XML 87 R70.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Loans Receivable - Credit-Rating Classification of Loans Receivable (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | $ 368,683 | $ 951,989 |
Originated fiscal year before current fiscal year | 946,697 | 1,697,890 |
Originated two years before current fiscal year | 1,627,496 | 967,598 |
Originated three years before current fiscal year | 881,973 | 353,683 |
Originated four years before current fiscal year | 333,600 | 357,180 |
Originated more than five years before current fiscal year | 1,502,747 | 1,429,252 |
Revolving Loans | 87,554 | 92,884 |
Total | 5,748,750 | 5,850,476 |
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff | 6,421 |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 10,276 | 896 | $ 4,737
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff | 3,391 |  |
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff | 464 |  |
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff | 0 |  |
Commercial loans: |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 3,945,910 | 4,103,819 |
Commercial loans: | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 2,645,851 | 2,761,775 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 398 | 493 | 1,896
Commercial loans: | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 948,075 | 968,574 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 5,975 | 39 | 2,646
Commercial loans: | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 142,747 | 146,861 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 3,866 | 364 | 193
Commercial loans: | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 209,237 | 226,609 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | 0
One- to four-family residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 185,034 | 195,521 |
Originated fiscal year before current fiscal year | 185,246 | 455,046 |
Originated two years before current fiscal year | 432,142 | 491,460 |
Originated three years before current fiscal year | 458,696 | 80,431 |
Originated four years before current fiscal year | 77,442 | 46,989 |
Originated more than five years before current fiscal year | 417,200 | 431,112 |
Revolving Loans | 291 | 0 |
Total | 1,756,051 | 1,700,559 |
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff | 37 |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 37 | 0 | 0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff | 0 |  |
Consumer loans: |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total | 46,789 | 46,098 |
Consumer loans: | Home equity loans |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 1,919 | 7,682 |
Originated fiscal year before current fiscal year | 5,698 | 2,567 |
Originated two years before current fiscal year | 2,173 | 607 |
Originated three years before current fiscal year | 347 | 1,264 |
Originated four years before current fiscal year | 1,019 | 2,478 |
Originated more than five years before current fiscal year | 8,320 | 7,567 |
Revolving Loans | 24,628 | 21,384 |
Total | 44,104 | 43,549 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | 0
Consumer loans: | Other consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 804 | 367 |
Originated fiscal year before current fiscal year | 211 | 247 |
Originated two years before current fiscal year | 204 | 110 |
Originated three years before current fiscal year | 127 | 494 |
Originated four years before current fiscal year | 224 | 302 |
Originated more than five years before current fiscal year | 990 | 912 |
Revolving Loans | 125 | 117 |
Total | 2,685 | 2,549 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | $ 2
Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 26,683 | 603,260 |
Originated fiscal year before current fiscal year | 596,321 | 954,554 |
Originated two years before current fiscal year | 949,690 | 223,291 |
Originated three years before current fiscal year | 229,420 | 198,969 |
Originated four years before current fiscal year | 201,611 | 242,367 |
Originated more than five years before current fiscal year | 642,126 | 539,334 |
Revolving Loans | 0 | 0 |
Total | 2,645,851 | 2,761,775 |
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff | 398 |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 398 |  |
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff | 0 |  |
Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 87,380 | 109,725 |
Originated fiscal year before current fiscal year | 105,768 | 220,443 |
Originated two years before current fiscal year | 199,829 | 83,740 |
Originated three years before current fiscal year | 91,626 | 51,933 |
Originated four years before current fiscal year | 44,598 | 60,116 |
Originated more than five years before current fiscal year | 418,844 | 436,617 |
Revolving Loans | 30 | 6,000 |
Total | 948,075 | 968,574 |
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff | 5,975 |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 5,975 |  |
