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LOANS RECEIVABLE - Summary of Aging Analysis of Modifications (Details) - USD ($) $ in Thousands | Mar. 31, 2026 | Jun. 30, 2025
--- | --- | ---
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | $ 3,277 | $ 14,728
Current |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 31,085 | 22,784
30-89 Days Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 2,582
90 Days and Over |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 8,564
Total Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 11,146
Multifamily |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 3,277 | 14,515
Multifamily | Current |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 30,369 | 22,571
Multifamily | 30-89 Days Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 2,582
Multifamily | 90 Days and Over |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 8,564
Multifamily | Total Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 11,146
Nonresidential mortgage |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period |  | 169
Nonresidential mortgage | Current |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period |  | 169
Nonresidential mortgage | 30-89 Days Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period |  | 0
Nonresidential mortgage | 90 Days and Over |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period |  | 0
Nonresidential mortgage | Total Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period |  | 0
Commercial |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 44
Commercial | Current |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 716 | 44
Commercial | 30-89 Days Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 0
Commercial | 90 Days and Over |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | 0 | 0
Commercial | Total Past Due |  |
Financing Receivable Modifications [Line Items] |  |
Financing receivable, modified in period | $ 0 | $ 0

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