Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2021

Accounting Policies [Abstract]

Schedule of Allowance for Sales Returns

Allowance for sales returns consists of the following activities (in thousands):

	Three Months Ended
	March 31, 2021			March 31, 2020
Beginning balance	$	(5,912	)	$	(6,550	)
Charged to revenue		(2,526	)		(2,727	)
Utilization of sales return reserve		4,670			4,609
Ending balance	$	(3,768	)	$	(4,668	)

Schedule of Allowance for Sales Incentives

Allowance for sales incentives consists of the following activities (in thousands):

	Three Months Ended
	March 31, 2021			March 31, 2020
Beginning balance	$	(30,838	)	$	(19,476	)
Charged to revenue		(12,618	)		(9,409	)
Utilization of sales incentive reserve		23,320			19,612
Ending balance	$	(20,136	)	$	(9,273	)

Schedule of Allowance for Doubtful Accounts

Allowance for doubtful accounts consists of the following activities (in thousands):

	Three Months Ended
	March 31, 2021			March 31, 2020
Balance, beginning of period	$	(4,181	)	$	(1,140	)
Impact of adoption of ASU 2016-13		—			(1,066	)
Adjusted balance, beginning of period		(4,181	)		(2,206	)
Provision for doubtful accounts		54			(3,788	)
Adjustments for recovery and write-off		—			1,035
Balance, end of period	$	(4,127	)	$	(4,959	)