Quarterly Financial Information—Unaudited

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information—Unaudited

(14) Quarterly Financial Information—Unaudited

	Quarter Ending
	March 31			June 30			September 30			December 31
2017
Service revenue	$	3,696		$	3,253		$	2,986		$	3,001
Subscription revenue		1,445			1,420			1,306			1,348
License revenue (1)		950			914			4,385			509
Total revenue		6,091			5,587			8,677			4,858
Total cost revenue		2,309			2,120			2,072			2,057
Gross profit		3,782			3,467			6,605			2,801
Gross profit percent, service revenue		56	%		55	%		55	%		55	%
Gross profit percent, subscription revenue		62	%		62	%		53	%		58	%
Gross profit percent, license revenue		88	%		87	%		97	%		74	%
Gross profit percent, total		62	%		62	%		76	%		58	%
Sales and marketing	$	3,992		$	3,997		$	4,075		$	4,572
Research, development and engineering		3,459			3,936			4,108			3,932
General and administrative		2,385			2,239			2,442			2,614
Intellectual property		392			345			387			345
Operating loss		(6,446	)		(7,050	)		(4,407	)		(8,662	)
Net loss		(6,218	)		(6,943	)		(4,240	)		(8,370	)
Earnings (loss) per common share:
Loss per common share—basic	$	(0.61	)	$	(0.68	)	$	(0.39	)	$	(0.76	)
Loss per common share—diluted	$	(0.61	)	$	(0.68	)	$	(0.39	)	$	(0.76	)
Weighted average common shares outstanding—    basic		10,161			10,266			10,797			11,046
Weighted average common shares outstanding—    diluted		10,161			10,266			10,797			11,046
(1) In the third quarter of 2017, the Company recognized a one-time $3,500 upfront license fee from an existing licensee. In exchange for the upfront license fee, the Company waived any future royalty obligations from this licensee in one of the licensed fields of use.

	Quarter Ending
	March 31			June 30			September 30			December 31
2016
Service revenue	$	3,250		$	3,148		$	3,252		$	3,017
Subscription revenue		1,463			1,494			1,417			1,434
License revenue		867			815			907			729
Total revenue		5,580			5,457			5,576			5,180
Total cost revenue		2,190			2,094			2,162			2,051
Gross profit		3,390			3,363			3,414			3,129
Gross profit percent, service revenue		56	%		55	%		55	%		54	%
Gross profit percent, subscription revenue		55	%		60	%		58	%		61	%
Gross profit percent, license revenue		89	%		88	%		88	%		85	%
Gross profit percent, total		61	%		62	%		61	%		60	%
Sales and marketing	$	2,955		$	2,856		$	2,945		$	3,132
Research, development and engineering		3,305			3,379			3,291			3,419
General and administrative		2,170			1,976			2,039			2,113
Intellectual property		434			462			394			346
Operating loss		(5,474	)		(5,310	)		(5,255	)		(5,881	)
Net loss		(5,435	)		(5,283	)		(5,198	)		(5,756	)
Earnings (loss) per common share:
Loss per common share—basic	$	(0.64	)	$	(0.62	)	$	(0.55	)	$	(0.57	)
Loss per common share—diluted	$	(0.64	)	$	(0.62	)	$	(0.55	)	$	(0.57	)
Weighted average common shares outstanding—    basic		8,533			8,587			9,506			10,111
Weighted average common shares outstanding—    diluted		8,533			8,587			9,506			10,111