CONDENSED CONSOLIDATED INCOME STATEMENTS - USD ($) $ in Millions	3 Months Ended
	May 05, 2018	Apr. 29, 2017
Income Statement [Abstract]
Net sales	$ 5,553.7	$ 5,287.1
Cost of sales	3,854.1	3,660.0
Gross profit	1,699.6	1,627.1
Selling, general and administrative expenses, excluding Receivable impairment	1,262.0	1,187.4
Receivable impairment	0.0	50.9
Selling, general and administrative expenses, excluding Receivable impairment	1,262.0	1,238.3
Operating income	437.6	388.8
Interest expense, net	230.0	74.7
Other expense, net	0.2	0.3
Income before income taxes	207.4	313.8
Income tax expense	46.9	113.3
Net income	$ 160.5	$ 200.5
Basic net income per share (usd per share)	$ 0.68	$ 0.85
Diluted net income per share (usd per share)	$ 0.67	$ 0.85