NET INCOME PER COMMON SHARE (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	May. 01, 2016	May. 03, 2015
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net Income	$ 231.6	$ 114.1
Weighted average common shares outstanding for basic net income per common share	81.3	82.6
Weighted average impact of dilutive securities	0.6	0.8
Total shares for diluted net income per common share	81.9	83.4
Basic net income per common share	$ 2.85	$ 1.38
Diluted net income per common share	$ 2.83	$ 1.37
Weighted average potentially dilutive securities	0.9	0.5