License Agreements and Grants - Research and Development (Details Narrative) (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended
May 31, 2012	Mar. 31, 2015	Mar. 31, 2014
License Agreements And Grants - Research And Development Details Narrative
Research and development project	$ 650
Offset to research and development project		$ 68us-gaap_ResearchAndDevelopmentInProcess	$ 40us-gaap_ResearchAndDevelopmentInProcess

The amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 730

-SubTopic 20

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23221-108380

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 730

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23199-108380

Name:	us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration