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Stockholders' Equity and Stock-Based Compensation - Restricted Stock Unit Activity (Details) - Restricted Stock Units (RSUs) [Member]
3 Months Ended
Mar. 26, 2016
$ / shares
shares
Activity for RSUs [Roll Forward]  
Number of units Beginning balance (in shares) | shares 713,243
Number of units, Granted (in shares) | shares 137,718
Number of units, Released (in shares) | shares (108,305)
Number of units, Cancelled (in shares) | shares (14,348)
Number of units, Ending balance (in shares) | shares 728,308
Weighted Average Fair Value for RSUs [Roll Forward]  
Weighted Average Fair Value, Beginning balance (in dollars per share) | $ / shares $ 15.99
Weighted Average Fair Value, Granted (in dollars per share) | $ / shares 13.29
Weighted Average Fair Value, Released (in dollars per share) | $ / shares 17.13
Weighted Average Fair Value, Cancelled (in dollars per share) | $ / shares 15.48
Weighted Average Fair Value, Ending balance (in dollars per share) | $ / shares $ 15.32