Revenue Recognition - Summary of Receivables and Contract Liabilities From Contracts with Customers (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Change In Contract With Customer Liability [Abstract]
Accounts receivable, gross	$ 66,406	$ 31,207
Chargebacks and other deductions	(14,858)	(14,394)
Provision for credit losses	(130)	(124)
Accounts receivable, net	51,418	16,689
Deferred revenue	75	218
Total contract liabilities	$ 75	$ 218

Chargebacks and other deductions current.

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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