Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Information [Abstract]

Schedule of financial information by reportable segment

The following tables set forth selected unaudited financial information for each of our reportable segments (in thousands):

	Three Months Ended June 30,
	Intersection				Highway				Total
	2017		2016		2017		2016		2017		2016
Revenue	$	2,214	$	2,697	$	1,261	$	1,980	$	3,475	$	4,677
Gross profit		1,954		2,534		723		1,179		2,677		3,713
Amortization of intangible assets		90		—		—		—		90		—
Intangible assets		2,635		2,335		546		—		3,181		2,335

	Six Months Ended June 30,
	Intersection				Highway				Total
	2017		2016		2017		2016		2017		2016
Revenue	$	4,118	$	4,601	$	2,441	$	3,314	$	6,559	$	7,915
Gross profit		3,689		4,252		1,438		1,781		5,127		6,033
Amortization of intangible assets		180		—		—		—		180		—
Intangible assets		2,635		2,335		546		—		3,181		2,335