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FINANCING ACTIVITIES - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Jan. 01, 2022	Dec. 31, 2020	Jul. 31, 2020	May 01, 2020	Nov. 30, 2016	Feb. 28, 1997
Debt Instrument [Line Items]
Finance leases	$ 104	$ 189
Debt and lease obligation	8,023	8,111
Less current maturities	(29)	(42)
Less debt discount and issuance costs	16	23
Long-term debt less current maturities	7,978	8,046
Convertible Notes
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)			1.25%
5.25% Notes due 2025 \| Convertible Notes
Debt Instrument [Line Items]
Long term debt	1,302	$ 1,302
5.25% Notes due 2025 \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)		5.25%		5.25%
Long term debt					$ 300
1.25% Convertible Notes due 2025 \| Convertible Notes
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)		1.25%				1.25%
1.25% Convertible Notes due 2025 \| Unsecured Debt
Debt Instrument [Line Items]
Long term debt	$ 1,611	$ 1,611
3.00% Notes due 2026
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)							3.00%
7.375% Debentures due 2027
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)								7.375%
7.375% Debentures due 2027 \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)	7.375%
Long term debt	$ 111	$ 114
5.125% Notes due 2027 \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)		5.125%		5.125%
Long term debt	$ 1,727	$ 1,727			$ 700
2.625% Notes due 2030 \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)	2.625%
Long term debt	$ 500	500
1.000% Payroll Support Program Loan due 2030 (See Note 2) \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)	1.00%
Long term debt	$ 976	976
1.000% Payroll Support Program Loan due 2031 (See Note 2) \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)	1.00%
Long term debt	$ 566	566
1.000% Payroll Support Program Loan due 2031 (See Note 2) \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate stated in the debt agreement (as a percent)	1.00%
Long term debt	$ 526	$ 526