Quarterly Results of Operations (Unaudited)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Quarterly Results of Operations (Unaudited)

Quarterly Results of Operations (Unaudited)

	Revenue		Gross profit		Operating expenses		Net loss			Basic and diluted loss per share
Three Months Ended:
December 31, 2019	$	35,751	$	21,829	$	31,687	$	(7,830	)	$	(0.40	)
September 30, 2019	35,775		23,074		33,904		(7,765		)	(0.40		)
June 30, 2019	36,238		22,984		32,851		(27,134		)	(1.50		)
March 31, 2019	35,606		23,199		35,193		(22,028		)	(2.12		)
Three Months Ended:
December 31, 2018	$	34,693	$	11,366	$	35,062	$	(25,955	)	$	(2.67	)
September 30, 2018	34,756		22,627		38,546		(10,116		)	(1.20		)
June 30, 2018	44,740		29,604		45,110		(23,876		)	(2.80		)
March 31, 2018	42,284		28,326		41,397		(19,767		)	(2.40		)