ACCUMULATED OTHER COMPREHENSIVE LOSS CHANGES IN ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2016	Aug. 02, 2015	Jul. 31, 2016	Aug. 02, 2015	Jan. 31, 2016	Feb. 01, 2015
Balance, foreign currency translation adjustments, net of tax	$ (640.9)	$ (636.3)	$ (640.9)	$ (636.3)	$ (730.5)	$ (496.2)
Other comprehensive income (loss) before reclassifications, foreign currency translation adjustments, net of tax			84.7	(140.1)
Amounts reclassified from AOCL, foreign currency translation adjustments, net of tax			0.0	0.0
Net gain on net investment hedge, net of tax	4.9	0.0	4.9	0.0
Foreign currency translation adjustments, net of tax			89.6	(140.1)
Balance, retirement liability adjustment, net of tax	0.0	0.3	0.0	0.3	0.1	0.4
Other comprehensive income (loss) before reclassifications, pension and postretirement plans, net of tax			0.0	0.0
Amounts reclassified from AOCL, retirement liability adjustment, net of tax	0.0	0.0	0.1	0.1
Amortization of prior service credit related to pension and postretirement plans, net of tax	0.0	0.0	(0.1)	(0.1)
Balance, net unrealized and realized gain (loss) on effective cash flow hedges, net of tax	(11.8)	56.1	(11.8)	56.1	26.2	79.3
Other comprehensive income (loss) before reclassifications, net unrealized and realized gain (loss) on effective cash flow hedges, net of tax			(35.2)	22.1
Amounts reclassified from AOCL, net unrealized and realized gain (loss) on effective cash flow hedges, net of tax	0.4	26.1	2.8	45.3
Net unrealized and realized gain (loss) related to effective cash flow hedges, net of tax	16.9	(6.3)	(38.0)	(23.2)
Accumulated other comprehensive loss	(652.7)	(579.9)	(652.7)	(579.9)	$ (704.2)	$ (416.5)
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax			49.5	(118.0)
Amounts reclassified from AOCL, total, net of tax			2.9	45.4
Total other comprehensive (loss) income	$ (77.8)	$ (131.1)	$ 51.5	$ (163.4)