Note 5 - Preferred Stock (Details) - Preferred Stock Included in Equity (Parentheticals) (USD $)	Jun. 30, 2014 Series D Preferred Stock [Member]	Jun. 30, 2013 Series D Preferred Stock [Member]	Dec. 31, 2004 Series D Preferred Stock [Member]	Jun. 30, 2014 Series E Preferred Stock [Member]	Jun. 30, 2013 Series E Preferred Stock [Member]	Dec. 31, 2005 Series E Preferred Stock [Member]
Note 5 - Preferred Stock (Details) - Preferred Stock Included in Equity (Parentheticals) [Line Items]
Convertible Preferred Stock, par value (in Dollars per share)	$ 0.01	$ 0.01		$ 0.01	$ 0.01
Convertible Preferred Stock, shares authorized	1,297,537	1,297,537		3,000	3,000
Convertible Preferred Stock, shares issued	1,297,537	1,297,537	813,050	1,191	1,191	1,191
Convertible Preferred Stock, shares outstanding	384,495	384,495		862	862
Convertible Preferred Stock, aggregate liquidation preference (in Dollars)	$ 231,000	$ 231,000		$ 862,000	$ 862,000