Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2017	Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]
Gross Carrying Amount	$ 6,959	$ 6,785
Accumulated Amortization	(4,080)	(3,990)
Net Carrying Value	2,879	2,795
Developed Technology Rights [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Gross Carrying Amount	3,059	2,885
Accumulated Amortization	(180)	(90)
Net Carrying Value	2,879	2,795
Computer Software, Intangible Asset [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Gross Carrying Amount	3,900	3,900
Accumulated Amortization	(3,900)	(3,900)
Net Carrying Value
Weighted Average Useful Life	8 years	8 years

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- References

No definition available.

+ Details

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- Details

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- Details

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