Segment Information Operating Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ (6,993)us-gaap_OperatingIncomeLoss	$ (9,464)us-gaap_OperatingIncomeLoss
Gross Profit	12,626us-gaap_GrossProfit	11,148us-gaap_GrossProfit
Revenues	48,687us-gaap_Revenues	43,799us-gaap_Revenues
Operating Segments [Member] \| Software-Systems [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(2,902)	(2,864)
Gross Profit	5,328	5,198
Revenues	9,689	7,841
Operating Segments [Member] \| Embedded Products and Hardware Services [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	3,957	(828)
Gross Profit	9,344	8,135
Revenues	38,998	35,958
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(8,048)	(5,772)
Gross Profit	$ (2,046)	$ (2,185)

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

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ 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=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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