Note 1 - Principles of Consolidation and Basis of Presentation (Details) (USD $)					3 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Jun. 27, 2012	Sep. 30, 2014 Minimum Share Price Acceptable Before Required to Sell [Member] iBio, Inc. [Member]	Sep. 30, 2014 iBio, Inc. [Member]
Note 1 - Principles of Consolidation and Basis of Presentation (Details) [Line Items]
Equity Method Investment, Ownership Percentage					6.00%
Investment Owned, Balance, Shares (in Shares)					1,266,706
Asset Impairment Charges					$ 298,000
Investment Owned, at Fair Value					$ 700,000
Share Price (in Dollars per share)	$ 0.24	$ 0.25	$ 0.09	$ 0.88