Fair Value Accounting (Details 3) - USD ($) $ in Thousands	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Financial assets:
Cash and cash equivalents, Carrying Amount	$ 15,230	$ 23,872	$ 19,557	$ 11,434
Cash and cash equivalents, Fair Value	15,230	23,872
Interest Bearing Deposits Carrying Value	3,242	2,992
Interest Bearing Deposits, Fair Value	3,257	3,022
Investment Securities, Carrying Value	94,885	87,933
Investment Securities, Fair Value	95,015	88,140
Non-marketable equity securities, at cost, Carrying amount	4,626	4,626
Non-marketable equity securities, at cost, Fair Value	4,626	4,626
Loans receivable, net, Carrying Amount	447,208	444,014
Loans receivable, net, Fair Value	463,061	462,227
Accrued interest receivable Carrying Amount	1,586	1,574
Accrued Interest Receivables, Fair Value	1,586	1,574
Financial liabilities:
Deposits, Carrying Amount	457,732	456,298
Deposits, Fair Value	461,661	460,450
FHLB advances, Carrying Amount	58,891	58,891
FHLB advances, Fair Value	58,909	59,357
Accrued Interest Payable, Carrying Amount	14	18
Accrued Interest Payable, Fair Value	$ 14	$ 18