Note 10 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2015

Notes Tables

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

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		201 4		201 5		201 4
Net Income	$	9,174	$	9,998	$	17,074	$	19,714
Weighted-average number of basic shares outstanding during the period		19,475		19,795		19,462		19,799
Dilutive effect of stock options, restricted stock and RSUs		231		287		343		414
Weighted-average number of diluted shares outstanding during the period		19,706		20,082		19,805		20,213
Basic earnings per share	$	0.47	$	0.51	$	0.88	$	1.00
Diluted earnings per share	$	0.47	$	0.50	$	0.86	$	0.98