Accounts Receivable, Net

9 Months Ended

Sep. 30, 2016

Accounts Receivable Net [Abstract]

Accounts Receivable, Net

(3) Accounts Receivable, Net

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

	As of			As of
	September 30, 2016			December 31, 2015
Accounts receivable	$	16,392		$	16,080
Allowance for doubtful accounts		(397	)		(381	)
Net accounts receivable	$	15,995		$	15,699

Bad debt expense was $0.1 million and $0.1 million for the three and nine months ended September 30, 2016, respectively, and $0.2 million and $0.2 million for the three and nine months ended September 30, 2015, respectively.

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

	Three Months Ended September 30,						Nine Months Ended September 30,
	2016			2015			2016			2015
Balance, beginning of period	$	422		$	357		$	381		$	282
Additions		8			242			95			331
Write-offs		(33	)		(121	)		(79	)		(135	)
Balance, end of period	$	397		$	478		$	397		$	478