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Organization Text Tag (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Mar. 31, 2024
USD ($)
Mar. 31, 2023
USD ($)
Mar. 31, 2003
USD ($)
Sep. 17, 2003
$ / shares
shares
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
subordinated debt issued shares (in shares) | shares       13,000
Liquidation amount subordinated debt (in dollars per share) | $ / shares       $ 1,000
Proceeds from Issuance of Long-term Debt $ 5,527 $ 25,000 $ 13,000  
Proceeds from (Payments for) Other Financing Activities     400  
Payments for Repurchase of Trust Preferred Securities     $ 13,400  
Debt Instrument, Basis Spread on Variable Rate 3.05%      
Subordinated Borrowing, Interest Rate 8.64% 7.96%    
Accrued interest expense subordinated debt $ 45 $ 44    
Tier One Leverage Capital IMCR to Average Assets 0.0900 0.0900    
Total Risk Based Capital IMCR to Risk Weighted Assets 0.1200 0.1200