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Loans and Allowance for Credit Losses - Schedule of Risk Category of Loans by Class of Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2026 | Sep. 30, 2025 | Dec. 31, 2025
Total |  |  |
Prior | $ 2,813,974 |  | $ 2,203,810
Originated, four years before current fiscal year | 1,029,433 |  | 925,095
Originated, three years before current fiscal year | 703,707 |  | 1,217,506
Originated, two years before current fiscal year | 374,120 |  | 702,260
Originated, fiscal year before current fiscal year | 890,302 |  | 362,785
Originated, current fiscal year | 258,955 |  | 880,001
Revolving Loans Amort. Cost Basis | 857,088 |  | 928,644
Revolving Loans Convert. to Term | 10,981 |  | 60,358
Total | 6,938,560 |  | 7,280,459
YTD gross charge-offs |  |  |
Prior | (5,607) |  | (60,861)
Originated, four years before current fiscal year | (8,852) |  | (731)
Originated, three years before current fiscal year | 0 |  | (304)
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | (57)
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | (10,796)
Revolving Loans Convert. to Term | 0 |  | (32)
Total | (14,459) |  | (72,781)
Commercial |  |  |
Total |  |  |
Prior | 129,440 |  | 115,327
Originated, four years before current fiscal year | 54,166 |  | 19,132
Originated, three years before current fiscal year | 68,891 |  | 64,496
Originated, two years before current fiscal year | 98,367 |  | 67,802
Originated, fiscal year before current fiscal year | 358,736 |  | 93,458
Originated, current fiscal year | 145,359 |  | 357,934
Revolving Loans Amort. Cost Basis | 574,222 |  | 613,831
Revolving Loans Convert. to Term | 3,752 |  | 6,506
Total | 1,432,933 |  | 1,338,486
YTD gross charge-offs |  |  |
Prior | (2,681) |  | (1,208)
Originated, four years before current fiscal year | (8,852) |  | (525)
Originated, three years before current fiscal year | 0 |  | (304)
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | (57)
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | (296)
Revolving Loans Convert. to Term | 0 |  | 0
Total | (11,533) |  | (2,390)
Commercial | Pass |  |  |
Total |  |  |
Prior | 104,869 |  | 92,082
Originated, four years before current fiscal year | 33,046 |  | 18,390
Originated, three years before current fiscal year | 67,471 |  | 35,098
Originated, two years before current fiscal year | 88,369 |  | 66,402
Originated, fiscal year before current fiscal year | 358,736 |  | 83,098
Originated, current fiscal year | 145,359 |  | 357,934
Revolving Loans Amort. Cost Basis | 541,703 |  | 593,711
Revolving Loans Convert. to Term | 3,540 |  | 3,815
Total | 1,343,093 |  | 1,250,530
Commercial | Special Mention |  |  |
Total |  |  |
Prior | 56 |  | 524
Originated, four years before current fiscal year | 11,534 |  | 309
Originated, three years before current fiscal year | 996 |  | 11,264
Originated, two years before current fiscal year | 7,260 |  | 994
Originated, fiscal year before current fiscal year | 0 |  | 10,360
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 20,841 |  | 7,018
Revolving Loans Convert. to Term | 0 |  | 0
Total | 40,687 |  | 30,469
Commercial | Substandard |  |  |
Total |  |  |
Prior | 24,515 |  | 22,721
Originated, four years before current fiscal year | 9,586 |  | 433
Originated, three years before current fiscal year | 424 |  | 18,134
Originated, two years before current fiscal year | 2,738 |  | 406
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 11,678 |  | 13,102
Revolving Loans Convert. to Term | 212 |  | 2,691
Total | 49,153 |  | 57,487
Income producing - commercial real estate |  |  |
Total |  |  |
Prior | 1,658,793 |  | 1,342,198
