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Stockholders' Equity (Details 3) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Nov. 10, 2015 | Nov. 06, 2014
Equity, Class of Treasury Stock [Line Items] |  |  |  |
Stock buyback program, authorized amount |  |  | $ 10,000 | $ 10,000
Treasury Stock, Value, Acquired, Cost Method | $ 9,865 | $ 345 |  |
November 2014 Share Repurchase Plan |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |
Treasury Stock, Shares, Acquired (in Shares) | 735,679 | 29,400 |  |
Treasury Stock, Value, Acquired, Cost Method | $ 9,900 | $ 300 |  |

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