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Property and Equipment (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 2,452	$ 2,536
Less accumulated depreciation	(1,578)	(1,260)
Property and Equipment, Net	874	1,276
Office furniture and equipment
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 929	917
Office furniture and equipment | Minimum
Property Plant And Equipment [Line Items]
Property and Equipment, Useful Life	3 years
Office furniture and equipment | Maximum
Property Plant And Equipment [Line Items]
Property and Equipment, Useful Life	7 years
Rental inventory
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 1,218	1,314
Property and Equipment, Useful Life	5 years
Vehicles
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 76	76
Property and Equipment, Useful Life	5 years
Leasehold improvements
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 104	104
Leasehold improvements | Minimum
Property Plant And Equipment [Line Items]
Property and Equipment, Useful Life	2 years
Leasehold improvements | Maximum
Property Plant And Equipment [Line Items]
Property and Equipment, Useful Life	6 years
Assembly equipment
Property Plant And Equipment [Line Items]
Property and Equipment, Gross	$ 125	$ 125
Property and Equipment, Useful Life	7 years

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 360



-SubTopic 10



-Section 50



-Paragraph 1



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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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



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+ References

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



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-Topic 210



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