Note 3 - Average Common Shares Outstanding Used to Compute Earnings (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2014

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Basic and diluted		18,766,909		18,698,856		18,757,273		18,685,971
Potentially dilutive		71,172		128,591		71,172		128,591