Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information (Unaudited)

18. Quarterly Financial Information (Unaudited)

	Condensed Consolidated Statements of Operations
	2019
	Q1			Q2			Q3			Q4
				(in thousands, except per share data)
Revenue	$	15,096		$	14,180		$	14,641		$	15,366
Gross profit		2,391			2,423			2,632			2,650
Loss from operations		(2,879	)		(3,929	)		(1,129	)		(1,377	)
Net loss		(2,846	)		(3,868	)		(1,107	)		(1,360	)
Basic loss per share		(0.22	)		(0.30	)		(0.09	)		(0.10	)
Diluted loss per share	$	(0.22	)	$	(0.30	)	$	(0.09	)	$	(0.10	)
Shares used in per share calculations:
Basic		12,795			12,855			12,934			12,997
Diluted		12,795			12,855			12,934			12,997

	2018
	Q1			Q2			Q3			Q4
				(in thousands, except per share data)
Revenue	$	20,678		$	19,203		$	16,694		$	16,839
Gross profit		5,200			3,261			3,359			3,690
Loss from operations		(2,478	)		(3,718	)		(2,132	)		(5,603	)
Net loss		(2,434	)		(3,683	)		(2,087	)		(5,533	)
Basic loss per share		(0.19	)		(0.29	)		(0.16	)		(0.43	)
Diluted loss per share	$	(0.19	)	$	(0.29	)	$	(0.16	)	$	(0.43	)
Shares used in per share calculations:
Basic		12,673			12,697			12,721			12,755
Diluted		12,673			12,697			12,721			12,755

	Condensed Consolidated Balance Sheets
	2019
	March 31		June 30		September 30		December 31
	(in thousands)
Cash, cash equivalents, restricted cash and short-term investments	$	15,000	$	12,560	$	11,610	$	10,561
Total current assets		26,428		22,897		21,442		20,515
Total assets		29,673		24,967		23,056		23,055
Total current liabilities		12,464		11,882		11,226		11,200
Total shareholders' equity	$	15,673	$	11,835	$	10,888	$	9,696

	2018
	March 31		June 30		September 30		December 31
	(in thousands)
Cash, cash equivalents, restricted cash and short-term investments	$	21,435	$	17,861	$	17,271	$	16,940
Total current assets		39,913		35,514		32,102		29,996
Total assets		45,110		41,000		37,648		31,994
Total current liabilities		15,289		14,189		12,744		12,466
Total shareholders' equity	$	29,340	$	25,635	$	23,858	$	18,341