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Equity-Based Compensation - Stock Options (Details) - Stock Options
9 Months Ended
Sep. 27, 2015
$ / shares
shares
Share-based Compensation  
Vesting period 4 years
Stock option contractual term 10 years
Summary of Status of Stock Options  
Outstanding, Options at beginning of year | shares 5,200
Exercised, Options | shares (5,200)
Outstanding, Weighted - Average Exercise Price at beginning of year $ 12.35
Exercised, Weighted - Average Exercise Price $ 12.35
Minimum  
Share-based Compensation  
Stock option exercises, commencement period from date of grant P1Y
Maximum  
Share-based Compensation  
Stock options exercisable cumulative annual installments period 10 years