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Severance and Other Charges (Tables) | 12 Months Ended
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Dec. 31, 2016
Restructuring and Related Activities [Abstract] |
Summary of Activity Related to Accrued Severance Charges | A summary of the activity related to the accrued severance charges, is as follows (in thousands):
Balance as of December 31, 2014 |  | $ | 1,904 |
Payments |  |  | (1,709 | )
Balance as of December 31, 2015 |  |  | 195 |
Payments |  |  | (195 | )
Balance as of December 31, 2016 |  | $ | — |

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- Definition Schedule of restructuring reserve by segment. + References No definition available. + Details
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