FINANCING ARRANGEMENTS - Maturities, Schedule of Maturities and Mandatory Payments of Debt Obligations (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Debt Disclosure [Abstract]
2020	$ 1,240
2021	103
2022	1,553
2023	2,595
2024	2,303
Thereafter	18,394
Total gross maturities	26,188	$ 24,632
Unamortized discounts	(293)
Total long-term debt and other	$ 25,895	$ 24,305

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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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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