Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Stock-Based Compensation (Summary of Stock-Based Compensation Activity - Stock Options) (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 26, 2017
USD ($)
$ / shares
shares
Shares  
Outstanding at December 25, 2016 | shares 316,027
Exercised | shares (9,401)
Forfeited | shares (409)
Outstanding at March 26, 2017 | shares 306,217
Exercisable at March 26, 2017 | shares 273,601
Weighted Average Exercise Price  
Outstanding at December 25, 2016 | $ / shares $ 18.64
Exercised | $ / shares 7.40
Forfeited | $ / shares 22.02
Outstanding at March 26, 2017 | $ / shares 18.98
Exercisable at March 26, 2017 | $ / shares $ 17.94
Weighted Average Remaining Contractual Term (Years)  
Outstanding at March 26, 2017 4 years 8 months 19 days
Exercisable at March 26, 2017 4 years 6 months 22 days
Aggregate Intrinsic Value  
Outstanding at March 26, 2017 | $ $ 3,059
Exercisable at March 26, 2017 | $ $ 3,007