Note 18 - Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings per Share

Schedule of computation of earnings per share on a basic and diluted basis

	2021		2020		2019
	(dollars in thousands, except per share data)
Net income	$	98,905	$	60,582	$	57,408
Basic EPS	$	6.30	$	3.84	$	3.65
Diluted EPS	$	6.20	$	3.80	$	3.60
Weighted average common shares outstanding		15,708,744		15,771,650		15,730,016
Weighted average common shares issuable upon exercise of stock options
and under the employee stock purchase plan		235,964		180,987		237,759
Weighted average common and common equivalent shares outstanding		15,944,708		15,952,637		15,967,775

*  Excludes anti-dilutive shares of 0, 104,636 and 80,437  at December 31, 2021, 2020 and 2019, respectively.