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Segmented Information - Schedule of Segment Information for Reporting Segments and a Reconciliation for Adjusted EBIT to Consolidated Income Before Income Taxes (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | $ 1,173 | $ 1,056 |
Adjusted EBIT | 3,108 | 2,898 |
Goodwill | 2,099 | 1,923 | $ 1,344
Fixed assets, net | 8,141 | 7,022 |
Current assets | 11,220 | 10,163 |
Investments, intangible assets, goodwill, deferred tax assets and other assets | 6,032 | 5,381 |
Consolidated total assets | 25,393 | 22,566 |
Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 38,946 | 36,445 |
External sales | 38,946 | 36,445 |
Depreciation and amortization | 1,173 | 1,056 |
Adjusted EBIT | 3,108 | 2,898 |
Goodwill | 2,099 | 1,923 |
Fixed asset additions | 1,858 | 1,807 |
Fixed assets, net | 8,141 | 7,022 |
North America [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill | 612 | 595 | 590
North America [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 20,905 | 20,744 |
External sales | 20,824 | 20,657 |
Depreciation and amortization | 549 | 486 |
Adjusted EBIT | 2,064 | 2,061 |
Goodwill | 612 | 595 |
Fixed asset additions | 810 | 910 |
Fixed assets, net | 3,560 | 3,293 |
North America [Member] | Intersubsegment Eliminations [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | (1,477) | (1,387) |
North America [Member] | Canada [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 6,888 | 6,784 |
External sales | 6,215 | 6,214 |
Fixed asset additions | 268 | 201 |
Fixed assets, net | 883 | 721 |
North America [Member] | United States [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 9,989 | 10,226 |
External sales | 9,742 | 9,857 |
Fixed asset additions | 301 | 400 |
Fixed assets, net | 1,593 | 1,573 |
North America [Member] | Mexico [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 5,505 | 5,121 |
External sales | 4,867 | 4,586 |
Fixed asset additions | 241 | 309 |
Fixed assets, net | 1,084 | 999 |
Europe [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill | 1,264 | 1,116 | 525
Europe [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 15,177 | 13,080 |
External sales | 14,923 | 12,815 |
Depreciation and amortization | 478 | 431 |
Adjusted EBIT | 596 | 543 |
Goodwill | 1,264 | 1,116 |
Fixed asset additions | 858 | 738 |
Fixed assets, net | 3,333 | 2,584 |
Europe [Member] | Intersubsegment Eliminations [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | (465) | (400) |
Europe [Member] | Western Europe Excluding Great Britain [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 12,371 | 10,537 |
External sales | 11,949 | 10,159 |
Fixed asset additions | 624 | 578 |
Fixed assets, net | 2,443 | 1,912 |
Europe [Member] | Great Britain [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 597 | 658 |
External sales | 595 | 656 |
Fixed asset additions | 35 | 24 |
Fixed assets, net | 162 | 127 |
Europe [Member] | Eastern Europe [Member] | Reportable Subsegments [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 2,674 | 2,285 |
External sales | 2,379 | 2,000 |
Fixed asset additions | 199 | 136 |
Fixed assets, net | 728 | 545 |
Asia [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill | 223 | 212 | $ 229
Asia [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 2,791 | 2,674 |
External sales | 2,608 | 2,502 |
Depreciation and amortization | 106 | 103 |
Adjusted EBIT | 366 | 266 |
Goodwill | 223 | 212 |
Fixed asset additions | 117 | 97 |
Fixed assets, net | 726 | 679 |
Rest of World [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | 584 | 465 |
External sales | 583 | 464 |
Depreciation and amortization | 13 | 13 |
Adjusted EBIT | 12 | (17) |
Fixed asset additions | 8 | 11 |
Fixed assets, net | 57 | 62 |
Corporate and Other [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total sales | (511) | (518) |
External sales | 8 | 7 |
Depreciation and amortization | 27 | 23 |
Adjusted EBIT | 70 | 45 |
Fixed asset additions | 65 | 51 |
Fixed assets, net | $ 465 | $ 404 |

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