Note 13 - Investment in Or-Genix (Details Textual) - USD ($)		6 Months Ended
Apr. 30, 2015	Jun. 30, 2015	Jun. 30, 2014
Or Genix Therapeutics Inc [Member]
Cost Method Ownership Percentage	19.90%
Investment in Common Stock Shares	2,484,395
Payments to Acquire Investments	$ 250,000
Payments to Acquire Investments		$ 250,000

The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

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