Segment Information (Tables)

9 Months Ended

Sep. 30, 2015

Segment Reporting [Abstract]

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
Revenue
Software-Systems	$	15,477	$	11,620	$	39,336	$	29,861
Embedded Products and Hardware Services	29,303		39,185		101,180		114,707
Total revenues	$	44,780	$	50,805	$	140,516	$	144,568

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Gross margin
Software-Systems	$	9,081		$	7,857		$	22,354		$	18,871
Embedded Products and Hardware Services	5,973			8,940			22,043			25,472
Corporate and other	(2,047		)	(2,100		)	(6,163		)	(6,491		)
Total gross margin	$	13,007		$	14,697		$	38,234		$	37,852

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Income (loss) from operations
Software-Systems	$	743		$	13		$	(3,126	)	$	(4,699	)
Embedded Products and Hardware Services	1,782			1,307			8,112			488
Corporate and other	(4,541		)	(5,423		)	(17,528		)	(16,785		)
Total loss from operations	$	(2,016	)	$	(4,103	)	$	(12,542	)	$	(20,996	)

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
United States	$	18,353	$	17,476	$	57,997	$	52,207
Other North America	186		254		473		1,957
China	5,859		7,172		26,414		22,152
India	6,549		5,878		12,494		7,505
Other Asia Pacific	6,798		8,253		19,108		24,741
Asia Pacific ("APAC")	19,206		21,303		58,016		54,398
Netherlands	3,404		7,861		10,591		19,030
Other EMEA	3,631		3,911		13,439		16,976
Europe, the Middle East and Africa (“EMEA”)	7,035		11,772		24,030		36,006
Foreign Countries	26,427		33,329		82,519		92,361
Total	$	44,780	$	50,805	$	140,516	$	144,568

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
United States	$	18,353	$	17,476	$	57,997	$	52,207
Other North America	186		254		473		1,957
China	5,859		7,172		26,414		22,152
India	6,549		5,878		12,494		7,505
Other Asia Pacific	6,798		8,253		19,108		24,741
Asia Pacific ("APAC")	19,206		21,303		58,016		54,398
Netherlands	3,404		7,861		10,591		19,030
Other EMEA	3,631		3,911		13,439		16,976
Europe, the Middle East and Africa (“EMEA”)	7,035		11,772		24,030		36,006
Foreign Countries	26,427		33,329		82,519		92,361
Total	$	44,780	$	50,805	$	140,516	$	144,568

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

	September 30, 2015		December 31, 2014
Property and equipment, net
United States	$	3,381	$	4,558
Other North America	308		672
China	1,447		2,427
Other APAC	—		11
Total APAC	1,447		2,438
India	1,690		2,115
Other EMEA	2		3
Total EMEA	1,692		2,118
Foreign Countries	3,447		5,228
Total property and equipment, net	$	6,828	$	9,786
Intangible assets, net
United States	$	33,509	$	43,224
Total intangible assets, net	$	33,509	$	43,224

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				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014
Nokia Networks	14.1	%	13.0	%	19.5	%	16.5	%
Philips Healthcare	N/A		18.7	%	N/A		16.4	%
An Asian Carrier	14.2	%	10.6	%	N/A		N/A

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

The following customers accounted for more than 10% of accounts receivable:
	September 30, 2015		December 31, 2014
Nokia Networks	N/A		18.5	%
Philips Healthcare	N/A		13.9	%
An Asian Carrier	25.7	%	N/A
Sanmina SCI Corp (A)	10.0	%	N/A