Senior Secured Notes (Details Textual) (USD $)
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3 Months Ended | 6 Months Ended | 0 Months Ended | 3 Months Ended | 0 Months Ended | |||
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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Nov. 12, 2013
Lambda Investors LLC [Member]
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Mar. 31, 2014
Lambda Investors LLC [Member]
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Dec. 31, 2013
Lambda Investors LLC [Member]
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Nov. 12, 2013
Lambda Investors LLC [Member]
Senior Notes [Member]
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Debt Instrument [Line Items] | ||||||||
Debt instrument, face amount | $ 1,500,000 | |||||||
Debt instrument, interest rate, stated percentage | 12.00% | |||||||
Debt instrument, maturity date | May 12, 2014 | |||||||
Percentage of sourcing fees | 8.00% | 8.00% | ||||||
Transaction fees | 120,000 | |||||||
Legal fees | 75,000 | |||||||
Amortization of debt discount (premium) | 0 | 0 | 142,000 | 204,000 | 195,000 | 142,000 | 53,000 | |
Repayments Of Accrued Interest On Senior Secured Note | $ 61,000 |