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Investment Securities-Schedule of Unrealized Loss (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Mar. 31, 2022
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Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ 3,532 | $ 2,163
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 19,120 | 20,912
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 6,751 | 4,508
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 36,367 | 46,290
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 10,283 | 6,671
Debt Securities, Available-for-sale, Unrealized Loss Position | 55,487 | 67,202
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 55 | 14
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 4,557 | 2,204
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 0 | 0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 0 | 0
Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss | 55 | 14
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 4,557 | 2,204
Mortgage-backed securities |  |
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 804 | 519
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 6,354 | 7,057
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 4,325 | 2,946
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 23,969 | 26,128
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 5,129 | 3,465
Debt Securities, Available-for-sale, Unrealized Loss Position | 30,323 | 33,185
Schedule of Held-to-maturity Securities [Line Items] |  |
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 55 | 14
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 4,557 | 2,204
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 0 | 0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 0 | 0
Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss | 55 | 14
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value | 4,557 | 2,204
US Government Agency Securities |  |
Debt Securities, Available-for-sale, Unrealized Loss Position [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 | 29 | 79
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 6,936 | 13,785
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 29 | 79
Debt Securities, Available-for-sale, Unrealized Loss Position | 6,936 | 13,785
Corporate Bonds |  |
Debt Securities, Available-for-sale, Unrealized Loss Position [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 | 1,802 | 1,150
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 3,469 | 4,121
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 1,802 | 1,150
Debt Securities, Available-for-sale, Unrealized Loss Position | 3,469 | 4,121
Municipal Securities |  |
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 2,722 | 1,640
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 12,426 | 13,512
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 595 | 333
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 1,993 | 2,256
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 3,317 | 1,973
Debt Securities, Available-for-sale, Unrealized Loss Position | 14,419 | 15,768
Asset-backed Securities |  |
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 6 | 4
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | 340 | 343
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 0 | 0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | 6 | 4
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 340 | $ 343

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