DEBT - SCHEDULE OF DEBT (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Debt Instrument, Unamortized Discount	$ 9,332
Finance Lease, Liability	17,931	$ 1,373
Total debt	4,975,983	1,292,628
Debt Instrument, Unamortized Premium	1,650	0
Debt Issuance Costs, Net	(78,850)	(8,876)
Less current and short-term portion	(528,830)	(26,685)
Total Long-term Debt, Excluding Current Maturities	4,369,953	1,257,067
Foreign Line of Credit [Member]
Debt Instrument [Line Items]
Long-term debt	29,575	26,255
Accounts receivable securitization facility
Debt Instrument [Line Items]
Long-term debt	950,000	415,000
Revolving credit facility
Debt Instrument [Line Items]
Long-term debt	250,000	0
Senior Notes [Member]
Debt Instrument [Line Items]
Long-term debt	500,000	500,000
Senior Notes Due 2023
Debt Instrument [Line Items]
Long-term debt	58,636	0
Senior Notes due 2024 [Member]
Debt Instrument [Line Items]
Long-term debt	350,000	350,000
Senior Notes Due 2025
Debt Instrument [Line Items]
Long-term debt	4,173	0
A7125 Senior Notes Due 2025
Debt Instrument [Line Items]
Long-term debt	1,500,000	0
A7250 Senior Notes Due 2028
Debt Instrument [Line Items]
Long-term debt	1,315,668	$ 0
Debt Instrument, Unamortized Discount	$ 9,332

Amount of short-term and long-term debt and lease obligation.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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