Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Revenue from External Customers by Products and Services [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Revenue
Software-Systems	$	11,488	$	14,601	$	21,637	$	28,660
Hardware Solutions	23,605		46,687		51,066		87,774
Total revenues	$	35,093	$	61,288	$	72,703	$	116,434

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2017			2016			2017			2016
Gross margin
Software-Systems	$	6,243		$	9,172		$	11,708		$	17,960
Hardware Solutions	5,732			8,331			10,513			14,300
Corporate and other	(1,967		)	(2,058		)	(3,991		)	(4,031		)
Total gross margin	$	10,008		$	15,445		$	18,230		$	28,229

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2017			2016			2017			2016
Income (loss) from operations
Software-Systems	$	(1,943	)	$	31		$	(5,216	)	$	811
Hardware Solutions	208			3,681			(1,078		)	5,008
Corporate and other	(4,960		)	(4,644		)	(9,536		)	(9,201		)
Total loss from operations	$	(6,695	)	$	(932	)	$	(15,830	)	$	(3,382	)

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
United States	$	14,776	$	44,275	$	37,928	$	82,040
Other North America	415		39		434		117
Asia Pacific ("APAC")	6,697		6,461		12,116		14,079
Netherlands	8,378		7,838		13,601		15,073
Other EMEA	4,827		2,675		8,624		5,125
Europe, the Middle East and Africa (“EMEA”)	13,205		10,513		22,225		20,198
Foreign Countries	20,317		17,013		34,775		34,394
Total	$	35,093	$	61,288	$	72,703	$	116,434

Long-lived assets by geographic area are as follows (in thousands):

	June 30, 2017		December 31, 2016
Property and equipment, net
United States	$	4,925	$	4,566
Other North America	78		129
China	369		438
India	1,881		1,580
Total APAC	2,250		2,018
Foreign Countries	2,328		2,147
Total property and equipment, net	$	7,253	$	6,713
Intangible assets, net
United States	$	11,202	$	17,575
Total intangible assets, net	$	11,202	$	17,575

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
United States	$	14,776	$	44,275	$	37,928	$	82,040
Other North America	415		39		434		117
Asia Pacific ("APAC")	6,697		6,461		12,116		14,079
Netherlands	8,378		7,838		13,601		15,073
Other EMEA	4,827		2,675		8,624		5,125
Europe, the Middle East and Africa (“EMEA”)	13,205		10,513		22,225		20,198
Foreign Countries	20,317		17,013		34,775		34,394
Total	$	35,093	$	61,288	$	72,703	$	116,434

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

The following customers accounted for more than 10% of the Company's total revenues:
	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Customer A	21.8	%	49.6	%	31.9	%	46.2	%
Customer B	25.9	%	13.4	%	20.3	%	13.8	%
Customer C	13.7	%	N/A		10.9	%	N/A

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

The following customers accounted for more than 10% of accounts receivable:
	June 30, 2017		December 31, 2016
Customer D	20.8	%	32.6	%
Customer A	18.8	%	10.4	%
Customer B	17.4	%	15.4	%