Note 2 - Stock-based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding and Exercisable [Table Text Block]

	# of Shares		Wgt Avg Exercise Price		Wgt Avg Remaining Contractual Life in Years		Aggregate Intrinsic  Value
Outstanding at March 31, 2014		270,500	$	1.75		6.4	$	36,230
Vested and exercisable at March 31, 2014		194,167	$	1.83		5.8	$	26,073