Note 10 - Stock-Based Compensation (Details) - Stock Option Activity (USD $)	6 Months Ended
	Jun. 30, 2013
Note 10 - Stock-Based Compensation (Details) - Stock Option Activity [Line Items]
Number of Shares Outstanding	219,000
Weighted Average Exercise Price Outstanding (in Dollars per share)	$ 3.17
Granted	0
Granted (in Dollars per share)	$ 0
Forfeited/Expired	(189,000)
Forfeited/Expired (in Dollars per share)	$ 3.04
Number of Shares Outstanding	20,000
Weighted Average Exercise Price Outstanding (in Dollars per share)	$ 4.46
Common Stock [Member]
Note 10 - Stock-Based Compensation (Details) - Stock Option Activity [Line Items]
Exercised	(10,000)
Exercised (in Dollars per share)	$ 3.04