Long-Term Debt (Interest Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
Debt Disclosure [Abstract]
Contractual interest	$ 4,633	$ 0	$ 10,553	$ 0
Amortization of debt issuance costs and discount	932	0	2,037	0
Total Interest expense related to the Term Loan	$ 5,565	$ 0	$ 12,590	$ 0