LONG-TERM DEBT - Senior Secured Credit Facilities Interest Rate Schedule (Details)	9 Months Ended
	Sep. 30, 2016
Revolving Credit Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	3.60%
Revolving Credit Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	2.75%
Revolving Credit Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Series A-1 Tranche A Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	2.68%
Series A-1 Tranche A Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	2.75%
Series A-1 Tranche A Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Series A-2 Tranche A Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	2.68%
Series A-2 Tranche A Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	2.75%
Series A-2 Tranche A Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Series A-3 Tranche A Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	3.41%
Series A-3 Tranche A Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	2.75%
Series A-3 Tranche A Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Series A-4 Tranche Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	3.56%
Series A-4 Tranche Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	2.75%
Series A-4 Tranche Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Series D-2 Tranche B Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	4.28%
Series D-2 Tranche B Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.25%
Series D-2 Tranche B Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	4.25%
Series C-2 Tranche B Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	4.53%
Series C-2 Tranche B Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.50%
Series C-2 Tranche B Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	4.50%
Series E-1 Tranche B Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	4.45%
Series E-1 Tranche B Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.50%
Series E-1 Tranche B Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	4.50%
Series F Tranche B Term Loan Facility
Debt Instrument [Line Items]
Effective interest rate (as a percentage)	4.69%
Series F Tranche B Term Loan Facility | Base Rate
Debt Instrument [Line Items]
Variable rate (as a percentage)	3.75%
Variable rate floor (as a percentage)	1.75%
Series F Tranche B Term Loan Facility | LIBOR
Debt Instrument [Line Items]
Variable rate (as a percentage)	4.75%
Variable rate floor (as a percentage)	0.75%