Investment Securities-Schedule of Unrealized Loss on Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	$ 2,163	$ 3,217
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	20,912	60,110
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	4,508	113
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	46,290	18,631
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	6,671	3,330
Debt Securities, Available-for-sale, Unrealized Loss Position	67,202	78,741
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	14
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	2,204
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	0
Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss	14
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value	2,204
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	519	1,271
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	7,057	39,020
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	2,946	0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	26,128	0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	3,465	1,271
Debt Securities, Available-for-sale, Unrealized Loss Position	33,185	39,020
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	14
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value	2,204
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value	0
Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss	14
Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value	2,204
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	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	79	113
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	13,785	18,631
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	79	113
Debt Securities, Available-for-sale, Unrealized Loss Position	13,785	18,631
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	793
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	0	4,481
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	1,150	0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	4,121	0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	1,150	793
Debt Securities, Available-for-sale, Unrealized Loss Position	4,121	4,481
Municipal Bonds
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	1,640	1,153
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	13,512	16,609
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	333	0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	2,256	0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	1,973	1,153
Debt Securities, Available-for-sale, Unrealized Loss Position	15,768	$ 16,609
Asset-backed Securities
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	4
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months	343
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer	0
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss	4
Debt Securities, Available-for-sale, Unrealized Loss Position	$ 343

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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