Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Summary of Stock-Based Compensation Activity - Stock Options) (Details)

v3.5.0.2
Stock-Based Compensation (Summary of Stock-Based Compensation Activity - Stock Options) (Details)
$ / shares in Units, $ in Thousands
9 Months Ended
Sep. 25, 2016
USD ($)
$ / shares
shares
Shares  
Outstanding at December 27, 2015 | shares 634,412
Exercised | shares (293,216)
Forfeited | shares (4,504)
Outstanding at September 25, 2016 | shares 336,692
Exercisable at September 25, 2016 | shares 277,895
Weighted Average Exercise Price  
Outstanding at December 27, 2015 | $ / shares $ 11.91
Exercised | $ / shares 4.70
Forfeited | $ / shares 31.62
Outstanding at September 25, 2016 | $ / shares 17.92
Exercisable at September 25, 2016 | $ / shares $ 15.82
Weighted Average Remaining Contractual Term (Years)  
Outstanding at September 25, 2016 4 years 11 months 12 days
Exercisable at September 25, 2016 4 years 7 months 13 days
Aggregate Intrinsic Value  
Outstanding at September 25, 2016 | $ $ 3,945
Exercisable at September 25, 2016 | $ $ 3,822