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Basis of Presentation (Details) (USD $) | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2013 | Mar. 31, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012 | Dec. 31, 2012 | Aug. 02, 2013
Basis of Presentation [Abstract] |  |  |  |  |  |  |
Net losses | $ 937,000 |  | $ 1,069,000 | $ 3,853,000 | $ 2,014,000 | $ 6,092,000 |
Revenues | 22,784,000 | 19,829,000 | 33,698,000 | 42,613,000 | 71,634,000 |  |
Loan security purchase agreement |  |  |  |  |  |  | 3,000,000
Borrowing availability |  |  |  |  |  |  | $ 6,200,000

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