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Investment Securities-Schedule of Unrealized Loss on Investments (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Mar. 31, 2023
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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 | $ (2) | $ (13)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 1,273 | 4,075
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (12,707) | (12,203)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 46,508 | 49,471
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (12,709) | (12,216)
Debt Securities, Available-for-sale, Unrealized Loss Position | 47,781 | 53,546
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | (3)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 363
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (103) | (94)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 1,872 | 1,822
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (103) | (97)
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 1,872 | 2,185
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 | (6,841) | (6,264)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 24,468 | 27,146
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (6,841) | (6,264)
Debt Securities, Available-for-sale, Unrealized Loss Position | 24,468 | 27,146
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | (3)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 363
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (103) | (94)
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 1,872 | 1,822
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (103) | (97)
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 1,872 | 2,185
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 | (2) | (13)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 1,273 | 4,075
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (23) | (25)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 4,921 | 5,251
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (25) | (38)
Debt Securities, Available-for-sale, Unrealized Loss Position | 6,194 | 9,326
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 | (2,203) | (2,177)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 3,063 | 3,092
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (2,203) | (2,177)
Debt Securities, Available-for-sale, Unrealized Loss Position | 3,063 | 3,092
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 | (3,640) | (3,737)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 14,056 | 13,982
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss | (3,640) | (3,737)
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 14,056 | $ 13,982

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