Quarterly Data (unaudited) - Schedule of Quarterly Data (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 30, 2017 |
Sep. 30, 2017 |
Jul. 01, 2017 |
Apr. 01, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 30, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Quarterly Financial Information Disclosure [Abstract] | |||||||||||
| Net sales | $ 206,374 | $ 218,955 | $ 224,260 | $ 188,779 | $ 186,876 | $ 211,528 | $ 226,900 | $ 189,604 | $ 838,368 | $ 814,908 | $ 786,911 |
| Income from operations | 1,399 | 13,984 | 18,502 | 3,100 | 2,769 | 15,770 | 20,025 | 2,951 | 36,985 | 41,515 | 27,398 |
| Net (loss) income | $ 65,435 | $ (1,322) | $ 1,219 | $ (6,684) | $ (7,671) | $ (437) | $ 1,746 | $ (7,844) | $ 58,648 | $ (14,206) | $ (23,083) |
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The net result for the period of deducting operating expenses from operating revenues. No definition available.
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- References No definition available.
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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