DEBT - Schedule of Weighted Average Interest Rates on Long-term Debt Excluding Capital Leases (Detail)	Dec. 31, 2018	Dec. 31, 2017
Line of credit | $1.2 billion senior credit facility, due in 2022
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.77%	2.55%
Term loan | $1.0 billion term loan, due in 2022
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	4.07%	2.83%
Private placement notes | $125 million private placement notes, due in 2019
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.43%	2.68%
Private placement notes | $225 million private placement notes, due in 2020
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	5.22%	4.47%
Private placement notes | $150 million private placement notes, due in 2021
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.64%	2.89%
Private placement notes | $125 million private placement notes, due in 2022
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	4.01%	3.26%
Private placement notes | $200 million private placement notes, due in 2022
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.47%	2.72%
Private placement notes | $100 million private placement notes, due in 2023
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.54%	2.79%
Private placement notes | $150 million private placement notes, due in 2023
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	3.93%	3.18%
Promissory notes and deferred consideration | Notes weighted average maturity 2.74 and 2.9 years
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	1.79%	1.49%
Foreign bank debt | Debt weighted average maturity 1.9 years and 1.7 years
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate	5.81%	6.11%