NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES (Schedule of Long-Term Debt) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Unamortized debt discount and issuance costs		$ 373	$ 405
Long-term Debt, Current Maturities Net of Current Portion of Unamortized Issuance Costs	[1]	635	541
Long-term Debt and Capital Lease Obligations, Net of Unamortized Issuance Costs		20,456	16,215
Unamortized Issuance Costs, Current Portion		24	9
Maturities of Long-term Debt [Abstract]
2017		659
2018	[2]	5,237
2019		2,391
2020		1,825
2021		1,567
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Long-Term Debt		$ 295	$ 76
Final maturity 2016
Debt Instrument [Line Items]
Average interest rate in period		0.00%	2.64%
Long-Term Debt		$ 0	$ 356
Final maturity 2017
Debt Instrument [Line Items]
Average interest rate in period		6.06%	6.06%
Long-Term Debt		$ 442	$ 442
Final maturity 2018
Debt Instrument [Line Items]
Average interest rate in period		5.78%	5.78%
Long-Term Debt		$ 339	$ 339
Final maturity 2019
Debt Instrument [Line Items]
Average interest rate in period		8.55%	8.55%
Long-Term Debt		$ 2,122	$ 2,123
Final maturity 2020
Debt Instrument [Line Items]
Average interest rate in period		4.46%	4.46%
Long-Term Debt		$ 1,547	$ 1,547
Final maturity 2021
Debt Instrument [Line Items]
Average interest rate in period		4.72%	4.72%
Long-Term Debt		$ 1,424	$ 1,424
Final maturity 2022 and thereafter
Debt Instrument [Line Items]
Average interest rate in period		5.54%	5.54%
Long-Term Debt		$ 8,449	$ 8,448
U.S. Dollar loans, Various Rates and Maturities [Member]
Debt Instrument [Line Items]
Average interest rate in period		1.60%	2.32%
Long-Term Debt		$ 4,595	$ 125
Foreign Currency Loans, Various Rates and Maturities [Member]
Debt Instrument [Line Items]
Average interest rate in period		3.42%	2.74%
Long-Term Debt		$ 882	$ 856
Medium Term Notes Varying Maturities Through 2024 [Member]
Debt Instrument [Line Items]
Average interest rate in period		3.82%	3.79%
Long-Term Debt		$ 1,026	$ 1,082
Tax-exempt Bonds, Varying Maturities Through 2038 [Member]
Debt Instrument [Line Items]
Average interest rate in period		5.66%	5.66%
Long-Term Debt		$ 343	$ 343

[1] Presented net of current portion of unamortized debt issuance costs of $24 million at December 31, 2016 and $9 million at December 31, 2015.

[2] Assumes the option to extend a term loan facility related to the DCC Transaction will be exercised.