This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

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Balance held at close of period in number of shares.

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Note 1 - Principles of Consolidation and Basis of Presentation (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	9 Months Ended					3 Months Ended	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2013	Mar. 31, 2014	Jun. 30, 2013	Jun. 27, 2012	Mar. 31, 2013 Minimum Share Price Acceptable Before Required to Sell [Member] iBio, Inc. [Member]	Mar. 31, 2013 iBio, Inc. [Member]	Mar. 31, 2013 iBio, Inc. [Member]	Aug. 31, 2008 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
Gain (Loss) on Investments	$ (139)	$ (139)					$ (139)	$ (139)
Share Price (in Dollars per share)			$ 0.20	$ 0.15	$ 0.09	$ 0.88