Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

	Years Ended December 31,
	2014		2013
Weighted average common shares outstanding - basic		10,431,743		10,363,678
Potentially dilutive securities:
Employee stock options and unvested shares of restricted stock		34,321		55,425
Weighted average common shares outstanding - diluted		10,466,064		10,419,103
Average number of potentially dilutive securities excluded from calculation		48,021		32,836