Originated, four years before current fiscal year | 593,394 |  | 568,718
Originated, three years before current fiscal year | 412,067 |  | 703,678
Originated, two years before current fiscal year | 88,766 |  | 364,692
Originated, fiscal year before current fiscal year | 123,779 |  | 88,823
Originated, current fiscal year | 771 |  | 123,114
Revolving Loans Amort. Cost Basis | 152,434 |  | 146,114
Revolving Loans Convert. to Term | 0 |  | 13,381
Total | 3,030,004 |  | 3,350,718
YTD gross charge-offs |  |  |
Prior |  |  | (35,833)
Originated, four years before current fiscal year |  |  | 0
Originated, three years before current fiscal year |  |  | 0
Originated, two years before current fiscal year |  |  | 0
Originated, fiscal year before current fiscal year |  |  | 0
Originated, current fiscal year |  |  | 0
Revolving Loans Amort. Cost Basis |  |  | (10,500)
Revolving Loans Convert. to Term |  |  | 0
Total |  |  | (46,333)
Income producing - commercial real estate | Pass |  |  |
Total |  |  |
Prior | 1,352,420 |  | 1,087,720
Originated, four years before current fiscal year | 443,676 |  | 435,579
Originated, three years before current fiscal year | 412,067 |  | 533,070
Originated, two years before current fiscal year | 88,766 |  | 364,692
Originated, fiscal year before current fiscal year | 123,779 |  | 88,823
Originated, current fiscal year | 771 |  | 123,114
Revolving Loans Amort. Cost Basis | 151,826 |  | 145,256
Revolving Loans Convert. to Term | 0 |  | 13,381
Total | 2,573,305 |  | 2,791,635
Income producing - commercial real estate | Special Mention |  |  |
Total |  |  |
Prior | 57,450 |  | 86,600
Originated, four years before current fiscal year | 56,173 |  | 43,104
Originated, three years before current fiscal year | 0 |  | 56,157
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | 113,623 |  | 185,861
Income producing - commercial real estate | Substandard |  |  |
Total |  |  |
Prior | 248,923 |  | 167,878
Originated, four years before current fiscal year | 93,545 |  | 90,035
Originated, three years before current fiscal year | 0 |  | 114,451
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 608 |  | 858
Revolving Loans Convert. to Term | 0 |  | 0
Total | 343,076 |  | 373,222
Owner occupied - commercial real estate |  |  |
Total |  |  |
Prior | 876,160 |  | 681,496
Originated, four years before current fiscal year | 90,060 |  | 212,940
Originated, three years before current fiscal year | 131,357 |  | 90,652
Originated, two years before current fiscal year | 127,490 |  | 133,171
Originated, fiscal year before current fiscal year | 355,047 |  | 126,792
Originated, current fiscal year | 105,439 |  | 356,437
Revolving Loans Amort. Cost Basis | 657 |  | 636
Revolving Loans Convert. to Term | 0 |  | 0
Total | 1,686,210 |  | 1,602,124
YTD gross charge-offs |  |  |
Prior | (2,926) |  | (22,238)
Originated, four years before current fiscal year | 0 |  | 0
Originated, three years before current fiscal year | 0 |  | 0
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year |  |  |
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | (2,926) |  | (22,238)
Owner occupied - commercial real estate | Pass |  |  |
Total |  |  |
Prior | 844,229 |  | 667,233
Originated, four years before current fiscal year | 88,995 |  | 209,803
Originated, three years before current fiscal year | 131,357 |  | 89,580
Originated, two years before current fiscal year | 127,490 |  | 132,719
Originated, fiscal year before current fiscal year | 338,606 |  | 126,792
Originated, current fiscal year | 105,439 |  | 356,437
Revolving Loans Amort. Cost Basis | 657 |  | 636
Revolving Loans Convert. to Term | 0 |  | 0
Total | 1,636,773 |  | 1,583,200
Owner occupied - commercial real estate | Special Mention |  |  |
