XML 53 R30.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Intangible Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Goodwill And Intangible Assets Disclosure [Abstract] |
Summary of Intangible Assets | Intangible assets are related to certain capitalized milestone payments. The following table presents intangible assets (in thousands):
|  | December 31, |
|  | 2017 |  |  | 2016 |
Intangible assets |  | $ | 2,500 |  |  | $ | - |
Less accumulated amortization |  |  | (1,194 | ) |  |  | - |
Total |  | $ | 1,306 |  |  | $ | - |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + 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) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration