DERIVATIVE INSTRUMENTS (Fair Value of Derivative Instruments By Balance Sheet Location) (Details) - Designated as Hedging Instrument - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	$ 28,281,000	$ 11,769,000
Total Derivative designated as hedges — Liabilities	31,124,000	15,134,000
Interest rate swap
Derivatives, Fair Value [Line Items]
Notional amount	1,500,000,000	1,100,000,000
Interest rate swap | Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Notional amount	1,475,000,000	1,050,000,000
Interest rate swap | Cash Flow Hedges | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	4,654,000	1,521,000
Interest rate swap | Cash Flow Hedges | Other assets
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	5,350,000	2,491,000
Interest rate swap | Cash Flow Hedges | Accrued expenses and other current liabilities
Derivatives, Fair Value [Line Items]
Total Derivative designated as hedges — Liabilities	0	1,845,000
Interest rate swap | Cash Flow Hedges | Other liabilities
Derivatives, Fair Value [Line Items]
Total Derivative designated as hedges — Liabilities	9,385,000	1,575,000
Cross-currency swap | Cash Flow Hedges | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	7,615,000	7,757,000
Cross-currency swap | Cash Flow Hedges | Other liabilities
Derivatives, Fair Value [Line Items]
Total Derivative designated as hedges — Liabilities	10,445,000	11,714,000
Cross-currency swap | Net Investment Hedges | Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	8,888,000	0
Cross-currency swap | Net Investment Hedges | Other assets
Derivatives, Fair Value [Line Items]
Total Derivatives designated as hedges — Assets	1,774,000	0
Cross-currency swap | Net Investment Hedges | Other liabilities
Derivatives, Fair Value [Line Items]
Total Derivative designated as hedges — Liabilities	$ 11,294,000	$ 0