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Employee Stock Ownership and 401(k) Plan ("KSOP"): Schedule of Shares held by the ESOP (Details)
In Thousands, unless otherwise specified
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Compensation and Retirement Disclosure [Abstract]      
Unallocated shares 158,702 193,968 229,234
Shares released for allocation 564,111 592,468 597,641
Total ESOP shares 722,813 786,436 826,875