RETIREMENT AND BENEFIT PLANS Other Changes Recognized in OCI (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2016	Feb. 01, 2015	Feb. 02, 2014
Amortization of prior service (cost) credit	$ (0.5)	$ (0.9)
Pension Plans [Member]
Prior service cost	0.0	0.0	$ 0.0
Amortization of prior service (cost) credit	0.0	0.0	0.0
(Income) loss recognized in other comprehensive (loss) income	0.0	0.0	0.0
SERP Plans [Member]
Prior service cost	0.0	0.0	0.0
Amortization of prior service (cost) credit	0.1	0.1	0.1
(Income) loss recognized in other comprehensive (loss) income	0.1	0.1	0.1
Postretirement Plans [Member]
Prior service cost	0.0	0.0	0.0
Amortization of prior service (cost) credit	0.4	0.8	0.8
(Income) loss recognized in other comprehensive (loss) income	$ 0.4	$ 0.8	$ 0.8