Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Summary of Quarterly Financial Data

The following financial information reflects all normal recurring adjustments, which are, in the opinion of management, necessary for a fair statement of the results of the interim periods. Summarized quarterly data for fiscal 2016 and 2015 are as follows (in thousands, except per share data):

	Year ended December 31, 2016
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Selected quarterly financial data: (2)
Revenue	$	34,206		$	32,241		$	26,711		$	27,090
Gross profit		24,487			21,158			15,862			14,627
Total operating expenses		27,930			21,479			20,411			21,691
Loss from continuing operations		(4,248	)		(1,909	)		(10,063	)		(10,081	)
Income (loss) from discontinued operations		(2,369	)		(3,324	)		(3,658	)		5,727
Net loss		(6,617	)		(5,233	)		(13,721	)		(4,354	)
Net loss per basic and diluted share (1)		(0.78	)		(0.62	)		(1.60	)		(0.49	)

	Year ended December 31, 2015
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Selected quarterly financial data: (2)
Revenue	$	35,577		$	32,333		$	31,687		$	34,791
Gross profit		24,492			18,287			21,658			23,585
Total operating expenses		24,750			23,691			186,333			29,103
Loss from continuing operations		(3,599	)		(4,190	)		(156,998	)		(6,463	)
Income (loss) from discontinued operations		(963	)		243			(3,267	)		(3,440	)
Net loss		(4,561	)		(3,947	)		(160,265	)		(9,903	)
Net loss per basic and diluted share (1)		(0.55	)		(0.48	)		(19.35	)		(1.18	)

(1) Basic and diluted net loss per share, adjusted for the 1-for-12 reverse stock split, 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.

(2) Selected quarterly financial data for periods prior to the nine months ended September 30, 2016 have been recast to reflect discontinued operations.