CREDIT DISCLOSURES, Troubled Debt Restructuring (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	$ 0	$ 0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Period in which loans have been modified	12 months
One to four family residential mortgage loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Commercial and multi-family real estate loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Agricultural real estate loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Consumer Loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Commercial operating loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	0	0
Agricultural operating loans [Member]
Loans modified in a TDR [Abstract]
Number of Loans	0	0
Pre-Modification Outstanding Recorded Balance	0	0
Post-Modification Outstanding Recorded Balance	0	0
TDR loans with payment default [Abstract]
Number of Loans	0	0
Recorded Investment	$ 0	$ 0