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Investment Securities-Schedule of Unrealized Loss on Investments (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024
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Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (11) | $ (2)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 3,467 | 1,273
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (11,947) | (12,707)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 40,846 | 46,508
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (11,958) | (12,709)
Debt Securities, Available-for-sale, Unrealized Loss Position | 44,313 | 47,781
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (52) | (103)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 1,670 | 1,872
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (52) | (103)
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 1,670 | 1,872
Mortgage-Backed Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 0 | 0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (6,147) | (6,841)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 22,863 | 24,468
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (6,147) | (6,841)
Debt Securities, Available-for-sale, Unrealized Loss Position | 22,863 | 24,468
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (52) | (103)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 1,670 | 1,872
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (52) | (103)
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 1,670 | 1,872
US Government Agency Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (11) | (2)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 3,467 | 1,273
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (5) | (23)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 843 | 4,921
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (16) | (25)
Debt Securities, Available-for-sale, Unrealized Loss Position | 4,310 | 6,194
Corporate Bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 0 | 0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (2,442) | (2,203)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 2,820 | 3,063
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (2,442) | (2,203)
Debt Securities, Available-for-sale, Unrealized Loss Position | 2,820 | 3,063
Municipal Bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 0 | 0
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (3,353) | (3,640)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 14,320 | 14,056
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (3,353) | (3,640)
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 14,320 | $ 14,056

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