Note 8 - Preferred Stock and Warrants (Details) - $ / shares		6 Months Ended
	Jan. 08, 2014	Jun. 30, 2015	Dec. 31, 2014
Note 8 - Preferred Stock and Warrants (Details) [Line Items]
Preferred Stock, Shares Issued		28,000	28,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		500,000
Preferred Stock, Liquidation Preference Per Share (in Dollars per share)		$ 1,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)		$ 8.40
Preferred Stock, Dividend Rate, Percentage	5.00%	9.00%
Cumulative Preferred Stock [Member]
Note 8 - Preferred Stock and Warrants (Details) [Line Items]
Preferred Stock, Shares Issued		28,000
Preferred Stock, Shares Outstanding		28,000