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INCOME TAXES: (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Deferred income tax asset (liability):    
Net operating loss carry forwards and tax credits $ 16,459 $ 15,669
Prepaid workers' compensation 111 55
Deferred rent 3 4
Accrued liabilities 474 445
Stock based compensation 424 372
Fixed and intangible assets (1,460) (1,276)
Other items, net 12 (11)
Valuation allowance (16,023) (15,258)
Significant differences between the Federal statutory rate and the entity's effective tax rate for continuing operations    
Federal statutory rate (689) (1,561)
Tradename impairment   878
Other permanent items 13 18
Valuation allowance $ 676 $ 665