Note 18 - Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

	2019		2018		2017
Basic
Net income attributable to common shares	$	49,456,000	$	42,024,000	$	31,274,000
Weighted average common shares outstanding		16,405,159		16,600,612		16,478,968
Basic earnings per common share	$	3.01	$	2.53	$	1.90
Diluted
Net income attributable to common shares	$	49,456,000	$	42,024,000	$	31,274,000
Weighted average common shares outstanding for basic earnings per common share		16,405,159		16,600,612		16,478,968
Add: Dilutive effects of share-based awards		3,976		5,804		10,102
Average shares and dilutive potential common shares		16,409,135		16,606,416		16,489,070
Diluted earnings per common share	$	3.01	$	2.53	$	1.90