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Segment Information (Details Textual)	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
Segment Information (Textual)
Number of reportable segments	1us-gaap_NumberOfReportableSegments
U.S. [Member]
Segment Information (Textual)
Percentage of sales	77.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_StatementGeographicalAxis = country_US	85.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_StatementGeographicalAxis = country_US
Sweden [Member]
Segment Information (Textual)
Percentage of sales	20.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_StatementGeographicalAxis = country_SE	14.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_StatementGeographicalAxis = country_SE

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592



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-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

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-Section 50

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-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611



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-Name Accounting Standards Codification

-Topic 275

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-Section 50

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-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

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