Accounts Receivable

9 Months Ended

Sep. 30, 2016

Receivables [Abstract]

Accounts Receivable

Accounts Receivable

Accounts receivable and the related allowance for doubtful accounts are as follows:

	September 30, 2016			December 31, 2015
	(in thousands)
Accounts receivable	$	53,479		$	50,139
Less:  Allowance for doubtful accounts	(145		)	(115		)
Total, net	$	53,334		$	50,024

	Three months ended				Nine months ended
	September 30, 2016		September 30, 2015		September 30, 2016		September 30, 2015
Allowance for doubtful accounts:	(in thousands)
Balance, beginning of period	$	73	$	69	$	115	$	171
Provisions for losses on accounts receivables, net of recoveries	72		54		30		(40		)
Accounts receivable written off	—		—		—		(8		)
Balance, end of period	$	145	$	123	$	145	$	123