Note 13 - Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Notes Tables

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

	Three Months Ended September 3 0 ,				Nine Months Ended September 3 0 ,
	2017		2016		2017		2016
Basic weighted average shares outstanding		37,718,303		37,595,454		37,693,009		37,634,670
Effect of dilutive securities		202,713		211,965		201,899		197,558
Diluted weighted average shares outstanding		37,921,016		37,807,419		37,894,908		37,832,228