Note 13 - Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three Months Ended March 31,
	2013		2012
Expected volatility		n/a	61.7	%
Expected dividends		n/a	--
Expected term (in years)		n/a	7.0
Risk-free rate		n/a	1.5	%
Forfeiture rate - employees		n/a	25	%
Forfeiture rate – officers and directors		n/a	0	%