Segment Information (Tables)

9 Months Ended

Sep. 30, 2022

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 September 30,
	Intersection				Highway				Total
	2022		2021		2022		2021		2022		2021
Revenue	$	2,660	$	2,677	$	495	$	595	$	3,155	$	3,272
Gross profit		2,487		2,456		110		231		2,597		2,687
Amortization of intangible assets		105		105		93		95		198		200
Intangible assets		1,652		1,260		1,146		1,499		2,798		2,759

	Nine Months Ended September 30,
	Intersection				Highway				Total
	2022		2021		2022		2021		2022		2021
Revenue	$	6,098	$	7,206	$	2,628	$	2,833	$	8,726	$	10,039
Gross profit		5,564		6,617		1,164		1,304		6,728		7,921
Amortization of intangible assets		345		293		258		286		602		579
Intangible assets		1,652		1,260		1,146		1,499		2,798		2,759