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Investment Securities (Details) - USD ($)
$ in Millions
Sep. 30, 2023
Jun. 30, 2023
Investment Securities (Details) [Line Items]    
Pledged securities $ 5.6 $ 5.9
Pledged assets $ 1.5 $ 1.5
Minimum [Member]    
Investment Securities (Details) [Line Items]    
Debt securities unrealized loss position percent 99.90%  
Maximum [Member]    
Investment Securities (Details) [Line Items]    
Debt securities unrealized loss position percent   100.00%