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff | 0 |  |
Commercial business | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 12,152 | 10,364 |
Originated fiscal year before current fiscal year | 8,273 | 28,644 |
Originated two years before current fiscal year | 29,174 | 25,304 |
Originated three years before current fiscal year | 18,679 | 8,317 |
Originated four years before current fiscal year | 6,104 | 1,967 |
Originated more than five years before current fiscal year | 11,620 | 12,617 |
Revolving Loans | 56,745 | 59,648 |
Total | 142,747 | 146,861 |
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff | 11 |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 3,866 |  |
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff | 3,391 |  |
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff | 464 |  |
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff | 0 |  |
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff | 0 |  |
Commercial business | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 54,711 | 25,070 |
Originated fiscal year before current fiscal year | 45,180 | 36,389 |
Originated two years before current fiscal year | 14,284 | 143,086 |
Originated three years before current fiscal year | 83,078 | 12,275 |
Originated four years before current fiscal year | 2,602 | 2,961 |
Originated more than five years before current fiscal year | 3,647 | 1,093 |
Revolving Loans | 5,735 | 5,735 |
Total | 209,237 | 226,609 |
Pass | One- to four-family residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 185,034 | 195,521 |
Originated fiscal year before current fiscal year | 184,737 | 454,504 |
Originated two years before current fiscal year | 431,346 | 491,460 |
Originated three years before current fiscal year | 458,696 | 80,431 |
Originated four years before current fiscal year | 77,442 | 45,741 |
Originated more than five years before current fiscal year | 406,677 | 422,472 |
Revolving Loans | 291 | 0 |
Total | 1,744,223 | 1,690,129 |
Pass | Consumer loans: | Home equity loans |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 1,919 | 7,682 |
Originated fiscal year before current fiscal year | 5,698 | 2,567 |
Originated two years before current fiscal year | 2,173 | 607 |
Originated three years before current fiscal year | 347 | 1,264 |
Originated four years before current fiscal year | 1,019 | 2,478 |
Originated more than five years before current fiscal year | 8,086 | 7,280 |
Revolving Loans | 24,535 | 21,384 |
Total | 43,777 | 43,262 |
Pass | Consumer loans: | Other consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 804 | 367 |
Originated fiscal year before current fiscal year | 211 | 247 |
Originated two years before current fiscal year | 204 | 110 |
Originated three years before current fiscal year | 127 | 494 |
Originated four years before current fiscal year | 224 | 302 |
Originated more than five years before current fiscal year | 990 | 912 |
Revolving Loans | 39 | 42 |
Total | 2,599 | 2,474 |
Pass | Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 26,683 | 603,260 |
Originated fiscal year before current fiscal year | 596,321 | 954,554 |
Originated two years before current fiscal year | 949,690 | 213,482 |
Originated three years before current fiscal year | 219,850 | 198,969 |
Originated four years before current fiscal year | 201,611 | 226,929 |
Originated more than five years before current fiscal year | 607,332 | 510,485 |
Revolving Loans | 0 | 0 |
Total | 2,601,487 | 2,707,679 |
Pass | Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 87,380 | 109,725 |
Originated fiscal year before current fiscal year | 105,768 | 220,443 |
Originated two years before current fiscal year | 199,829 | 83,032 |
Originated three years before current fiscal year | 90,312 | 51,933 |
Originated four years before current fiscal year | 44,598 | 59,197 |
Originated more than five years before current fiscal year | 389,680 | 414,742 |
Revolving Loans | 30 | 6,000 |
Total | 917,597 | 945,072 |
Pass | Commercial business | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 12,152 | 10,364 |
Originated fiscal year before current fiscal year | 8,273 | 28,644 |
Originated two years before current fiscal year | 27,615 | 25,304 |
Originated three years before current fiscal year | 18,242 | 7,875 |
Originated four years before current fiscal year | 4,337 | 1,731 |
Originated more than five years before current fiscal year | 7,863 | 8,776 |
Revolving Loans | 56,592 | 59,031 |
Total | 135,074 | 141,725 |
Pass | Commercial business | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 51,261 | 25,070 |
Originated fiscal year before current fiscal year | 45,180 | 36,389 |
Originated two years before current fiscal year | 14,284 | 143,086 |
Originated three years before current fiscal year | 62,584 | 12,275 |
Originated four years before current fiscal year | 2,602 | 2,961 |
Originated more than five years before current fiscal year | 3,647 | 1,093 |
