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Restricted Assets
12 Months Ended
Sep. 30, 2017
Cash and Cash Equivalents [Abstract]  
Restricted Assets
Restricted Assets

Federal Reserve regulations require that the Bank maintain certain minimum reserve balances on hand or on deposit with the FRB, based on a percentage of transaction account deposits.  The amounts of the reserve requirement balances as of September 30, 2017 and 2016 were $1,658,000 and $1,542,000, respectively.