DEBT Schedule of Long Term Debt Instruments (Details) € in Millions, ₩ in Millions, $ in Millions		3 Months Ended			6 Months Ended		9 Months Ended	21 Months Ended
	May 19, 2016 USD ($)	Jul. 31, 2016 EUR (€)	Jul. 31, 2016 USD ($)	Aug. 02, 2015 USD ($)	Jul. 31, 2016 USD ($)	Aug. 02, 2015 USD ($)	Mar. 31, 2019	Mar. 31, 2021	Mar. 31, 2018	Jul. 31, 2016 KRW (₩)	Jul. 31, 2016 USD ($)	May 19, 2016 EUR (€)	May 19, 2016 USD ($)	Jan. 31, 2016	Aug. 18, 2014 USD ($)	Aug. 03, 2014 USD ($)	Mar. 21, 2014 USD ($)	Aug. 19, 2013 USD ($)
Debt Instrument [Line Items]
Total debt percentage bearing fixed interest rates		65.00%								65.00%	65.00%
Senior Secured Credit Facilities [Abstract]
Debt modification and extinguishment costs			$ 15.8	$ 0.0	$ 15.8	$ 0.0
Write off of deferred debt issuance costs			$ 11.2
Letters of credit outstanding, amount											$ 24.1
Repayment of 2016/2014 facilities					201.2	165.7
Term Loan A Repayment Percentage Quarters Following Amendment							7.50%	10.00%	5.00%
2013 Interest Rate Swap [Member]
Senior Secured Credit Facilities [Abstract]
Derivative, Notional Amount											$ 427.4							$ 1,228.8
Derivative, fixed interest rate		0.604%								0.604%	0.604%
Derivative agreement term		3 years	3 years
2016 Interest Rate Swap [Member]
Senior Secured Credit Facilities [Abstract]
Derivative, Notional Amount											$ 665.3					$ 682.6
Derivative, fixed interest rate		1.924%								1.924%	1.924%
Derivative agreement term		2 years	2 years
2014 Interest Rate Cap [Member]
Senior Secured Credit Facilities [Abstract]
Derivative, Notional Amount															$ 514.2
Derivative, cap interest rate		1.50%								1.50%	1.50%
Derivative agreement term		18 months	18 months
2016 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Paid debt issuance costs	$ 10.9
Debt modification and extinguishment costs	4.6				15.8
Deferred debt issuance costs	(6.3)
Write off of deferred debt issuance costs	11.2
Maximum Amount Of Commitment Increase					1,350.0
2014 Facilities Term Loan B [Member]
Senior Secured Credit Facilities [Abstract]
Secured Debt				707.9		707.9					$ 0.0
Repayment of 2016/2014 facilities	$ 582.0
2016 Facilities Term Loan A [Member]
Senior Secured Credit Facilities [Abstract]
Increase in term loan borrowings													$ 582.0
Secured Debt				$ 1,853.3		1,853.3					2,187.3
2014 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Repayment of 2016/2014 facilities					$ 201.2	$ 165.7
Senior notes due 2022 [Member]
Senior Secured Credit Facilities [Abstract]
4 1/2% senior notes due 2022											$ 700.0
Deferred debt issuance costs			$ (16.3)
Senior notes due 2022 [Member] | Senior Notes [Member]
Senior Secured Credit Facilities [Abstract]
Debt instrument, interest rate, stated percentage		4.50%								4.50%	4.50%
Senior Debenture Due 2023 [Member]
Senior Secured Credit Facilities [Abstract]
Debt instrument, interest rate, stated percentage		7.75%								7.75%	7.75%
Debt instrument, face amount											$ 100.0
Debt instrument, yield to maturity		7.80%								7.80%	7.80%
Senior Notes Due 2024 [Member]
Senior Secured Credit Facilities [Abstract]
3 5/8% senior notes due 2024 | €		€ 350.0
Deferred debt issuance costs		€ (6.4)	$ (7.3)
United States Dollars and Canadian Dollars [Member]
Senior Secured Credit Facilities [Abstract]
Number of revolving credit facilities														1
United States Dollars and Canadian Dollars [Member] | 2016 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity													25.0
United States Dollars and Canadian Dollars [Member] | 2014 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity																	$ 25.0
Euro, British Pound, Japanese Yen and Swiss Francs [Member] | 2016 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity | €												€ 185.9
Euro, British Pound, Japanese Yen and Swiss Francs [Member] | 2014 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity																	185.9
United States of America, Dollars | Unites States federal fund rate [Member]
Senior Secured Credit Facilities [Abstract]
Debt instrument, basis spread on variable rate					0.50%
United States of America, Dollars | 2016 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Secured Debt													475.0
United States of America, Dollars | 2014 Facilities Term Loan A [Member]
Senior Secured Credit Facilities [Abstract]
Secured Debt																	1,986.3
United States of America, Dollars | 2014 Facilities Term Loan B [Member]
Senior Secured Credit Facilities [Abstract]
Secured Debt																	1,188.6
United States of America, Dollars | 2016 Facilities Term Loan A [Member]
Senior Secured Credit Facilities [Abstract]
Secured Debt													$ 2,347.4
United States of America, Dollars | 2014 Facilities [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity																	$ 475.0
United States of America, Dollars | Base rate loan [Member] | 2016 Facilities Term Loan A [Member]
Senior Secured Credit Facilities [Abstract]
Debt instrument, basis spread on variable rate					0.50%
United States of America, Dollars | One month adjusted Eurocurrency rate loan [Member] | 2016 Facilities Term Loan A [Member]
Senior Secured Credit Facilities [Abstract]
Debt instrument, basis spread on variable rate					1.50%
Line of credit, Won-denominated facility [Member]
Senior Secured Credit Facilities [Abstract]
Line of credit facility, maximum borrowing capacity										₩ 3,500.0	$ 3.1
Debt instrument, basis spread on variable rate					1.50%