Credit Facility and Long-Term Debt (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Interest Expense, Debt [Abstract]
Contractual coupon interest	$ 9,652	$ 2,127
Amortization of debt issuance costs	456	243
Amortization of Debt Discount, Net	323	38
Total Interest Expense related to senior notes	$ 10,431	$ 2,408