Commitments and Contingencies - Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016	Dec. 30, 2012	Dec. 28, 2014
Capital Leases, Future Minimum Payments Due
2015	$ 2,188
2016	2,185
2017	2,216
2018	2,203
2019	2,184
Thereafter	15,222
Future minimum lease payments	26,198
Less amounts representing interest	(12,592)
Present value of future minimum lease payments	13,606
Less current portion	(596)	$ (467)
Capital lease obligations, net of current portion	13,010	13,602
Operating Leases, Future Minimum Payments Due
2015	91,186
2016	88,751
2017	87,082
2018	85,465
2019	83,997
Thereafter	495,933
Future minimum lease payments	932,414
General and Administrative Expense [Member]
Rent Expense
Total Rent Expense	$ 1,200	1,200	$ 1,600	$ 1,000
Minimum [Member]
Operating Leased Assets [Line Items]
Lease Expiration Date	Dec. 31, 2035
Lease terms	10 years
Capital Leases, Future Minimum Payments Due
Capital lease interest rate (percent)					2.99%
Maximum [Member]
Operating Leased Assets [Line Items]
Lease Expiration Date	Dec. 31, 2054
Lease terms	20 years
Capital Leases, Future Minimum Payments Due
Capital lease interest rate (percent)					99.09%
Successor [Member]
Rent Expense
Minimum rentals	$ 96,927	96,953	98,023
Contingent rentals	156	217	338
Total Rent Expense	$ 97,083	$ 97,170	$ 98,361