Income Taxes - Effective Income Tax Reconciliation (Details)	2 Months Ended	10 Months Ended	12 Months Ended
	Feb. 14, 2014	Dec. 28, 2014	Jan. 01, 2017	Jan. 03, 2016
Successor [Member]
Income Taxes [Line Items]
Federal statutory rate		(35.00%)	(35.00%)	(35.00%)
State income taxes, net of federal benefit		(3.80%)	2.50%	0.20%
Federal income tax credits, net		0.40%	21.80%	7.60%
Merger and litigation related costs		4.80%	5.80%	25.00%
Effective Income Tax Rate Reconciliation, Tax Settlement, Foreign, Percent		0.20%	2.40%	1.00%
State tax credit, valuation adjustment		0.40%	2.80%	(1.30%)
Other		0.30%	(0.20%)	(1.90%)
Effective income tax rate		(33.40%)	(41.70%)	(19.00%)
Predecessor [Member]
Income Taxes [Line Items]
Federal statutory rate	(35.00%)
State income taxes, net of federal benefit	20.50%
Federal income tax credits, net	(2.00%)
Merger and litigation related costs	3.10%
Effective Income Tax Rate Reconciliation, Tax Settlement, Foreign, Percent	(1.80%)
State tax credit, valuation adjustment	5.60%
Other	(2.00%)
Effective income tax rate	59.10%