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Segment Information - Schedule of Geographic Area Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | $ 14,742.2 | $ 13,264.0 | $ 5,915.7
United States [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 10,444.8 | 9,518.4 | 4,291.8
Canada [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 850.8 | 720.1 | 249.8
Total North America [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 11,295.6 | 10,238.5 | 4,541.6
Europe, Middle East and Africa [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 1,833.8 | 1,659.0 | 591.1
Latin America [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 771.4 | 643.6 | 408.5
Asia Pacific [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | 841.4 | 722.9 | 374.5
Total International [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | [1],[2] | $ 3,446.6 | $ 3,025.5 | $ 1,374.1
[1] | All intercompany transactions have been eliminated. Sales to Walmart Inc. and subsidiaries amounted to approximately 13.7%, 13.5% and 10.9% of consolidated net sales in 2017, 2016 and 2015, respectively, substantially across all segments.
[2] | Geographic sales information is based on the region from which the products are shipped and invoiced. Long-lived assets by geography are not presented because it is impracticable to do so.

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