Basis of Presentation and Summary of Significant Accounting Policies - Recently Issued Accounting Standards (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2019	Jan. 02, 2019	Jan. 02, 2018
Successor
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption			$ 707
Minimum | Subsequent Event | Scenario, Forecast | Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease liability		$ 220,000
Operating lease, right-of-use asset		210,000
Maximum | Subsequent Event | Scenario, Forecast | Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease liability		240,000
Operating lease, right-of-use asset		$ 230,000
Retained Earnings (Accumulated Deficit) | Successor
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption			$ 707
Adjustments for Prior Revenue Recognition Standards | Product and Service, Other | Successor | Accounting Standards Update 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue	$ 700