Note 10 - Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended March 31,
	2017			2016
Net revenues:
iTS	$	7,776		$	5,194
EMS		6,404			3,453
	$	14,180		$	8,647
Earnings (loss) before income tax expense (benefit):
iTS	$	1,846		$	573
EMS		1.698			(349	)
Corporate		(372	)		(100	)
	$	3.172		$	124
Net earnings (loss):
iTS	$	1,210		$	373
EMS		1,112			(227	)
Corporate		(244	)		(65	)
	$	2,078		$	81

Revenue from External Customers by Geographic Areas [Table Text Block]

	Three Months Ended March 31,
	2017		2016
Net revenues:
U.S.	$	2,886	$	2,727
Foreign		11,294		5,920
	$	14,180	$	8,647

Long-lived Assets by Geographic Areas [Table Text Block]

	Mar. 31, 2017		Dec. 31, 2016
Property and equipment:
U.S.	$	688	$	691
Foreign		246		253
	$	934	$	944

Asset [Member]

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Mar. 31, 2017		Dec. 31, 2016
Identifiable assets:
iTS	$	15,958	$	19,893
EMS		30,395		22,951
	$	46,353	$	42,844