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Basis of Presentation and Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Related Party Transaction [Line Items] |  |  |
Research, design and development expense | $ 13.4 | $ 11.9 | $ 14.0
Marketing expenses, including advertising, production, promotion, and agency expenses | 59.1 | 56.0 | 58.2
Prepaid advertising and promotional endorsement costs | $ 7.0 | 4.5 |
Series A Preferred Stock [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Percentage of common stock if-converted Series A preferred stock (percent) | 16.70% |  |
Blackstone [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Paid for services received | $ 0.7 | $ 0.8 | $ 0.9
Minimum [Member] | Machinery and Equipment [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Property and equipment useful life | 2 years |  |
Minimum [Member] | Furniture, Fixtures and Other [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Property and equipment useful life | 2 years |  |
Maximum [Member] | Machinery and Equipment [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Property and equipment useful life | 5 years |  |
Maximum [Member] | Furniture, Fixtures and Other [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Property and equipment useful life | 10 years |  |
Finished Goods Inventory [Member] | Product Concentration Risk [Member] | Inventories [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Percentage of finished goods inventory (percent) | 97.50% | 96.80% |
Enterprise resource system software, warehouse management software, and point of sale software [Member] | Minimum [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Intangible asset useful life | 2 years |  |
Enterprise resource system software, warehouse management software, and point of sale software [Member] | Maximum [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Intangible asset useful life | 7 years |  |
Patents, copyrights, and trademarks [Member] | Minimum [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Intangible asset useful life | 7 years |  |
Patents, copyrights, and trademarks [Member] | Maximum [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Intangible asset useful life | 25 years |  |

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