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Income Taxes (Details 1)	12 Months Ended
Income Taxes (Details 1)	Sep. 30, 2012	Sep. 30, 2011
A reconciliation of the federal statutory tax rate to the total tax provision
Federal income taxes computed at the statutory rate	34.00%	34.00%
State income taxes, net of federal benefit	2.50%	(8.20%)
Tax-exempt interest income	(2.20%)	20.30%
Reversal of unrecognized tax benefits		68.00%
Other, net	0.40%	(5.30%)
Total	34.70%	108.80%

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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- Definition

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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