v3.26.3
Allowance for Credit Losses - Schedule of Loans Held for Investment by Credit Quality Indicators (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year $ 1,103,991 $ 963,884
Fiscal year before current fiscal year 1,002,331 1,347,264
Two years before current fiscal year 1,061,417 537,468
Three years before current fiscal year 407,939 781,685
Four years before current fiscal year 642,282 667,979
Prior 1,275,298 781,761
Revolving Loans Amortized Cost Basis 1,483,603 1,533,350
Total 6,976,861 6,613,391
Real estate loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 5,060,044 4,772,853
Real estate loans | Nonowner occupied    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 207,026 269,574
Fiscal year before current fiscal year 203,376 301,393
Two years before current fiscal year 265,793 111,269
Three years before current fiscal year 105,226 116,114
Four years before current fiscal year 75,650 291,480
Prior 525,691 382,873
Revolving Loans Amortized Cost Basis 85,977 119,158
Total 1,468,739 1,591,861
Real estate loans | Nonowner occupied | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 207,026 269,574
Fiscal year before current fiscal year 203,376 278,655
Two years before current fiscal year 244,032 101,892
Three years before current fiscal year 105,226 102,235
Four years before current fiscal year 56,779 291,480
Prior 479,961 343,926
Revolving Loans Amortized Cost Basis 76,085 113,760
Total 1,372,485 1,501,522
Real estate loans | Nonowner occupied | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 19,735
Two years before current fiscal year 21,761 8,355
Three years before current fiscal year 0 0
Four years before current fiscal year 1,015 0
Prior 45,514 28,036
Revolving Loans Amortized Cost Basis 7,510 0
Total 75,800 56,126
Real estate loans | Nonowner occupied | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 3,003
Two years before current fiscal year 0 1,022
Three years before current fiscal year 0 13,879
Four years before current fiscal year 17,856 0
Prior 216 10,911
Revolving Loans Amortized Cost Basis 2,382 5,398
Total 20,454 34,213
Real estate loans | Nonowner occupied | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Nonowner occupied | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Multi-family residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 25,107 19,910
Fiscal year before current fiscal year 19,785 37,118
Two years before current fiscal year 7,628 1,484
Three years before current fiscal year 1,466 46,760
Four years before current fiscal year 33,538 68,910
Prior 131,056 115,280
Revolving Loans Amortized Cost Basis 1,421 32,985
Total 220,001 322,447
Real estate loans | Multi-family residential | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 25,107 19,910
Fiscal year before current fiscal year 19,785 14,683
Two years before current fiscal year 7,628 1,484
Three years before current fiscal year 1,466 46,760
Four years before current fiscal year 33,538 68,910
Prior 130,679 115,280
Revolving Loans Amortized Cost Basis 1,421 1,281
Total 219,624 268,308
Real estate loans | Multi-family residential | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 31,704
Total 0 31,704
Real estate loans | Multi-family residential | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 22,435
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 377 0
Revolving Loans Amortized Cost Basis 0 0
Total 377 22,435
Real estate loans | Multi-family residential | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Multi-family residential | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Land development and construction loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 4,089 114,736
Fiscal year before current fiscal year 205,442 214,237
Two years before current fiscal year 181,921 37,885
Three years before current fiscal year 11,426 0
Four years before current fiscal year 1,142 3,111
Prior 10,295 9,482
Revolving Loans Amortized Cost Basis 86,557 154,577
Total 500,872 534,028
Real estate loans | Land development and construction loans | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 4,089 114,736
Fiscal year before current fiscal year 205,442 214,237
Two years before current fiscal year 146,020 37,885
Three years before current fiscal year 11,426 0
Four years before current fiscal year 1,142 3,111
Prior 10,295 9,482
Revolving Loans Amortized Cost Basis 86,557 154,577
Total 464,971 534,028
Real estate loans | Land development and construction loans | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 35,901 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 35,901 0
Real estate loans | Land development and construction loans | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Land development and construction loans | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Land development and construction loans | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Single-family residential    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 733,757 139,809
Fiscal year before current fiscal year 140,955 256,874
Two years before current fiscal year 216,996 200,427
Three years before current fiscal year 158,429 365,796
Four years before current fiscal year 353,907 115,154
Prior 228,716 122,651
Revolving Loans Amortized Cost Basis 326,914 314,470
Total 2,159,674 1,515,181
Real estate loans | Single-family residential | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 733,757 139,809
Fiscal year before current fiscal year 140,955 240,521
Two years before current fiscal year 201,081 197,594
Three years before current fiscal year 154,151 363,855
Four years before current fiscal year 345,637 113,776
Prior 225,839 120,307
Revolving Loans Amortized Cost Basis 324,677 312,576
Total 2,126,097 1,488,438
Real estate loans | Single-family residential | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 2,500 733
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 2,500 733
Real estate loans | Single-family residential | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 16,353
