Accounts Receivable

9 Months Ended

Sep. 30, 2015

Receivables [Abstract]

Accounts Receivable

Accounts Receivable

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

	September 30, 2015			December 31, 2014
	(in thousands)
Accounts receivable	$	45,948		$	44,263
Less:  Allowance for doubtful accounts	(123		)	(171		)
Total, net	$	45,825		$	44,092

	Three months ended					Nine months ended
	September 30, 2015		September 30, 2014			September 30, 2015			September 30, 2014
Allowance for doubtful accounts:	(in thousands)
Balance, beginning of period	$	69	$	185		$	171		$	193
Provisions for losses on accounts receivables, net of recoveries	54		(51		)	(40		)	(66		)
Accounts receivable written off	—		—			(8		)	7
Balance, end of period	$	123	$	134		$	123		$	134