Provision for Doubtful Accounts (Tables)

6 Months Ended

Jun. 30, 2014

Summary of Activity in Allowance for Doubtful Accounts

The summary of activity in the allowance for doubtful accounts is as follows (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
	2014			2013			2014			2013
Balance at beginning of period	$	347		$	291		$	332		$	270
Bad debt expense		65			50			79			100
Recoveries (write-offs), net		(12	)		(2	)		(11	)		(31	)
Balance at end of period	$	400		$	339		$	400		$	339