Summary of Significant Accounting Policies - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2016 USD ($) Brand	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Period of credit terms	30 days
Accumulated foreign earnings	$ 18,500,000
Advertising expense	59,600,000	$ 44,800,000	$ 27,500,000
Prepaid advertising expenses	1,900,000	700,000
Shipping and handling costs	1,100,000,000	1,200,000,000	1,200,000,000
Research and development expense	3,000,000	2,300,000	$ 1,900,000
Prepaid Expenses and Other Current Assets
Summary Of Significant Accounting Policies [Line Items]
Assets held for sale	$ 0	$ 0
Minimum
Summary Of Significant Accounting Policies [Line Items]
Number of local and regional brands and private labels, more than | Brand	50