Note 13 - Subsequent Event (Details) (Subsequent Event [Member], WeatherOne Transaction [Member], USD $) In Millions, except Share data, unless otherwise specified	1 Months Ended
	Jul. 31, 2014
Note 13 - Subsequent Event (Details) [Line Items]
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued	337,870
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)	$ 2.78
Class of Warrant or Right, Expiration Period	3 years
Payments to Acquire Businesses, Gross (in Dollars)	$ 0.7
Common Stock [Member]
Note 13 - Subsequent Event (Details) [Line Items]
Stock Issued During Period, Shares, New Issues	1,126,288