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Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 4,362	$ 3,789
Less: accumulated depreciation and amortization	(3,226)	(2,877)
Net property and equipment	1,136	912
Purchased and developed software [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	1,516	1,007
Equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	1,700	1,644
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	680	673
Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	439	438
Other depreciable assets [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 27	$ 27

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
-Subparagraph (c)
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-Publisher FASB
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-Topic 210
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-Section S99
-Paragraph 1
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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

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+ References

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