Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Millions	4 Months Ended
	Jun. 16, 2018	Jun. 17, 2017
Income Statement [Abstract]
Net sales and other revenue	$ 18,653.4	$ 18,460.0
Cost of sales	13,482.7	13,401.5
Gross profit	5,170.7	5,058.5
Selling and administrative expenses	4,977.6	4,976.1
Operating income	193.1	82.4
Interest expense, net	254.6	270.5
Other (income) expense	(40.8)	16.4
Loss before income taxes	(20.7)	(204.5)
Income tax (benefit) expense	(3.0)	0.4
Net loss	(17.7)	(204.9)
Other comprehensive income (loss), net of tax
Gain on interest rate swaps	8.2	1.6
Recognition of pension (loss) gain	(0.6)	2.8
Foreign currency translation adjustment	(0.6)	23.1
Other	(1.1)	0.4
Other comprehensive income	5.9	27.9
Comprehensive loss	$ (11.8)	$ (177.0)