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Revenues - Narrative (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Jan. 01, 2018
ASU 2014-09 | Wholesale |  |
Revenue from External Customer [Line Items] |  |
Increase to revenues recognized | $ 800,000 |
ASU 2014-09 | Retail |  |
Revenue from External Customer [Line Items] |  |
Increase to revenues recognized | 0 |
ASU 2014-09 | E-commerce |  |
Revenue from External Customer [Line Items] |  |
Increase to revenues recognized | 0 |
Advance customer deposits |  |
Revenue from External Customer [Line Items] |  |
Deferred revenues | 1,600,000 | $ 1,300,000
Deferred revenues recognized in revenue | 2,500,000 |
Refund liabilities |  |
Revenue from External Customer [Line Items] |  |
Deferred revenues | $ 6,400,000 | $ 3,400,000

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