FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES - Debt Not Carried at Fair Value (Details) - USD ($) $ in Thousands	Sep. 28, 2018	Mar. 31, 2018
4.625% Notes due February 2020
Other financial instruments
Debt instrument interest rate (as a percent)	4.625%	4.625%
5.000% Notes due February 2023
Other financial instruments
Debt instrument interest rate (as a percent)	5.00%	5.00%
4.750% Notes due June 2025
Other financial instruments
Debt instrument interest rate (as a percent)	4.75%	4.75%
Level 1 | 4.625% Notes due February 2020
Other financial instruments
Debt instrument interest rate (as a percent)	4.625%	4.625%
Level 1 | 5.000% Notes due February 2023
Other financial instruments
Debt instrument interest rate (as a percent)	5.00%	5.00%
Level 1 | 4.750% Notes due June 2025
Other financial instruments
Debt instrument interest rate (as a percent)	4.75%	4.75%
Carrying Amount
Other financial instruments
Fair Value	$ 2,920,666	$ 2,950,817
Carrying Amount | Level 1 | 4.625% Notes due February 2020
Other financial instruments
Fair Value	500,000	500,000
Carrying Amount | Level 1 | Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	679,688	687,813
Carrying Amount | Level 1 | Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	471,094	483,656
Carrying Amount | Level 1 | 5.000% Notes due February 2023
Other financial instruments
Fair Value	500,000	500,000
Carrying Amount | Level 1 | 4.750% Notes due June 2025
Other financial instruments
Fair Value	596,599	596,387
Carrying Amount | Level 1 | Euro Term Loan due September 2020
Other financial instruments
Fair Value	55,804	59,443
Carrying Amount | Level 1 | Euro Term Loan due January 2022
Other financial instruments
Fair Value	117,481	123,518
Fair Value
Other financial instruments
Fair Value	2,955,827	3,024,692
Fair Value | Level 1 | 4.625% Notes due February 2020
Other financial instruments
Fair Value	507,031	513,596
Fair Value | Level 1 | Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	683,086	689,966
Fair Value | Level 1 | Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	473,449	485,470
Fair Value | Level 1 | 5.000% Notes due February 2023
Other financial instruments
Fair Value	513,830	525,292
Fair Value | Level 1 | 4.750% Notes due June 2025
Other financial instruments
Fair Value	605,146	627,407
Fair Value | Level 1 | Euro Term Loan due September 2020
Other financial instruments
Fair Value	55,804	59,443
Fair Value | Level 1 | Euro Term Loan due January 2022
Other financial instruments
Fair Value	$ 117,481	$ 123,518