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Segments and Geographic Information Segment and Geographic Information (Assets, Depreciation and Amortization and Capital Expenditures ) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Segment Reporting Information [Line Items] |  |  |
Total Assets | $ 36,119 | $ 36,470 | $ 38,562
Depreciation and Amortization | 1,176 | 1,144 | 1,245
Capital Expenditures | 2,458 | 2,458 | 2,544
Interest Income | 464 | 460 | 320
Interest Expense | 1,431 | 1,344 | 1,451
Investments in and Advances to Affiliates | 621 | 610 | 537
Net Equity in Earnings of Affiliates | 36 | 105 | 19
Operating Segments [Member] | US SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 9,333 | 9,800 | 10,019
Depreciation and Amortization | 471 | 443 | 450
Capital Expenditures | 809 | 861 | 534
Interest Income | 0 | 0 | 0
Interest Expense | 236 | 262 | 285
Investments in and Advances to Affiliates | 23 | 1 | 1
Net Equity in Earnings of Affiliates | 9 | 0 | 0
Operating Segments [Member] | Andes SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 8,971 | 8,594 | 7,741
Depreciation and Amortization | 218 | 175 | 182
Capital Expenditures | 538 | 949 | 702
Interest Income | 57 | 77 | 87
Interest Expense | 178 | 154 | 160
Investments in and Advances to Affiliates | 363 | 345 | 287
Net Equity in Earnings of Affiliates | 15 | 83 | 42
Operating Segments [Member] | Brazil SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 6,448 | 5,209 | 6,830
Depreciation and Amortization | 145 | 145 | 210
Capital Expenditures | 264 | 224 | 317
Interest Income | 257 | 235 | 204
Interest Expense | 365 | 257 | 311
Investments in and Advances to Affiliates | 0 | 0 | 0
Net Equity in Earnings of Affiliates | 0 | 0 | 0
Operating Segments [Member] | MCAC SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 5,162 | 4,820 | 4,924
Depreciation and Amortization | 165 | 155 | 144
Capital Expenditures | 480 | 201 | 192
Interest Income | 11 | 30 | 26
Interest Expense | 163 | 179 | 178
Investments in and Advances to Affiliates | (1) | 0 | 0
Net Equity in Earnings of Affiliates | (2) | 0 | 0
Operating Segments [Member] | Europe SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 2,664 | 3,101 | 3,491
Depreciation and Amortization | 116 | 134 | 154
Capital Expenditures | 143 | 118 | 228
Interest Income | 5 | 1 | 1
Interest Expense | 68 | 73 | 98
Investments in and Advances to Affiliates | 41 | 53 | 54
Net Equity in Earnings of Affiliates | 10 | 10 | (25)
Operating Segments [Member] | Asia SBU |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 3,113 | 3,099 | 2,883
Depreciation and Amortization | 33 | 32 | 32
Capital Expenditures | 136 | 13 | 429
Interest Income | 134 | 115 | 2
Interest Expense | 111 | 85 | 25
Investments in and Advances to Affiliates | 195 | 195 | 194
Net Equity in Earnings of Affiliates | 3 | 8 | 10
Segment Reconciling Items [Member] | Assets held-for-sale |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 0 | 1,306 | 1,603
Depreciation and Amortization | 16 | 40 | 49
Capital Expenditures | 70 | 75 | 112
Corporate, Non-Segment [Member] | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | 428 | 541 | 1,071
Depreciation and Amortization | 12 | 20 | 24
Capital Expenditures | 18 | 17 | 30
Interest Income | 0 | 2 | 0
Interest Expense | 310 | 334 | 394
Investments in and Advances to Affiliates | 0 | 16 | 1
Net Equity in Earnings of Affiliates | $ 1 | $ 4 | $ (8)

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