LONG-TERM DEBT (Details) - USD ($) $ in Millions	Jun. 30, 2015	Mar. 27, 2015	Feb. 17, 2015	Jan. 30, 2015	Dec. 31, 2014
Long-term debt, net of unamortized debt discount
Total long-term debt	$ 30,881.1				$ 15,228.9
Less current portion	(590.9)				(0.9)
Total long-term debt	30,290.2				15,228.0
Series A-1 Tranche A Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	139.3				139.3
Series A-2 Tranche A Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	135.9				135.5
Series A-3 Tranche A Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	1,876.2				1,633.8
Series A-4 Tranche Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	974.6				0.0
Series D-2 Tranche B Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	1,084.1				1,088.4
Series C-2 Tranche B Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	832.3				835.0
Series E-1 Tranche B Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	2,529.4				2,543.8
Series F Tranche B Term Loan Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	$ 4,070.0				$ 0.0
6.875% Senior Notes due in December 2018
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	6.875%		6.875%	6.875%	6.875%
Total long-term debt	$ 0.0				$ 496.6
7.00% Senior Notes due in October 2020
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	7.00%				7.00%
Total long-term debt	$ 687.7				$ 687.5
6.75% Senior Notes due in August 2021
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	6.75%				6.75%
Total long-term debt	$ 645.8				$ 645.4
7.25% Senior Notes due in July 2022
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	7.25%				7.25%
Total long-term debt	$ 541.5				$ 540.9
6.375% Senior Notes due in October 2020
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	6.375%				6.375%
Total long-term debt	$ 2,224.0				$ 2,221.6
6.75% Senior Notes due in August 2018
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	6.75%				6.75%
Total long-term debt	$ 1,586.6				$ 1,584.5
7.50% Senior Notes due in July 2021
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	7.50%				7.50%
Total long-term debt	$ 1,608.3				$ 1,606.9
5.625% Senior Notes due in December 2021
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	5.625%				5.625%
Total long-term debt	$ 892.7				$ 891.8
5.50% Senior Notes due March 2023
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	5.50%			5.50%	5.50%
Total long-term debt	$ 990.0				$ 0.0
5.375% Senior Notes due March 2020
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	5.375%	5.375%			5.375%
Total long-term debt	$ 1,976.5				$ 0.0
5.875% Senior Notes due May 2023
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	5.875%	5.875%			5.875%
Total long-term debt	$ 3,211.0				$ 0.0
4.50% Senior Notes due May 2023
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	4.50%	4.50%			4.50%
Total long-term debt	$ 1,652.0				$ 0.0
6.125% Senior Notes due April 2025
Long-term debt, net of unamortized debt discount
Stated interest rate on debt (as a percent)	6.125%	6.125%			6.125%
Total long-term debt	$ 3,210.8				$ 0.0
Other
Long-term debt, net of unamortized debt discount
Total long-term debt	12.4				12.9
Revolving Credit Facility
Long-term debt, net of unamortized debt discount
Total long-term debt	$ 0.0				$ 165.0