Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Summarized Quarterly Information

Summarized quarterly data for fiscal 2014 and 2013 are as follows (in thousands, except per share data):

	Year ended December 31, 2014
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Selected quarterly financial data:
Revenues	$	8,449		$	8,528		$	9,448		$	10,544
Gross profit	$	6,029		$	6,077		$	7,247		$	8,309
Operating income (loss)	$	(5,134	)	$	(5,681	)	$	(1,144	)	$	217
Net income (loss)	$	(5,167	)	$	(5,695	)	$	(1,142	)	$	205
Net (loss) per share, basic (1)	$	(0.14	)	$	(0.15	)	$	(0.03	)	$	0.00
Weighted average shares outstanding, basic		37,714			38,518			41,225			45,053
Net (loss) per share, diluted (1)	$	(0.14	)	$	(0.15	)	$	(0.03	)	$	0.00
Weighted average shares outstanding, diluted		37,714			38,518			41,225			45,053
	Year ended December 31, 2013
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Selected quarterly financial data:
Revenues	$	11,602		$	10,484		$	8,746		$	11,843
Gross profit	$	9,158		$	8,083		$	6,254		$	9,473
Operating (loss)	$	(6,101	)	$	(7,248	)	$	(12,980	)	$	(1,501	)
Net (loss)	$	(6,158	)	$	(7,244	)	$	(13,049	)	$	(1,502	)
Net (loss) per share, basic (1)	$	(0.17	)	$	(0.19	)	$	(0.35	)	$	(0.04	)
Weighted average shares outstanding, basic		36,614			37,247			37,036			37,027
Net (loss) per share, diluted (1)	$	(0.17	)	$	(0.19	)	$	(0.35	)	$	(0.04	)
Weighted average shares outstanding, diluted		36,614			37,247			37,036			37,027

(1) Basic and diluted net (loss) per share is computed independently for each of the quarters presented. Therefore, the sum of the quarterly per share amounts will not necessarily equal the total for the year.