Debt - Additional Information (Details) (USD $)	9 Months Ended			9 Months Ended	0 Months Ended
	Sep. 26, 2014	Dec. 31, 2013	Sep. 26, 2014 Term Loan Facility	Sep. 26, 2014 Revolving Credit Facility	Feb. 10, 2014 Revolving Credit Facility Fourth Amendment	Feb. 10, 2014 Revolving Credit Facility Third Amendment
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 50,000,000	$ 75,000,000	$ 175,000,000	$ 75,000,000
Debt instrument maturity period	5 years			5 years
Quarterly installments payable on term loan	1,900,000
Revolving credit facility maturity year				2017-12
Current portion of long-term debt	7,500,000	7,500,000
Revolving credit facility increase during period					$ 100,000,000