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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 Describes how an entity determines the fair values of its derivatives, including its valuation methodology and significant assumptions used. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph n -Article 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2229141 + Details
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- Definition Price at which a dealer is willing to buy an instrument, used as an input to measure fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
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- Definition Percentage of likelihood a loan will not be repaid and instead default, used as an input to measure fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
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