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LOANS RECEIVABLE - Credit-Rating Classification of Loans Receivable (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2024
Total loans |  |  |
Originated current fiscal year | $ 98,877 |  | $ 368,683
Originated fiscal year before current fiscal year | 373,843 |  | 946,697
Originated two years before current fiscal year | 941,482 |  | 1,627,496
Originated three years before current fiscal year | 1,612,621 |  | 881,973
Originated four years before current fiscal year | 870,873 |  | 333,600
Originated more than five years before current fiscal year | 1,794,885 |  | 1,502,747
Revolving loans | 93,624 |  | 87,554
Financing receivable, before allowance for credit loss, fee and loan in process | 5,786,205 |  | 5,748,750
Total current period gross charge-offs |  |  |
Originated current fiscal year, writeoff | 0 |  |
Originated fiscal year before current fiscal year, writeoff | 0 |  |
Originated two years before current fiscal year, writeoff | 0 |  |
Originated three years before current fiscal year, writeoff | 0 |  | 3,391
Originated four years before current fiscal year, writeoff | 0 |  | 464
Originated more than five years before current fiscal year, writeoff | 129 |  | 6,421
Revolving loans, writeoff | 0 |  | 0
Total | 129 | $ 2,222 | 10,276
Commercial |  |  |
Total loans |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 3,970,269 |  | 3,945,910
Commercial | Multi-family mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 19,838 |  | 26,683
Originated fiscal year before current fiscal year | 26,626 |  | 596,321
Originated two years before current fiscal year | 594,460 |  | 949,690
Originated three years before current fiscal year | 945,315 |  | 229,420
Originated four years before current fiscal year | 225,577 |  | 201,611
Originated more than five years before current fiscal year | 834,371 |  | 642,126
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 2,646,187 |  | 2,645,851
Total current period gross charge-offs |  |  |
Originated current fiscal year, writeoff | 0 |  |
Originated fiscal year before current fiscal year, writeoff | 0 |  |
Originated two years before current fiscal year, writeoff | 0 |  |
Originated three years before current fiscal year, writeoff | 0 |  |
Originated four years before current fiscal year, writeoff | 0 |  |
Originated more than five years before current fiscal year, writeoff | 0 |  | 398
Revolving loans, writeoff | 0 |  |
Total | 0 | 0 | 398
Commercial | Nonresidential mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 22,105 |  | 87,380
Originated fiscal year before current fiscal year | 82,431 |  | 105,768
Originated two years before current fiscal year | 105,083 |  | 199,829
Originated three years before current fiscal year | 198,361 |  | 91,626
Originated four years before current fiscal year | 89,741 |  | 44,598
Originated more than five years before current fiscal year | 453,050 |  | 418,844
Revolving loans | 0 |  | 30
Financing receivable, before allowance for credit loss, fee and loan in process | 950,771 |  | 948,075
Total current period gross charge-offs |  |  |
Originated current fiscal year, writeoff | 0 |  |
Originated fiscal year before current fiscal year, writeoff | 0 |  |
Originated two years before current fiscal year, writeoff | 0 |  |
Originated three years before current fiscal year, writeoff | 0 |  |
Originated four years before current fiscal year, writeoff | 0 |  |
Originated more than five years before current fiscal year, writeoff | 0 |  | 5,975
Revolving loans, writeoff | 0 |  |
Total | 0 | 2,033 | 5,975
Commercial | Commercial business |  |  |
Total loans |  |  |
Originated current fiscal year | 4,892 |  | 12,152
Originated fiscal year before current fiscal year | 12,087 |  | 8,273
Originated two years before current fiscal year | 7,900 |  | 29,174
Originated three years before current fiscal year | 26,326 |  | 18,679
Originated four years before current fiscal year | 18,072 |  | 6,104
Originated more than five years before current fiscal year | 14,589 |  | 11,620
Revolving loans | 62,118 |  | 56,745
Financing receivable, before allowance for credit loss, fee and loan in process | 145,984 |  | 142,747
Total current period gross charge-offs |  |  |
Originated current fiscal year, writeoff | 0 |  |
Originated fiscal year before current fiscal year, writeoff | 0 |  |
Originated two years before current fiscal year, writeoff | 0 |  |
Originated three years before current fiscal year, writeoff | 0 |  | 3,391
Originated four years before current fiscal year, writeoff | 0 |  | 464
Originated more than five years before current fiscal year, writeoff | 127 |  | 11
Revolving loans, writeoff | 0 |  |
Total | 127 | 189 | 3,866
Commercial | Construction |  |  |
Total loans |  |  |
Originated current fiscal year | 2,069 |  | 54,711
Originated fiscal year before current fiscal year | 69,718 |  | 45,180
Originated two years before current fiscal year | 45,180 |  | 14,284
Originated three years before current fiscal year | 14,831 |  | 83,078
Originated four years before current fiscal year | 83,649 |  | 2,602
Originated more than five years before current fiscal year | 6,145 |  | 3,647
Revolving loans | 5,735 |  | 5,735
Financing receivable, before allowance for credit loss, fee and loan in process | 227,327 |  | 209,237
Total current period gross charge-offs |  |  |
Total | 0 | 0 |
Residential |  |  |
Total loans |  |  |
Originated current fiscal year | 48,656 |  | 185,034
Originated fiscal year before current fiscal year | 180,515 |  | 185,246
