Income Taxes - Effective Income Tax Reconciliation (Details)	10 Months Ended	2 Months Ended	12 Months Ended
	Dec. 28, 2014	Feb. 14, 2014	Dec. 29, 2013	Dec. 30, 2012
Successor [Member]
Income Taxes [Line Items]
Federal statutory rate	35.00%
State income taxes, net of federal benefit	3.80%
Federal income tax credits, net	0.40%
Merger and acquisition related costs	(4.80%)
State tax credit, valuation adjustment	(0.40%)
Other	(0.60%)
Effective income tax rate	33.40%
Predecessor [Member]
Income Taxes [Line Items]
Federal statutory rate		35.00%	35.00%	35.00%
State income taxes, net of federal benefit		20.50%	3.00%	3.40%
Federal income tax credits, net		(2.00%)	(1.20%)	(0.50%)
Merger and acquisition related costs		3.10%	0.00%	0.00%
State tax credit, valuation adjustment		5.60%	0.00%	0.00%
Other		(3.10%)	0.30%	(0.50%)
Effective income tax rate		59.10%	37.10%	37.40%