Premises and Equipment: Minimum net rental commitments under non-cancellable leases (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2013
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	$ 183
2015	256
2016	128
2017	74
2018	74
Thereafter	166
Total minimum payments required	$ 881
Minimum
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating lease renewal options, term	5 years
Maximum
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating lease renewal options, term	10 years