Condensed Consolidated Statements Of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Apr. 29, 2017	Apr. 30, 2016
Pre-tax amount
Foreign currency translation adjustments	$ 0.5	$ 30.8
Available-for-sale securities:
Unrealized loss on securities, net	0.3	0.4
Cash flow hedges:
Unrealized gain	4.5	5.9
Reclassification adjustment for (gains) losses to net income	(1.9)	1.6
Pension plan:
Reclassification adjustment to net income for amortization of actuarial losses	0.7	0.4
Reclassification adjustment to net income for amortization of prior service credits	(0.4)	(0.5)
Total other comprehensive income	3.7	38.6
Tax (expense) benefit
Foreign currency translation adjustments	0.0	0.0
Available-for-sale securities:
Unrealized gain	(0.1)	(0.2)
Cash flow hedges:
Unrealized gain	(1.8)	(2.3)
Reclassification adjustment for (gains) losses to net income	0.5	(0.5)
Pension plan:
Reclassification adjustment to net income for amortization of actuarial losses	(0.1)	(0.1)
Reclassification adjustment to net income for amortization of prior service credits	0.1	0.1
Total other comprehensive income	(1.4)	(3.0)
After-tax amount
Net income	78.5	146.8
Foreign currency translation adjustments	0.5	30.8
Available-for-sale securities:
Unrealized gain	0.2	0.2
Cash flow hedges:
Unrealized gain	2.7	3.6
Reclassification adjustment for (gains) losses to net income	(1.4)	1.1
Pension plan:
Reclassification adjustment to net income for amortization of actuarial losses	0.6	0.3
Reclassification adjustment to net income for amortization of prior service credits	(0.3)	(0.4)
Total other comprehensive income	2.3	35.6
Total comprehensive income	$ 80.8	$ 182.4