Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Calculation of Earnings Per Common Share

The following table presents the calculation of earnings per common share:

(Dollars and shares in thousands, except per share amounts)
Years ended December 31,	2021	2020	2019
Earnings per common share - basic:
Net income	$76,870	$69,829	$69,118
Less: dividends and undistributed earnings allocated to participating securities	(223)	(152)	(139)
Net income available to common shareholders	$76,647	$69,677	$68,979
Weighted average common shares	17,310	17,282	17,331
Earnings per common share - basic	$4.43	$4.03	$3.98
Earnings per common share - diluted:
Net income	$76,870	$69,829	$69,118
Less: dividends and undistributed earnings allocated to participating securities	(222)	(151)	(139)
Net income available to common shareholders	$76,648	$69,678	$68,979
Weighted average common shares	17,310	17,282	17,331
Dilutive effect of common stock equivalents	145	120	83
Weighted average diluted common shares	17,455	17,402	17,414
Earnings per common share - diluted	$4.39	$4.00	$3.96