Originated two years before current fiscal year | 183,556 |  | 432,142
Originated three years before current fiscal year | 425,539 |  | 458,696
Originated four years before current fiscal year | 453,243 |  | 77,442
Originated more than five years before current fiscal year | 476,697 |  | 417,200
Revolving loans | 24 |  | 291
Financing receivable, before allowance for credit loss, fee and loan in process | 1,768,230 |  | 1,756,051
Total current period gross charge-offs |  |  |
Originated current fiscal year, writeoff | 0 |  |
Originated fiscal year before current fiscal year, writeoff | 0 |  |
Originated two years before current fiscal year, writeoff | 0 |  |
Originated three years before current fiscal year, writeoff | 0 |  |
Originated four years before current fiscal year, writeoff | 0 |  |
Originated more than five years before current fiscal year, writeoff | 2 |  | 37
Revolving loans, writeoff | 0 |  |
Total | 2 | 0 | 37
Consumer |  |  |
Total loans |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 47,706 |  | 46,789
Consumer | Home equity loans |  |  |
Total loans |  |  |
Originated current fiscal year | 771 |  | 1,919
Originated fiscal year before current fiscal year | 1,950 |  | 5,698
Originated two years before current fiscal year | 5,093 |  | 2,173
Originated three years before current fiscal year | 2,122 |  | 347
Originated four years before current fiscal year | 334 |  | 1,019
Originated more than five years before current fiscal year | 8,865 |  | 8,320
Revolving loans | 25,606 |  | 24,628
Financing receivable, before allowance for credit loss, fee and loan in process | 44,741 |  | 44,104
Total current period gross charge-offs |  |  |
Total | 0 | 0 |
Consumer | Other consumer |  |  |
Total loans |  |  |
Originated current fiscal year | 546 |  | 804
Originated fiscal year before current fiscal year | 516 |  | 211
Originated two years before current fiscal year | 210 |  | 204
Originated three years before current fiscal year | 127 |  | 127
Originated four years before current fiscal year | 257 |  | 224
Originated more than five years before current fiscal year | 1,168 |  | 990
Revolving loans | 141 |  | 125
Financing receivable, before allowance for credit loss, fee and loan in process | 2,965 |  | 2,685
Total current period gross charge-offs |  |  |
Total | 0 | $ 0 |
Pass | Commercial | Multi-family mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 19,838 |  | 26,683
Originated fiscal year before current fiscal year | 26,626 |  | 596,321
Originated two years before current fiscal year | 594,460 |  | 949,690
Originated three years before current fiscal year | 945,315 |  | 219,850
Originated four years before current fiscal year | 216,063 |  | 201,611
Originated more than five years before current fiscal year | 798,849 |  | 607,332
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 2,601,151 |  | 2,601,487
Pass | Commercial | Nonresidential mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 22,105 |  | 87,380
Originated fiscal year before current fiscal year | 82,431 |  | 105,768
Originated two years before current fiscal year | 105,083 |  | 199,829
Originated three years before current fiscal year | 198,361 |  | 90,312
Originated four years before current fiscal year | 86,790 |  | 44,598
Originated more than five years before current fiscal year | 424,686 |  | 389,680
Revolving loans | 0 |  | 30
Financing receivable, before allowance for credit loss, fee and loan in process | 919,456 |  | 917,597
Pass | Commercial | Commercial business |  |  |
Total loans |  |  |
Originated current fiscal year | 4,892 |  | 12,152
Originated fiscal year before current fiscal year | 12,087 |  | 8,273
Originated two years before current fiscal year | 7,900 |  | 27,615
Originated three years before current fiscal year | 24,419 |  | 18,242
Originated four years before current fiscal year | 17,928 |  | 4,337
Originated more than five years before current fiscal year | 10,810 |  | 7,863
Revolving loans | 61,965 |  | 56,592
Financing receivable, before allowance for credit loss, fee and loan in process | 140,001 |  | 135,074
Pass | Commercial | Construction |  |  |
Total loans |  |  |
Originated current fiscal year | 2,069 |  | 51,261
Originated fiscal year before current fiscal year | 65,718 |  | 45,180
Originated two years before current fiscal year | 45,180 |  | 14,284
Originated three years before current fiscal year | 14,831 |  | 62,584
Originated four years before current fiscal year | 63,155 |  | 2,602
Originated more than five years before current fiscal year | 6,145 |  | 3,647
Revolving loans | 5,735 |  | 5,735
Financing receivable, before allowance for credit loss, fee and loan in process | 202,833 |  | 185,293
Pass | Residential |  |  |
Total loans |  |  |
Originated current fiscal year | 48,656 |  | 185,034
Originated fiscal year before current fiscal year | 180,515 |  | 184,737
Originated two years before current fiscal year | 183,056 |  | 431,346
Originated three years before current fiscal year | 424,749 |  | 458,696
Originated four years before current fiscal year | 453,243 |  | 77,442
Originated more than five years before current fiscal year | 465,698 |  | 406,677
Revolving loans | 24 |  | 291
Financing receivable, before allowance for credit loss, fee and loan in process | 1,755,941 |  | 1,744,223
Pass | Consumer | Home equity loans |  |  |
Total loans |  |  |
Originated current fiscal year | 771 |  | 1,919
Originated fiscal year before current fiscal year | 1,950 |  | 5,698
