INTEREST AND OTHER EXPENSE (INCOME), NET (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Sep. 28, 2012	Sep. 30, 2011
INTEREST AND OTHER EXPENSE (INCOME), NET
Interest expense	$ 15.5	$ 16.6	$ 31.3	$ 32.9
Interest income	4.8	4.7	11.8	8.0
Gains on foreign exchange transactions	2.8	16.1	7.6	21.7
Gain for the cumulative fair value adjustment of entity warrants to purchase common shares	$ 23.0		$ 23.0