Schedule II - Valuation and Qualifying Accounts (Details) - Successor - SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 29, 2015	Jan. 01, 2019	Jan. 02, 2018
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 128	$ 57	$ 57	[1],[2]
Charged to costs and expenses	0	45	0
Charge to other accounts	0	0	0
Deductions	$ 71	(26)	0
Balance at end of period		$ 76	$ 57

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[2] {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOmQxOGM5NDM3ZjkxMDQ4MDg4MWRhODA3MWU3MmE3OThkfFRleHRTZWxlY3Rpb246RUI4QTBFOEMxMjlFNkE2NUM0QzQ5RTk0NUI2MzFFNzMM}