Income Taxes (Details) (USD $)	Sep. 30, 2014	Sep. 30, 2013
Income Tax Disclosure [Abstract]
Net loss carryforwards	$ 50,933,000	$ 72,208,000
Accruals and reserves	281,000	1,562,000
Contributions	8,000	8,000
Depreciation	79,000	42,000
Stock-based compensation	5,980,000	5,880,000
Valuation allowance	(57,282,000)	(79,700,000)
Customer advances	1,000us-gaap_CustomerAdvancesAndDeposits
Total

Refundable consideration, usually cash, held by the entity pending satisfactory completion of the entity's obligations or pending the closing of a contract.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from reserves and accruals.

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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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The aggregate gross unrealized depreciation for all Investments in which there is an excess of tax cost over value.

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