Originated two years before current fiscal year | 5,093 |  | 2,173
Originated three years before current fiscal year | 2,122 |  | 347
Originated four years before current fiscal year | 334 |  | 1,019
Originated more than five years before current fiscal year | 8,645 |  | 8,086
Revolving loans | 25,509 |  | 24,535
Financing receivable, before allowance for credit loss, fee and loan in process | 44,424 |  | 43,777
Pass | Consumer | Other consumer |  |  |
Total loans |  |  |
Originated current fiscal year | 546 |  | 804
Originated fiscal year before current fiscal year | 516 |  | 211
Originated two years before current fiscal year | 210 |  | 204
Originated three years before current fiscal year | 127 |  | 127
Originated four years before current fiscal year | 257 |  | 224
Originated more than five years before current fiscal year | 1,168 |  | 990
Revolving loans | 41 |  | 39
Financing receivable, before allowance for credit loss, fee and loan in process | 2,865 |  | 2,599
Special Mention | Commercial | Multi-family mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 7,836 |  | 6,475
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 7,836 |  | 6,475
Special Mention | Commercial | Nonresidential mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 447
Originated four years before current fiscal year | 2,083 |  | 0
Originated more than five years before current fiscal year | 14,637 |  | 14,714
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 16,720 |  | 15,161
Special Mention | Commercial | Commercial business |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 1,559
Originated three years before current fiscal year | 1,907 |  | 437
Originated four years before current fiscal year | 144 |  | 0
Originated more than five years before current fiscal year | 168 |  | 1,754
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 2,219 |  | 3,750
Special Mention | Commercial | Construction |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 3,450
Originated fiscal year before current fiscal year | 4,000 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 20,494
Originated four years before current fiscal year | 20,494 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 24,494 |  | 23,944
Special Mention | Residential |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 315 |  | 1,453
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 315 |  | 1,453
Special Mention | Consumer | Home equity loans |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 97 |  | 93
Financing receivable, before allowance for credit loss, fee and loan in process | 97 |  | 93
Special Mention | Consumer | Other consumer |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Substandard | Commercial | Multi-family mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 9,570
Originated four years before current fiscal year | 9,514 |  | 0
Originated more than five years before current fiscal year | 27,686 |  | 28,319
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 37,200 |  | 37,889
Substandard | Commercial | Nonresidential mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 867
Originated four years before current fiscal year | 868 |  | 0
Originated more than five years before current fiscal year | 13,727 |  | 14,450
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 14,595 |  | 15,317
Substandard | Commercial | Commercial business |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 1,767
Originated more than five years before current fiscal year | 3,611 |  | 2,003
Revolving loans | 153 |  | 153
Financing receivable, before allowance for credit loss, fee and loan in process | 3,764 |  | 3,923
Substandard | Commercial | Construction |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Substandard | Residential |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 509
Originated two years before current fiscal year | 500 |  | 796
Originated three years before current fiscal year | 790 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 10,684 |  | 9,070
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 11,974 |  | 10,375
Substandard | Consumer | Home equity loans |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 220 |  | 234
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 220 |  | 234
Substandard | Consumer | Other consumer |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Commercial | Multi-family mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Commercial | Nonresidential mortgage |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Commercial | Commercial business |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Commercial | Construction |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Residential |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Consumer | Home equity loans |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 0 |  | 0
Financing receivable, before allowance for credit loss, fee and loan in process | 0 |  | 0
Doubtful | Consumer | Other consumer |  |  |
Total loans |  |  |
Originated current fiscal year | 0 |  | 0
Originated fiscal year before current fiscal year | 0 |  | 0
Originated two years before current fiscal year | 0 |  | 0
Originated three years before current fiscal year | 0 |  | 0
Originated four years before current fiscal year | 0 |  | 0
Originated more than five years before current fiscal year | 0 |  | 0
Revolving loans | 100 |  | 86
Financing receivable, before allowance for credit loss, fee and loan in process | $ 100 |  | $ 86

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