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SECURITIES - Securities Available for Sale (Details) - USD ($) | Dec. 31, 2024 | Jun. 30, 2024
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Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | $ 1,144,579,000 | $ 1,203,506,000
Gross Unrealized Gains | 2,352,000 | 2,920,000
Gross Unrealized Losses | 128,652,000 | 133,593,000
Allowance for Credit Losses | 0 | 0
Fair Value | 1,018,279,000 | 1,072,833,000
Debt securities |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 554,183,000 | 618,179,000
Gross Unrealized Gains | 2,232,000 | 2,855,000
Gross Unrealized Losses | 13,696,000 | 19,254,000
Allowance for Credit Losses | 0 | 0
Fair Value | 542,719,000 | 601,780,000
Asset-backed securities |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 72,057,000 | 80,305,000
Gross Unrealized Gains | 178,000 | 217,000
Gross Unrealized Losses | 156,000 | 82,000
Allowance for Credit Losses | 0 | 0
Fair Value | 72,079,000 | 80,440,000
Collateralized loan obligations |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 331,273,000 | 386,983,000
Gross Unrealized Gains | 1,812,000 | 2,574,000
Gross Unrealized Losses | 20,000 | 14,000
Allowance for Credit Losses | 0 | 0
Fair Value | 333,065,000 | 389,543,000
Corporate bonds |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 150,853,000 | 150,891,000
Gross Unrealized Gains | 242,000 | 64,000
Gross Unrealized Losses | 13,520,000 | 19,158,000
Allowance for Credit Losses | 0 | 0
Fair Value | 137,575,000 | 131,797,000
Mortgage-backed securities |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 590,396,000 | 585,327,000
Gross Unrealized Gains | 120,000 | 65,000
Gross Unrealized Losses | 114,956,000 | 114,339,000
Allowance for Credit Losses | 0 | 0
Fair Value | 475,560,000 | 471,053,000
Residential pass-through securities |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 435,956,000 | 429,473,000
Gross Unrealized Gains | 4,000 | 2,000
Gross Unrealized Losses | 92,787,000 | 92,211,000
Allowance for Credit Losses | 0 | 0
Fair Value | 343,173,000 | 337,264,000
Commercial pass-through securities |  |
Schedule of Available for Sale Securities [Line Items] |  |
Amortized Cost | 154,440,000 | 155,854,000
Gross Unrealized Gains | 116,000 | 63,000
Gross Unrealized Losses | 22,169,000 | 22,128,000
Allowance for Credit Losses | 0 | 0
Fair Value | $ 132,387,000 | $ 133,789,000

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