Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2022

Accounting Policies [Abstract]

Summary of changes in the allowance for doubtful accounts and sales allowances

The following table summarizes the changes in the allowance for doubtful accounts and sales allowances (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Allowances, at beginning of period	$	1,605	$	5,789	$	3,099	$	7,147
Charged as a reduction of revenue	601		923		2,070		3,489
Charged to bad debt expense in general and administrative expenses	243		(182)		421		286
Write-offs, net of recoveries	(1,185)		(2,852)		(4,326)		(7,244)
Allowances, at end of period	$	1,264	$	3,678	$	1,264	$	3,678