Debt (Deferred Financing Fees) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Jan. 03, 2014
Deferred Finance Costs [Roll Forward]
Total, Beginning Balance	$ 887
Total, Amortization during the period	11,320	$ 773	$ 6,366
Total, Ending Balance	45,947	887
Revolving Credit Facility [Member]
Deferred Finance Costs [Roll Forward]
Debt issuance costs, Beginning Balance	2,200	2,786
Debt issuance costs, Financing costs incurred	4,152
Debt issuance costs, Write-off during the period	(907)
Debt issuance costs, Amortization during the period	(654)	(586)
Debt issuance costs, Ending Balance	4,791	2,200	2,786
Term Loan And Senior Notes [Member]
Deferred Finance Costs [Roll Forward]
Debt issuance costs, Beginning Balance	887	1,074
Debt issuance costs, Financing costs incurred	41,781
Debt issuance costs, Write-off during the period	(732)
Debt issuance costs, Amortization during the period	(6,028)	(187)
Debt issuance costs, Ending Balance	35,908	887	1,074
Total, Beginning Balance	887	1,074
Total, Financing costs incurred	52,031
Total, Write-off during the period	(732)
Total, Amortization during the period	6,239	187
Total, Ending Balance	45,947	887	1,074
Term Loan B (TLB) Facility [Member]
Deferred Finance Costs [Roll Forward]
Unamortized discount on TLB Facility, Beginning Balance	0	0
Unamortized discount on TLB Facility, Financing costs incurred	10,250
Unamortized discount on TLB Facility, Write-off during the period	0
Unamortized discount on TLB Facility, Amortization during the period	(211)	0
Unamortized discount on TLB Facility, Ending Balance	$ 10,039	$ 0	$ 0