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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2017

Accounting Policies [Abstract]

Intangible Assets and Goodwill

The changes in the carrying amounts of finite-life intangible assets and goodwill for the years ended December 31, 2017 and 2016 are as follows (in thousands):

		December 31, 2017				December 31, 2016
Intangibles, net:
Beginning balance		$	8,447			$	9,031
Increase			—				—
Amortization			(1,240	)			(584	)
Ending balance			7,207				8,447
Goodwill, net:
Beginning balance			3,922				3,922
Increase (decrease)			—				—
Ending balance			3,922				3,922
Total goodwill and other intangibles, net		$	11,129			$	12,369

Product Revenues, Classified by Geographic Location

Product revenues, classified by geographic location, are as follows (in thousands):

		Years ended December 31,
		2017								2016
		Product Revenues				% of Total				Product Revenues				% of Total
Americas		$	345				13	%		$	936				20	%
Japan			1,924				71	%			3,279				71	%
EMEA			344				13	%			379				8	%
Asia Pacific			76				3	%			62				1	%
Total product revenues		$	2,689				100	%		$	4,656				100	%

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Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph a
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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