Quarterly Results of Operations (unaudited)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Quarterly Results of Operations (Unaudited)

Quarterly Results of Operations (Unaudited)

Three Months Ended:	Revenue		Gross Profit		Operating expenses		Net loss			Basic loss per share			Diluted loss per share
December 31, 2015	$	39,232	$	23,717	$	45,483	$	(15,293	)	$	(0.22	)	$	(0.22	)
September 30, 2015	38,231		27,036		36,370		(10,917		)	(0.16		)	(0.16		)
June 30, 2015	39,479		24,132		36,282		(13,001		)	(0.19		)	(0.19		)
March 31, 2015	36,671		26,906		36,569		(11,213		)	(0.17		)	(0.17		)
Three Months Ended:
December 31, 2014	$	38,847	$	29,408	$	40,539	$	(14,782	)	$	(0.22	)	$	(0.22	)
September 30, 2014	37,150		23,577		32,504		(13,938		)	(0.21		)	(0.21		)
June 30, 2014	38,327		28,507		32,279		(8,993		)	(0.14		)	(0.14		)
March 31, 2014	33,264		24,295		29,611		5,295			0.08			0.08