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Business Segments, Geographic Data, and Sales by Major Customers - Additional Information (Detail) $ in Billions | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2017 Segment Customer | Dec. 31, 2016 Segment Customer | Sep. 25, 2017 USD ($)
Segment Reporting Information [Line Items] |  |  |
Number of reporting segments | Segment | 3 | 3 |
Number of major customers | Customer | 3 | 3 |
Toys 'R' Us |  |  |
Segment Reporting Information [Line Items] |  |  |
Debtor-in-possession financing | $ |  |  | $ 3.1
Net Accounts Receivable | Three Largest Customers | Customer Concentration Risk |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of net accounts receivable accounted for by three largest customers | 42.60% | 35.80% |

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