OREO and Other Repossessed Assets: Other Real Estate, Roll Forward (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2013 property	Sep. 30, 2012 property
OREO and Other Repossessed Assets
OREO and Other Repossessed Assets, Amount, Starting Balance	$ 13,302	$ 10,811
Additions to OREO and other repossessed assets, Amount	6,375	9,443
Capitalized improvements	146	119
Lower of cost or fair value losses	(2,064)	(1,048)
Disposition of OREO and other repossessed assets, Amount	(6,039)	(6,023)
OREO and Other Repossessed Assets, Amount, Ending Balance	$ 11,720	$ 13,302
OREO and Other Repossessed Assets, Number, Starting	56,000	50,000
Additions to OREO and other repossessed assets, Number	25,000	44,000
Disposition of OREO and other repossessed assets, Number	(34,000)	(38,000)
OREO and Other Repossessed Assets, Number, Ending	47,000	56,000