FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES (Details 4)	Oct. 01, 2015 EUR (€)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 08, 2015 USD ($)	Mar. 31, 2015 USD ($)
Other financial instruments
Debt instrument, face amount			$ 500,000,000
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, face amount				$ 600,000,000.0
Debt instrument interest rate (as a percent)		4.75%		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%
Carrying Amount
Other financial instruments
Fair Value		$ 2,735,494,000			$ 2,067,500,000
Carrying Amount | Level 1 | Term Loan, including current portion, due in installments through August 2018
Other financial instruments
Fair Value		585,000,000			592,500,000
Carrying Amount | Level 1 | Term Loan, including current portion, due in installments through March 2019
Other financial instruments
Fair Value		555,000,000			475,000,000
Carrying Amount | Level 1 | 4.625% Notes due February 2020
Other financial instruments
Fair Value		500,000,000			500,000,000
Carrying Amount | Level 1 | 5.000% Notes due February 2023
Other financial instruments
Fair Value		500,000,000			500,000,000
Carrying Amount | Level 1 | 4.750% Notes due June 2025
Other financial instruments
Fair Value		595,494,000			0
Fair Value
Other financial instruments
Fair Value		2,775,473,000			2,114,531,000
Fair Value | Level 1 | Term Loan, including current portion, due in installments through August 2018
Other financial instruments
Fair Value		580,250,000			582,131,000
Fair Value | Level 1 | Term Loan, including current portion, due in installments through March 2019
Other financial instruments
Fair Value		549,800,000			465,500,000
Fair Value | Level 1 | 4.625% Notes due February 2020
Other financial instruments
Fair Value		531,053,000			523,750,000
Fair Value | Level 1 | 5.000% Notes due February 2023
Other financial instruments
Fair Value		514,430,000			543,150,000
Fair Value | Level 1 | 4.750% Notes due June 2025
Other financial instruments
Fair Value		599,940,000			$ 0
Mirror Controls International
Other financial instruments
Debt instrument, face amount	€ 50,000,000	$ 54,600,000
Term of debt instrument	5 years