Business Segments, Significant Customer and Geographic Information (Tables)

12 Months Ended

Mar. 31, 2017

Business Segments, Significant Customer and Geographic Information

Schedule of selected financial information for reportable segments

	Roadway Sensors		Transportation Systems		Agriculture and Weather Analytics			Total
	(In thousands)
Year Ended March 31, 2017
Revenues	$	42,170	$	49,270	$	4,542		$	95,982
Depreciation		180		191		131			502
Loss on impairment of goodwill		—		—		2,168			2,168
Segment income (loss)		9,799		8,482		(9,557	)		8,724
Year Ended March 31, 2016
Revenues	$	40,259	$	34,096	$	3,393		$	77,748
Depreciation		152		175		122			449
Segment income (loss)		8,401		4,170		(6,140	)		6,431
Year Ended March 31, 2015
Revenues	$	36,370	$	32,832	$	3,049		$	72,251
Depreciation		119		151		106			376
Segment income (loss)		6,840		3,620		(2,822	)		7,638

Schedule of reconciles total segment income to consolidated income from continuing operations before income taxes

	Year Ended March 31,
	2017			2016			2015
	(In thousands)
Segment income:
Total income from reportable segments	$	8,724		$	6,431		$	7,638
Unallocated amounts:
Corporate and other expenses		(13,680	)		(9,541	)		(9,277	)
Amortization of intangible assets		(281	)		(360	)		(431	)
Change in fair value of contingent acquisition consideration		—			—			(9	)
Other (expense) income, net		(7	)		2			(20	)
Interest income, net		13			12			6
Loss from continuing operations before income taxes	$	(5,231	)	$	(3,456	)	$	(2,093	)

Schedule of percentages of revenues, by geographic region, derived from shipments to, or contract, service and other revenues from, external customers located outside the U.S.

	Year Ended March 31,
	2017			2016			2015
Canada		1	%		—	%		—	%
Europe		1			—			—
Middle East		—			1			3
		2	%		1	%		3	%