Two years before current fiscal year 15,915 2,833
Three years before current fiscal year 4,278 1,941
Four years before current fiscal year 5,770 645
Prior 2,877 2,344
Revolving Loans Amortized Cost Basis 2,237 1,894
Total 31,077 26,010
Real estate loans | Single-family residential | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Single-family residential | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Owner occupied    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 71,479 100,848
Fiscal year before current fiscal year 102,525 137,447
Two years before current fiscal year 107,139 83,847
Three years before current fiscal year 64,172 148,619
Four years before current fiscal year 95,221 181,810
Prior 228,238 120,503
Revolving Loans Amortized Cost Basis 41,984 36,262
Total 710,758 809,336
Real estate loans | Owner occupied | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 71,479 100,848
Fiscal year before current fiscal year 100,405 105,743
Two years before current fiscal year 65,467 83,271
Three years before current fiscal year 59,712 141,901
Four years before current fiscal year 87,305 158,804
Prior 222,604 120,486
Revolving Loans Amortized Cost Basis 37,344 33,833
Total 644,316 744,886
Real estate loans | Owner occupied | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 10,218
Two years before current fiscal year 0 0
Three years before current fiscal year 2,408 1,085
Four years before current fiscal year 0 1,182
Prior 2,556 0
Revolving Loans Amortized Cost Basis 0 0
Total 4,964 12,485
Real estate loans | Owner occupied | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 2,120 21,486
Two years before current fiscal year 41,672 576
Three years before current fiscal year 2,052 5,633
Four years before current fiscal year 7,916 21,824
Prior 3,078 17
Revolving Loans Amortized Cost Basis 4,640 2,429
Total 61,478 51,965
Real estate loans | Owner occupied | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Real estate loans | Owner occupied | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Commercial loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 59,177 303,628
Fiscal year before current fiscal year 329,168 295,833
Two years before current fiscal year 261,548 93,805
Three years before current fiscal year 61,558 69,031
Four years before current fiscal year 65,735 2,871
Prior 149,877 30,366
Revolving Loans Amortized Cost Basis 730,253 650,872
Total 1,657,316 1,446,406
Commercial loans | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 53,105 294,197
Fiscal year before current fiscal year 310,963 241,148
Two years before current fiscal year 224,107 88,139
Three years before current fiscal year 54,141 51,995
Four years before current fiscal year 51,633 2,738
Prior 148,451 26,986
Revolving Loans Amortized Cost Basis 721,444 575,726
Total 1,563,844 1,280,929
Commercial loans | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 209
Fiscal year before current fiscal year 530 892
Two years before current fiscal year 0 5,666
Three years before current fiscal year 0 0
Four years before current fiscal year 0 47
Prior 1,025 0
Revolving Loans Amortized Cost Basis 0 28,594
Total 1,555 35,408
Commercial loans | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 6,072 9,222
Fiscal year before current fiscal year 17,675 53,793
Two years before current fiscal year 37,441 0
Three years before current fiscal year 7,417 17,036
Four years before current fiscal year 14,102 86
Prior 401 3,380
Revolving Loans Amortized Cost Basis 8,809 46,093
Total 91,917 129,610
Commercial loans | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 459
Total 0 459
Commercial loans | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Loans to financial institutions and acceptances    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 4,988
Fiscal year before current fiscal year 0 86,456
Two years before current fiscal year 5,108 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 44,394 57,158
Total 49,502 148,602
Loans to financial institutions and acceptances | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 4,988
Fiscal year before current fiscal year 0 86,456
Two years before current fiscal year 5,108 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 44,394 57,158
Total 49,502 148,602
Loans to financial institutions and acceptances | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Loans to financial institutions and acceptances | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Loans to financial institutions and acceptances | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Loans to financial institutions and acceptances | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Consumer loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 3,356 10,391
Fiscal year before current fiscal year 1,080 17,906
Two years before current fiscal year 15,284 8,751
Three years before current fiscal year 5,662 35,365
Four years before current fiscal year 17,089 4,643
Prior 1,425 606
Revolving Loans Amortized Cost Basis 166,103 167,868
Total 209,999 245,530
Consumer loans | Pass    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 3,356 10,391
Fiscal year before current fiscal year 1,080 9,230
Two years before current fiscal year 7,865 8,626
Three years before current fiscal year 5,613 35,057
Four years before current fiscal year 16,904 4,558
Prior 1,413 596
Revolving Loans Amortized Cost Basis 166,101 167,868
Total 202,332 236,326
Consumer loans | Special Mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Consumer loans | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 8,676
Two years before current fiscal year 7,419 125
Three years before current fiscal year 49 308
Four years before current fiscal year 185 85
Prior 12 10
Revolving Loans Amortized Cost Basis 2 0
Total 7,667 9,204
Consumer loans | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total 0 0
Consumer loans | Loss    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 0 0
Total $ 0 $ 0