v3.26.1
LOANS RECEIVABLE - Contractual Payment Status of Loans Receivable (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Jun. 30, 2025
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process $ 5,781,244 $ 5,814,539
Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 49,235 43,411
30-59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 4,101 2,452
60-89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,236 8,656
90 Days and Over    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 42,898 32,303
Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 5,732,009 5,771,128
Commercial    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 3,976,465 4,012,678
Commercial | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,555,001 2,709,654
Commercial | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,012,422 986,556
Commercial | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 201,277 138,755
Commercial | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 207,765 177,713
Commercial | Total Past Due | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 32,343 27,488
Commercial | Total Past Due | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 6,274 5,863
Commercial | Total Past Due | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 296 1,701
Commercial | Total Past Due | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,755 0
Commercial | 30-59 Days | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Commercial | 30-59 Days | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 896 926
Commercial | 30-59 Days | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 37 0
Commercial | 30-59 Days | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Commercial | 60-89 Days | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,521 5,270
Commercial | 60-89 Days | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 461 0
Commercial | 60-89 Days | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 400
Commercial | 60-89 Days | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Commercial | 90 Days and Over | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 30,822 22,218
Commercial | 90 Days and Over | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 4,917 4,937
Commercial | 90 Days and Over | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 259 1,301
Commercial | 90 Days and Over | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,755 0
Commercial | Current | Multi-family mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,522,658 2,682,166
Commercial | Current | Nonresidential mortgage    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,006,148 980,693
Commercial | Current | Commercial business    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 200,981 137,054
Commercial | Current | Construction    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 205,010 177,713
Residential    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,741,023 1,748,591
Residential | Total Past Due    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 7,144 7,883
Residential | 30-59 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,964 1,350
Residential | 60-89 Days    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 141 2,890
Residential | 90 Days and Over    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 4,039 3,643
Residential | Current    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 1,733,879 1,740,708
Consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 63,756 53,270
Consumer | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 61,379 50,737
Consumer | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 2,377 2,533
Consumer | Total Past Due | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 423 476
Consumer | Total Past Due | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Consumer | 30-59 Days | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 204 176
Consumer | 30-59 Days | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Consumer | 60-89 Days | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 113 96
Consumer | 60-89 Days | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Consumer | 90 Days and Over | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 106 204
Consumer | 90 Days and Over | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 0 0
Consumer | Current | Home equity loans    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process 60,956 50,261
Consumer | Current | Other consumer    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Financing receivable, before allowance for credit loss, fee and loan in process $ 2,377 $ 2,533