Revenue Recognition and Accounts Receivable - Schedule of Components of Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Revenue Recognition [Abstract]
Product sales	$ 92,263	$ 91,421
Marketing service fees	13,330	13,402
Net sales	$ 105,593	$ 104,823

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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