Income Taxes (Details 2) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
Deferred tax assets:
Net operating loss and other carryforwards	$ 34,352	$ 34,444
Common stock warrants	519	460
Allowance for doubtful accounts	33	35
Other	175	249
Total deferred tax assets	35,079	35,188
Valuation allowance	(35,079)	(35,188)
Goodwill amortization	(1,970)	(1,730)
Deferred tax liability for goodwill amortization	$ (1,970)	$ (1,730)

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts.

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from goodwill.

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