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Stockholders' Equity (Tables)
12 Months Ended
Mar. 31, 2023
Stockholders' Equity Note [Abstract]  
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations
The table below presents the Bank's regulatory capital ratios at March 31, 2023 and 2022.
March 31, 2023
March 31, 2022
($ in thousands)AmountRatioAmountRatio
Tier 1 leverage capital
Regulatory capital$74,265 10.61 %$76,906 10.45 %
Individual minimum capital requirement63,005 9.00 %66,244 9.00 %
Minimum capital requirement28,002 4.00 %29,442 4.00 %
Excess46,263 6.61 %47,464 6.45 %
Common equity Tier 1
Regulatory capital$74,265 12.47 %$76,906 13.75 %
Minimum capital requirement41,679 7.00 %39,161 7.00 %
Excess32,586 5.47 %37,745 6.75 %
Tier 1 risk-based capital
Regulatory capital$74,265 12.47 %$76,906 13.75 %
Minimum capital requirement50,610 8.50 %47,553 8.50 %
Excess23,655 3.97 %29,353 5.25 %
Total risk-based capital
Regulatory capital$79,599 13.37 %$82,672 14.78 %
Individual minimum capital requirement71,450 12.00 %67,134 12.00 %
Minimum capital requirement62,519 10.50 %58,742 10.50 %
Excess17,080 2.87 %23,930 4.28 %