Segment Information Operating Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ (6,695)	$ (932)	$ (15,830)	$ (3,382)
Gross Profit	10,008	15,445	18,230	28,229
Revenues	35,093	61,288	72,703	116,434
Operating Segments [Member] \| Software-Systems [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(1,943)	31	(5,216)	811
Gross Profit	6,243	9,172	11,708	17,960
Revenues	11,488	14,601	21,637	28,660
Operating Segments [Member] \| Embedded Products and Hardware Services [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	208	3,681	(1,078)	5,008
Gross Profit	5,732	8,331	10,513	14,300
Revenues	23,605	46,687	51,066	87,774
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(4,960)	(4,644)	(9,536)	(9,201)
Gross Profit	$ (1,967)	$ (2,058)	$ (3,991)	$ (4,031)

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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