RETIREMENT AND BENEFIT PLANS (Details) $ in Millions	3 Months Ended			9 Months Ended
	Jan. 29, 2017 USD ($)	Oct. 30, 2016 USD ($)	Nov. 01, 2015 USD ($)	Oct. 30, 2016 USD ($)	Nov. 01, 2015 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer pension contributions				$ 6.9	$ 1.5
Pension Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Noncontributory Defined Benefit Pension Plans		5		5
Service cost, including plan expenses		$ 6.3	$ 7.7	$ 18.9	23.0
Interest cost		7.4	7.0	22.3	20.9
Expected return on plan assets		(9.0)	(10.7)	(26.9)	(31.9)
Total		$ 4.7	4.0	14.3	12.0
Employer pension contributions	$ 93.1			$ 6.9
Vesting Period Non-Contributory Defined Benefit Pension Plans		5 years
Terminated Vested Participants Offered Lump-Sum Settlement Payment		3,400
Terminated Vested Participants Electing Lump-Sum Settlement Payment	950
SERP Plans [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Noncontributory Defined Benefit Pension Plans		3		3
Plan Benefit Payment Activation Age		65		65
Plan Benefit Payment Period		10 years
Minimum Number of Years of Employment		10 years
Minimum Age Prior to Employment Termination		55		55
Service cost, including plan expenses		$ 1.1	1.4	$ 3.3	4.2
Interest cost		1.0	0.9	2.9	2.7
Total		$ 2.1	2.3	$ 6.2	6.9
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Noncontributory Defined Benefit Pension Plans		2		2
Minimum Number of Years of Employment		10 years
Minimum Age Prior to Employment Termination		55		55
Interest cost		$ 0.1	0.2	$ 0.4	0.5
Amortization of prior service credit		0.0	(0.1)	(0.2)	(0.3)
Total		$ 0.1	$ 0.1	$ 0.2	$ 0.2