RETIREMENT AND BENEFIT PLANS (Details) $ in Millions	3 Months Ended
	May 06, 2018 USD ($)	Apr. 30, 2017 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Settlement loss on retirement plans	$ 0.0	$ 9.4
Pension Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Retiree Participants		4,000
Number of Noncontributory Defined Benefit Pension Plans	5
Service cost, including plan expenses	$ 8.3	$ 6.9
Interest cost	6.5	6.4
Expected return on plan assets	(10.0)	(9.7)
Settlement loss on retirement plans	0.0	9.4
Total	$ 4.8	13.0
Vesting Period Non-Contributory Defined Benefit Pension Plans	5 years
Defined Benefit Plan, Accumulated Benefit Obligation Settled		65.3
SERP Plans [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Number of Noncontributory Defined Benefit Pension Plans	3
Plan Benefit Payment Activation Age	65
Plan Benefit Payment Period	10 years
Minimum Number of Years of Employment	10 years
Minimum Age Prior to Employment Termination	55
Service cost, including plan expenses	$ 1.3	1.2
Interest cost	1.0	1.0
Expected return on plan assets	0.0	0.0
Settlement loss on retirement plans	0.0	0.0
Total	$ 2.3	$ 2.2
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