Accounts Receivable (Tables)

6 Months Ended

Jun. 30, 2020

Receivables [Abstract]

Accounts Receivable

	June 30, 2020		December 31, 2019
	(in thousands)
Accounts receivable	$	56,823	$	67,752
Less:  Allowance for doubtful accounts	(429)		(353)
Total, net	$	56,394	$	67,399

Allowance for Doubtful Accounts

	Three Months Ended				Six Months Ended
	June 30, 2020		June 30, 2019		June 30, 2020		June 30, 2019
Allowance for doubtful accounts:	(in thousands)
Balance, beginning of period	$	647	$	379	$	353	$	264
Provisions (recoveries) for losses on accounts	(218)		13		76		128
receivables, net of adjustments
Balance, end of period	$	429	$	392	$	429	$	392