Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2021

Accounting Policies [Abstract]

Schedule of Allowance for Sales Returns

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

	Three Months Ended						Six Months Ended
	June 30, 2021			June 30, 2020			June 30, 2021			June 30, 2020
Beginning balance	$	(3,768	)	$	(4,668	)	$	(5,912	)	$	(6,550	)
Charged to revenue		(4,524	)		(3,959	)		(7,050	)		(6,686	)
Utilization of sales return reserve		3,777			3,215			8,447			7,824
Ending balance	$	(4,515	)	$	(5,412	)	$	(4,515	)	$	(5,412	)

Schedule of Allowance for Sales Incentives

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

	Three Months Ended						Six Months Ended
	June 30, 2021			June 30, 2020			June 30, 2021			June 30, 2020
Beginning balance	$	(20,136	)	$	(9,273	)	$	(30,838	)	$	(19,476	)
Charged to revenue		(14,956	)		(8,248	)		(27,574	)		(17,657	)
Utilization of sales incentive reserve		18,452			8,559			41,772			28,171
Ending balance	$	(16,640	)	$	(8,962	)	$	(16,640	)	$	(8,962	)

Schedule of Allowance for Doubtful Accounts

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

	Three Months Ended						Six Months Ended
	June 30, 2021			June 30, 2020			June 30, 2021			June 30, 2020
Beginning balance	$	(4,127	)	$	(4,959	)	$	(4,181	)	$	(1,140	)
Impact of adoption of ASU 2016-13		—			—			—			(1,066	)
Adjusted beginning balance		(4,127	)		(4,959	)		(4,181	)		(2,206	)
Provision for doubtful accounts		1,045			273			1,099			(2,965	)
Adjustments for recovery and write-off		—			283			—			768
Ending balance	$	(3,082	)	$	(4,403	)	$	(3,082	)	$	(4,403	)