Note 2 - Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

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

	Three Months Ended March 31,
	2017		2016
Weighted average common shares outstanding - basic		10,264,565		10,390,002
Potentially dilutive securities:
Unvested shares of restricted stock and stock options		30,772		14,242
Weighted average common shares and common share equivalents outstanding - diluted		10,295,337		10,404,244
Average number of potentially dilutive securities excluded from calculation		47,260		15,231