Total |  |  |
Prior | 11,491 |  |
Originated, four years before current fiscal year | 0 |  |
Originated, three years before current fiscal year | 0 |  |
Originated, two years before current fiscal year | 0 |  |
Originated, fiscal year before current fiscal year | 16,441 |  |
Originated, current fiscal year | 0 |  |
Revolving Loans Amort. Cost Basis | 0 |  |
Revolving Loans Convert. to Term | 0 |  |
Total | 27,932 |  |
Owner occupied - commercial real estate | Substandard |  |  |
Total |  |  |
Prior | 20,440 |  | 14,263
Originated, four years before current fiscal year | 1,065 |  | 3,137
Originated, three years before current fiscal year | 0 |  | 1,072
Originated, two years before current fiscal year | 0 |  | 452
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | 21,505 |  | 18,924
Real estate mortgage - residential: |  |  |
Total |  |  |
Prior | 19,081 |  | 13,910
Originated, four years before current fiscal year | 10,832 |  | 6,411
Originated, three years before current fiscal year | 5,830 |  | 10,941
Originated, two years before current fiscal year | 0 |  | 5,838
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | 35,743 |  | 37,100
Real estate mortgage - residential: | Pass |  |  |
Total |  |  |
Prior | 14,101 |  | 13,331
Originated, four years before current fiscal year | 10,832 |  | 6,411
Originated, three years before current fiscal year | 5,830 |  | 10,941
Originated, two years before current fiscal year | 0 |  | 5,838
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | 30,763 |  | 36,521
Real estate mortgage - residential: | Substandard |  |  |
Total |  |  |
Prior | 4,980 |  | 579
Originated, four years before current fiscal year | 0 |  | 0
Originated, three years before current fiscal year | 0 |  | 0
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 0 |  | 0
Revolving Loans Convert. to Term | 0 |  | 0
Total | 4,980 |  | 579
Construction - commercial and residential: |  |  |
Total |  |  |
Prior | 124,358 |  | 45,612
Originated, four years before current fiscal year | 280,868 |  | 117,859
Originated, three years before current fiscal year | 75,117 |  | 347,625
Originated, two years before current fiscal year | 9,990 |  | 120,558
Originated, fiscal year before current fiscal year | 29,369 |  | 10,228
Originated, current fiscal year | 7,149 |  | 23,415
Revolving Loans Amort. Cost Basis | 84,267 |  | 121,809
Revolving Loans Convert. to Term | 6,874 |  | 8,294
Total | 617,992 |  | 795,400
YTD gross charge-offs |  |  |
Prior |  |  | (1,579)
Originated, four years before current fiscal year |  |  | 0
Originated, three years before current fiscal year |  |  | 0
Originated, two years before current fiscal year |  |  | 0
Originated, fiscal year before current fiscal year |  |  | 0
Originated, current fiscal year |  |  | 0
Revolving Loans Amort. Cost Basis |  |  | 0
Revolving Loans Convert. to Term |  |  | 0
Total |  |  | (1,579)
Construction - commercial and residential: | Pass |  |  |
Total |  |  |
Prior | 112,240 |  | 10,095
Originated, four years before current fiscal year | 184,622 |  | 106,241
Originated, three years before current fiscal year | 75,117 |  | 307,223
Originated, two years before current fiscal year | 9,990 |  | 120,558
Originated, fiscal year before current fiscal year | 29,369 |  | 10,228
Originated, current fiscal year | 7,149 |  | 23,415
Revolving Loans Amort. Cost Basis | 56,029 |  | 92,900
Revolving Loans Convert. to Term | 6,874 |  | 8,294
Total | 481,390 |  | 678,954
Construction - commercial and residential: | Special Mention |  |  |
Total |  |  |
Prior | 0 |  | 0
Originated, four years before current fiscal year | 81,094 |  | 0
Originated, three years before current fiscal year | 0 |  | 25,082
