DERIVATIVE INSTRUMENTS - Fair Value of Derivative Instruments By Balance Sheet Location (Details) - Designated as Hedging Instrument - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	$ 36,481	$ 16,461
Total derivatives designated as hedges — Liabilities	117,927	53,470
Interest rate swap | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	0	12
Interest rate swap | Other assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	0	0
Interest rate swap | Accrued expenses and other current liabilities
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Liabilities	22,701	6,635
Interest rate swap | Other liabilities
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Liabilities	79,426	38,522
Cross-currency swap | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	5,030	5,032
Cross-currency swap | Other assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	0	0
Cross-currency swap | Accrued expenses and other current liabilities
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Liabilities	690	101
Cross-currency swap | Other liabilities
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Liabilities	4,299	5,440
Cross-currency swap | Net Investment Hedges | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	8,195	7,952
Cross-currency swap | Net Investment Hedges | Other assets
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Assets	23,256	3,465
Cross-currency swap | Net Investment Hedges | Other liabilities
Derivatives, Fair Value [Line Items]
Total derivatives designated as hedges — Liabilities	$ 10,811	$ 2,772