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Derivative Financial Instruments (Warrant Liability) (Details) (USD $)			3 Months Ended
	Mar. 25, 2013	Mar. 22, 2013	Sep. 30, 2013 Exercised 7/2/13	Sep. 30, 2013 Exercised 7/12/13	Sep. 30, 2013 Exercised 7/29/13	Sep. 30, 2013 Warrants
Method used			Lattice model	Lattice model	Lattice model	Lattice model
Equivalent volatility			81.42%	81.69%	80.95%	79.69%
Equivalent interest rate			0.43%	0.44%	0.41%	0.32%
Estimated stock price	$ 1.54	$ 0.79	$ 1.2686	$ 1.4351	$ 1.5195	$ 1.0633
Floor			1.1500	1.1500	1.1500	1.1500
Greater of estimated stock price or floor			$ 1.26000	$ 1.26000	$ 1.26000	$ 1.1500
Probability price less than strike			72.70%	69.88%	68.12%	76.19%
Fair Value of put			$ 0.8238	$ 0.7919	$ 0.7541	$ 0.7418
Probability of fundamental transaction occuring			5.00%	5.00%	5.00%	5.00%

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- Definition

The greater of estimated stock price or floor.

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- Definition

The probability that price is less than strike.

+ References

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- Definition

Floor rate on a price risk derivative such as a floor or a collar. A payment or receipt is triggered if the market rate falls below the floor rate on the contract.

+ References

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- Definition

Describes how an entity determines the fair values of its derivatives, including its valuation methodology and significant assumptions used.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

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- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

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- Definition

Risk-free interest rate assumption used in valuing an instrument.

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- Definition

Price at which a dealer is willing to buy an instrument, used as an input to measure fair value.

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Percentage of likelihood a loan will not be repaid and instead default, used as an input to measure fair value.

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Price of a single share of a number of saleable stocks of a company.

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