CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2016	Feb. 01, 2015	Feb. 02, 2014
Statement of Stockholders' Equity [Abstract]
Amortization of prior service credit related to pension and postretirement plans, tax benefit	$ (0.2)	$ (0.3)	$ (0.3)
Foreign currency translation adjustments, tax benefit	(0.4)	(1.7)	(0.1)
Net unrealized and realized (loss) gain on effective hedges, tax (benefit) expense	$ (8.4)	$ 5.6	$ (0.3)
Treasury shares included in issuance of common stock			415,872
Acquisition of treasury shares	1,454,368	90,780	514,978