Advances from the Federal Home Loan Bank of Seattle (Details) (USD $)	3 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due [Abstract]
Federal Home Loan Bank (“FHLB”) of Seattle stock, at cost	$ 2,269,000	$ 2,310,000
FHLB of Seattle, WA
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Maximum Borrowing Capacity	112,800,000	100,300,000
Remaining Borrowing Capacity	107,300,000	69,300,000
Federal Home Loan Bank, Advances, Rolling Maturity [Abstract]
Due within 1 year	0	25,000,000
Due in 1 to 2 years	4,000,000	0
Due in 2 to 3 years	0	4,000,000
Amount	4,000,000	29,000,000
Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate of Amounts Due [Abstract]
Due within 1 year, average interest rate	0.00%	2.06%
Due in 1 to 2 years, average interest rate	3.11%	0.00%
Due in 2 to 3 years, average interest rate	0.00%	3.11%
Weighted average interest rate	3.11%	2.20%
Federal Home Loan Bank (“FHLB”) of Seattle stock, at cost	2,300,000
Federal Home Loan Bank of Seattle stock, repurchased	$ 41,000

Federal Home Loan Stock, Repurchased by Federal Home Loan

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Describes the weighted average interest rate applicable to the specific advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.

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Amount of federal home loan bank advances. Advances are loans from the federal home loan bank system to a member (shareholder).

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due within one year of the Balance Sheet date.

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due from one to two years of the Balance Sheet date.

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due from two to three years of the Balance Sheet date.

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Amount of federal home loan bank advances maturing in the next rolling twelve months following the latest balance sheet presented.

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Amount of federal home loan bank advances maturing in the third rolling twelve months following the latest balance sheet presented.

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Amount of federal home loan bank advances maturing in the second rolling twelve months following the latest balance sheet presented.

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Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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