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SERVICING POLICY (Tables)
12 Months Ended
Sep. 30, 2019
Transfers and Servicing [Abstract]  
Schedule of activity in mortgage servicing rights

   September 30, 
   2019   2018 
   (In thousands) 
Beginning balance  $45   $69 
Origination of mortgage servicing rights        
Amortization   (19)   (24)
Ending balance  $26   $45