Basis of Presentation and Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Jan. 01, 2018
Related Party Transaction [Line Items]
Percentage of FIFO inventory (percent)				95.00%
Total marketing expenses	$ 15.5	$ 12.0
Prepaid advertising and promotional endorsement costs	$ 4.5		$ 7.0
Series A Preferred Stock [Member]
Related Party Transaction [Line Items]
Series A preferred shares, number of shares issuable if converted (shares)	13,793,100
Percentage of common stock if-converted Series A preferred stock (percent)	16.80%
Blackstone [Member]
Related Party Transaction [Line Items]
Expenses paid to affiliates	$ 0.1	$ 0.1
Product Concentration Risk [Member] | Finished Goods Inventory [Member] | Inventories [Member]
Related Party Transaction [Line Items]
Percentage of finished goods in consolidated inventories (percent)	97.50%		97.50%