- to four-family residential | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
One- to four-family residential | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 144
Three Years Before | 128 | 0
Four Years Before | 0 | 50
Prior | 1,151 | 1,223
Revolving Loans | 47 | 83
Total | 1,326 | 1,500
Other residential |  |
Current Year | 16,003 | 117,029
One Year Before | 124,361 | 96,551
Two Years Before | 202,360 | 115,418
Three Years Before | 169,732 | 179,441
Four Years Before | 170,735 | 104,053
Prior | 153,862 | 73,855
Revolving Loans | 12,690 | 11,605
Total | 849,743 | 697,952
Other residential | Satisfactory |  |
Current Year | 16,003 | 117,029
One Year Before | 124,361 | 96,551
Two Years Before | 202,360 | 115,418
Three Years Before | 169,732 | 179,441
Four Years Before | 170,735 | 104,053
Prior | 150,466 | 70,438
Revolving Loans | 12,690 | 11,605
Total | 846,347 | 694,535
Other residential | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 3,396 | 3,417
Revolving Loans | 0 | 0
Total | 3,396 | 3,417
Other residential | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Other residential | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial business |  |
Current Year | 10,056 | 67,049
One Year Before | 69,215 | 28,743
Two Years Before | 34,822 | 23,947
Three Years Before | 16,964 | 16,513
Four Years Before | 15,613 | 24,126
Prior | 75,172 | 58,174
Revolving Loans | 82,120 | 76,187
Total | 303,962 | 294,739
Commercial business | Satisfactory |  |
Current Year | 10,056 | 67,049
One Year Before | 69,215 | 28,743
Two Years Before | 34,822 | 23,947
Three Years Before | 16,964 | 16,513
Four Years Before | 15,613 | 24,126
Prior | 75,122 | 58,116
Revolving Loans | 82,120 | 76,187
Total | 303,912 | 294,681
Commercial business | Watch |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 50 | 58
Revolving Loans | 0 | 0
Total | 50 | 58
Commercial business | Special Mention |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | 0 | 0
Commercial business | Classified |  |
Current Year | 0 | 0
One Year Before | 0 | 0
Two Years Before | 0 | 0
Three Years Before | 0 | 0
Four Years Before | 0 | 0
Prior | 0 | 0
Revolving Loans | 0 | 0
Total | $ 0 | $ 0

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