Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2011

Quarterly Financial Information [Abstract]

Quarterly Financial Information (Unaudited)

15. Quarterly Financial Information (Unaudited)

	March 31, 2010			June 30, 2010			September 30, 2010			December 31, 2010			March 31, 2011			June 30, 2011			September 30, 2011			December 31, 2011(1)
	(Dollars in thousands, except per share data)
Summary consolidated statement of operations data:
Revenues	$	22,271		$	23,781		$	24,701		$	26,007		$	26,987		$	28,482		$	28,886		$	30,519
Gross profit		17,836			19,058			19,795			21,139			21,535			23,181			23,519			24,782
Net loss		(579	)		(1,957	)		(742	)		(397	)		(1,858	)		(755	)		(212	)		(11,752	)
Net loss per share:
Basic and diluted	$	(0.03	)	$	(0.11	)	$	(0.04	)	$	(0.02	)	$	(0.10	)	$	(0.04	)	$	(0.01	)	$	(0.63	)
Weighted average shares outstanding used in computing per share amounts:
Basic and diluted		18,062,306			17,955,925			17,836,960			17,833,206			18,145,461			18,788,747			19,289,740			18,736,771

(1) During the three months ended December 31, 2011, the Company established the valuation allowance against its U.S. federal and state net deferred tax assets in the amount of $11,821,000.