Revolving Loans | 5,735 | 5,735 |
Total | 185,293 | 226,609 |
Special Mention | One- to four-family residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 1,168 |
Originated more than five years before current fiscal year | 1,453 | 425 |
Revolving Loans | 0 | 0 |
Total | 1,453 | 1,593 |
Special Mention | Consumer loans: | Home equity loans |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 93 | 0 |
Total | 93 | 0 |
Special Mention | Consumer loans: | Other consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Special Mention | Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 6,006 |
Originated more than five years before current fiscal year | 6,475 | 6,647 |
Revolving Loans | 0 | 0 |
Total | 6,475 | 12,653 |
Special Mention | Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 447 | 0 |
Originated four years before current fiscal year | 0 | 0 |
Originated more than five years before current fiscal year | 14,714 | 378 |
Revolving Loans | 0 | 0 |
Total | 15,161 | 378 |
Special Mention | Commercial business | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 0 | 0 |
Originated fiscal year before current fiscal year | 0 | 0 |
Originated two years before current fiscal year | 1,559 | 0 |
Originated three years before current fiscal year | 437 | 47 |
Originated four years before current fiscal year | 0 | 176 |
Originated more than five years before current fiscal year | 1,754 | 2,456 |
Revolving Loans | 0 | 371 |
Total | 3,750 | 3,050 |
Special Mention | Commercial business | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 3,450 | 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 | 20,494 | 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 |
Total | 23,944 | 0 |
Substandard | One- to four-family residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 0 | 0 |
Originated fiscal year before current fiscal year | 509 | 542 |
Originated two years before current fiscal year | 796 | 0 |
Originated three years before current fiscal year | 0 | 0 |
Originated four years before current fiscal year | 0 | 80 |
Originated more than five years before current fiscal year | 9,070 | 8,215 |
Revolving Loans | 0 | 0 |
Total | 10,375 | 8,837 |
Substandard | Consumer loans: | Home equity loans |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 234 | 287 |
Revolving Loans | 0 | 0 |
Total | 234 | 287 |
Substandard | Consumer loans: | Other consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Substandard | Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 0 | 0 |
Originated fiscal year before current fiscal year | 0 | 0 |
Originated two years before current fiscal year | 0 | 9,809 |
Originated three years before current fiscal year | 9,570 | 0 |
Originated four years before current fiscal year | 0 | 9,432 |
Originated more than five years before current fiscal year | 28,319 | 22,202 |
Revolving Loans | 0 | 0 |
Total | 37,889 | 41,443 |
Substandard | Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Originated current fiscal year | 0 | 0 |
Originated fiscal year before current fiscal year | 0 | 0 |
Originated two years before current fiscal year | 0 | 708 |
Originated three years before current fiscal year | 867 | 0 |
Originated four years before current fiscal year | 0 | 919 |
Originated more than five years before current fiscal year | 14,450 | 21,497 |
Revolving Loans | 0 | 0 |
Total | 15,317 | 23,124 |
Substandard | Commercial business | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 395 |
Originated four years before current fiscal year | 1,767 | 60 |
Originated more than five years before current fiscal year | 2,003 | 1,385 |
Revolving Loans | 153 | 246 |
Total | 3,923 | 2,086 |
Substandard | Commercial business | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | One- to four-family residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | Consumer loans: | Home equity loans |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | Consumer loans: | Other consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 | 86 | 75 |
Total | 86 | 75 |
Doubtful | Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | Commercial business | Commercial business |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | 0 | 0 |
Doubtful | Commercial business | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
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 |
Total | $ 0 | $ 0 |

X
- Definition Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
Name: | us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolving
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-14 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 80 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-80 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=krny_MultiFamilyMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=krny_NonresidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=krny_OtherConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |