XML 105 R92.htm IDEA: XBRL DOCUMENT v3.10.0.1
Employee Stock Ownership and 401(k) Plan: Schedule of Shares held by the ESOP (Details) - shares
shares in Thousands
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Retirement Benefits [Abstract]      
Unallocated shares (shares) 17,639 52,905 88,171
Shares released for allocation (shares) 451,644 489,665 535,927
Total ESOP shares (shares) 469,283 542,570 624,098