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 27,491 |  | 27,469
Revolving Loans Convert. to Term | 0 |  | 0
Total | 108,585 |  | 52,551
Construction - commercial and residential: | Substandard |  |  |
Total |  |  |
Prior | 12,118 |  | 35,517
Originated, four years before current fiscal year | 15,152 |  | 11,618
Originated, three years before current fiscal year | 0 |  | 15,320
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 747 |  | 1,440
Revolving Loans Convert. to Term | 0 |  | 0
Total | 28,017 |  | 63,895
Construction - C&I (owner occupied) | Pass |  |  |
Total |  |  |
Prior | 3,698 |  | 3,737
Originated, four years before current fiscal year | 0 |  | 0
Originated, three years before current fiscal year | 10,445 |  | 0
Originated, two years before current fiscal year | 49,507 |  | 10,199
Originated, fiscal year before current fiscal year | 23,236 |  | 43,484
Originated, current fiscal year | 0 |  | 18,945
Revolving Loans Amort. Cost Basis | 780 |  | 791
Revolving Loans Convert. to Term | 0 |  | 31,312
Total | 87,666 |  | 108,468
Home equity: |  |  |
Total |  |  |
Prior | 2,444 |  | 1,530
Originated, four years before current fiscal year | 113 |  | 35
Originated, three years before current fiscal year | 0 |  | 114
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 37 |  | 0
Revolving Loans Amort. Cost Basis | 41,999 |  | 44,904
Revolving Loans Convert. to Term | 355 |  | 865
Total | 44,948 |  | 47,448
YTD gross charge-offs |  |  |
Prior |  |  | 0
Originated, four years before current fiscal year |  | $ (206) |
Originated, three years before current fiscal year |  | 0 |
Originated, two years before current fiscal year |  | 0 |
Originated, fiscal year before current fiscal year |  | 0 |
Originated, current fiscal year |  | 0 |
Revolving Loans Amort. Cost Basis |  | 0 |
Revolving Loans Convert. to Term |  | $ 0 |
Home equity: | Pass |  |  |
Total |  |  |
Prior | 2,026 |  | 1,282
Originated, four years before current fiscal year | 113 |  | 35
Originated, three years before current fiscal year | 0 |  | 114
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 0 |  | 0
Revolving Loans Amort. Cost Basis | 41,622 |  | 44,822
Revolving Loans Convert. to Term | 314 |  | 805
Total | 44,075 |  | 47,058
Home equity: | Substandard |  |  |
Total |  |  |
Prior | 418 |  | 248
Originated, four years before current fiscal year | 0 |  | 0
Originated, three years before current fiscal year | 0 |  | 0
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 0 |  | 0
Originated, current fiscal year | 37 |  | 0
Revolving Loans Amort. Cost Basis | 377 |  | 82
Revolving Loans Convert. to Term | 41 |  | 60
Total | 873 |  | 390
Other consumer |  |  |
Total |  |  |
Total | 3,064 |  | 715
YTD gross charge-offs |  |  |
Prior |  |  | (3)
Originated, four years before current fiscal year |  |  | 0
Originated, three years before current fiscal year |  |  | 0
Originated, two years before current fiscal year |  |  | 0
Originated, fiscal year before current fiscal year |  |  | 0
Originated, current fiscal year |  |  | 0
Revolving Loans Amort. Cost Basis |  |  | 0
Revolving Loans Convert. to Term |  |  | (32)
Total |  |  | (35)
Other consumer | Pass |  |  |
Total |  |  |
Prior | 0 |  | 0
Originated, four years before current fiscal year | 0 |  | 0
Originated, three years before current fiscal year | 0 |  | 0
Originated, two years before current fiscal year | 0 |  | 0
Originated, fiscal year before current fiscal year | 135 |  | 0
Originated, current fiscal year | 200 |  | 156
Revolving Loans Amort. Cost Basis | 2,729 |  | 559
Revolving Loans Convert. to Term | 0 |  | 0
Total | $ 3,064 |  | $ 715

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