SHORT AND LONG-TERM DEBT - SCHEDULE OF LONG-TERM DEBT INSTRUMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total long-term debt	$ 4,234,203	$ 3,259,667
Total finance lease liabilities	79,643	101,980
Net impact of interest rate swaps, debt issuance costs and unamortized debt discounts	(23,794)	(20,667)
Less—current portion	703,390	5,387
Long-term portion	3,530,813	3,254,280
Proceeds from Issuance of Other Long-term Debt	990,337	1,193,830
Corporate Debt Securities \| 2.90% Notes due 2020
Debt Instrument [Line Items]
Total long-term debt	$ 350,000	$ 350,000
Interest rate, stated percentage	2.90%	2.90%
Corporate Debt Securities \| 4.125% Notes due 2020
Debt Instrument [Line Items]
Total long-term debt	$ 350,000	$ 350,000
Interest rate, stated percentage	4.125%	4.125%
Corporate Debt Securities \| 3.10% Notes due 2021
Debt Instrument [Line Items]
Total long-term debt	$ 350,000	$ 350,000
Interest rate, stated percentage	3.10%	3.10%
Corporate Debt Securities \| 8.8% Debentures due 2021
Debt Instrument [Line Items]
Total long-term debt	$ 84,715	$ 84,715
Interest rate, stated percentage	8.80%	8.80%
Corporate Debt Securities \| 3.375% Notes due 2023
Debt Instrument [Line Items]
Total long-term debt	$ 500,000	$ 500,000
Interest rate, stated percentage	3.375%	3.375%
Corporate Debt Securities \| 2.625% Notes due 2023
Debt Instrument [Line Items]
Total long-term debt	$ 250,000	$ 250,000
Interest rate, stated percentage	2.625%	2.625%
Corporate Debt Securities \| 2.050% Notes due 2024
Debt Instrument [Line Items]
Total long-term debt	$ 300,000	$ 0
Interest rate, stated percentage	2.05%	2.05%
Corporate Debt Securities \| 3.20% Notes due 2025
Debt Instrument [Line Items]
Total long-term debt	$ 300,000	$ 300,000
Interest rate, stated percentage	3.20%	3.20%
Corporate Debt Securities \| 2.30% Notes due 2026
Debt Instrument [Line Items]
Total long-term debt	$ 500,000	$ 500,000
Interest rate, stated percentage	2.30%	2.30%
Corporate Debt Securities \| 7.2% Debentures due 2027
Debt Instrument [Line Items]
Total long-term debt	$ 193,639	$ 193,639
Interest rate, stated percentage	7.20%	7.20%
Corporate Debt Securities \| 2.450% Notes due 2029
Debt Instrument [Line Items]
Total long-term debt	$ 300,000	$ 0
Interest rate, stated percentage	2.45%	2.45%
Corporate Debt Securities \| 3.375% Notes due 2046
Debt Instrument [Line Items]
Total long-term debt	$ 300,000	$ 300,000
Interest rate, stated percentage	3.375%	3.375%
Corporate Debt Securities \| 3.125% Notes due 2049
Debt Instrument [Line Items]
Total long-term debt	$ 400,000	$ 0
Interest rate, stated percentage	3.125%	3.125%

Debt Instrument, Impact of Derivatives, Unamortized Discount (Premium), and Debt Issuance Costs, Net

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

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

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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