Note 14 - Stock-Based Compensation (Details) - Nonvested Shares (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Nonvested Shares [Abstract]
Nonvested Shares - Number of Shares	180,000	108,750	195,000
Nonvested Shares - Weighted Average Grant Date Fair Value	$ 2.69	$ 1.63	$ 1.62
Shares Granted - Number of Shares	127,500
Shares Granted - Weighted Average Grant Date Fair Value	$ 3.62
Shares Vested - Number of Shares	(56,250)	(76,250)
Shares Vested - Weighted Average Grant Date Fair Value	$ 1.70	$ 1.62
Shares Forfeited - Number of Shares		(10,000)
Shares Forfeited - Weighted Average Grant Date Fair Value		$ 1.42