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INCOME TAXES (Detail) - Effective income tax rate
12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Statutory federal income tax rate 34.00% 34.00%
State income taxes, net of federal benefit 5.80% 5.80%
Nondeductible variable costs of shareholder usage 6.50% 6.00%
Other miscellaneous adjustments (0.10%) 0.20%
Effective Income Tax Rate 46.20% 46.00%