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1-for-4 Reverse Stock Split -(Details) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2016 $ / shares shares | Dec. 31, 2015 $ / shares
Class of Stock [Line Items] |  |
Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001
Treasury Stock, Shares, Retired | shares | 120,000 |
Common Stock |  |
Class of Stock [Line Items] |  |
Reverse stock split conversion ratio | 0.25 |
Common stock, par value (in dollars per share) | $ 0.001 |

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