Schedule of Operating Lease Rental Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 28, 2014
Rent expense
Operating Leases, Rent Expense	$ 55,061	$ 21,759	$ 339
Space Lease Agreements [Member]
Rent expense
Operating Leases, Rent Expense	40,848	16,032
Related Party Leases [Member]
Rent expense
Operating Leases, Rent Expense	2,429	1,108
Other Operating Leases [Member]
Rent expense
Operating Leases, Rent Expense	$ 11,784	$ 4,619	$ 339