Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2018

Accounts Receivable Net [Abstract]

Schedule of Accounts Receivable Net

Accounts receivable, net, is as follows (in thousands):

	As of December 31,
	2018			2017
Accounts receivable	$	41,818		$	32,562
Allowance for doubtful accounts		(711	)		(863	)
Net accounts receivable	$	41,107		$	31,699

Schedule of Changes in Allowance for Doubtful Accounts

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

	As of December 31,
	2018			2017
Allowance, at beginning of period	$	(863	)	$	(374	)
Charged to bad debt expense		(58	)		(558	)
Write-offs, net of recoveries		210			69
Allowance, at end of period	$	(711	)	$	(863	)

Schedule of Changes in Sales Reserve

The following table summarizes the changes in the sales reserve (in thousands):

	As of December 31,
	2018			2017
Balance, beginning of period	$	(100	)	$	(45	)
Additions		(193	)		(79	)
Write-offs		93			24
Balance, end of period	$	(200	)	$	(100	)