Investment Securities Details 2 (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Sep. 30, 2014
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 9,417	$ 8,785
Gross Unrealized Gains	110	37
Gross Unrealized Losses	19	14
Estimated Fair Value	9,508	8,808
Obligations of states and political subdivisions
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	1,322	1,465
Gross Unrealized Gains	0	4
Gross Unrealized Losses	14	5
Estimated Fair Value	1,308	1,464
Mortgage-backed securities
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	8,095	7,320
Gross Unrealized Gains	110	33
Gross Unrealized Losses	5	9
Estimated Fair Value	$ 8,200	$ 7,344