v3.26.1
LOANS & ALLOWANCE FOR CREDIT LOSSES - SCHEDULE OF ACTIVITY FOR ALLOWANCE FOR CREDIT LOSSES-LOANS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance $ 290,049 $ 260,542 $ 166,680
Allowance for credit losses at acquisition of PCD loans 7,946   70,122
Provision (benefit) for credit losses - loans 101,105 55,745 32,500
Charge-offs (49,153) (30,306) (11,909)
Recoveries 5,814 4,736 2,899
Ending balance 347,375 290,049 260,542
Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans 92,719 55,077 32,750
Single Family - Mortgage & Warehouse      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance 12,111 16,943 17,503
Allowance for credit losses at acquisition of PCD loans 0   0
Charge-offs (504) (3,036) (172)
Recoveries 558 62 101
Ending balance 7,356 12,111 16,943
Single Family - Mortgage & Warehouse | Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans (4,809) (1,858) (489)
Multifamily and Commercial Mortgage      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance 26,240 70,771 16,848
Allowance for credit losses at acquisition of PCD loans 0   58,997
Charge-offs (5,325) (8,565) (640)
Recoveries 264 689 0
Ending balance 21,104 26,240 70,771
Multifamily and Commercial Mortgage | Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans (75) (36,655) (4,434)
Commercial Real Estate      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance 113,804 87,780 72,755
Allowance for credit losses at acquisition of PCD loans 0   11,125
Charge-offs (4) (165) 0
Recoveries 0 255 0
Ending balance 121,552 113,804 87,780
Commercial Real Estate | Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans 7,752 25,934 3,900
Commercial & Industrial - Non-RE      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance 121,639 76,032 46,347
Allowance for credit losses at acquisition of PCD loans 7,946   0
Charge-offs (34,604) (8,825) (84)
Recoveries 1,793 0 0
Ending balance 177,084 121,639 76,032
Commercial & Industrial - Non-RE | Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans 80,310 54,432 29,769
Auto & Consumer      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Beginning balance 16,255 9,016 13,227
Allowance for credit losses at acquisition of PCD loans 0   0
Charge-offs (8,716) (9,715) (11,013)
Recoveries 3,199 3,730 2,798
Ending balance 20,279 16,255 9,016
Auto & Consumer | Provision (benefit) for credit losses - loans      
Financing Receivable, Allowance for Credit Loss [Roll Forward]      
Provision (benefit) for credit losses - loans $ 9,541 $ 13,224 $ 4,004