Net Income Per Common Share (Tables)

3 Months Ended

Mar. 31, 2023

Earnings Per Share [Abstract]

Basic and Diluted Net Income Per Common Share

Basic and diluted net income per common share are calculated as follows:

	Income (Numerator)		Shares (Denominator)		Per Share Amount
	(Dollars in thousands, except per share data)
Three Months Ended March 31, 2023
Basic
Income available to common stockholders	$	57,533		32,892,857	$	1.75
Dilutive effect of stock options		—		569,882
Diluted
Income available to common stockholders plus assumed exercises of stock options	$	57,533		33,462,739	$	1.72
Three Months Ended March 31, 2022
Basic
Income available to common stockholders	$	35,915		32,666,916	$	1.10
Dilutive effect of stock options		—		648,417
Diluted
Income available to common stockholders plus assumed exercises of stock options	$	35,915		33,315,333	$	1.08

Average Exercise Price of Options Excluded from Computation of Diluted Net Income Per Common Share

The following table shows the number of options that were excluded from the computation of diluted net income per common share for each period because the options were anti-dilutive for the period:

	Shares
Three Months Ended March 31, 2023		309,833
Three Months Ended March 31, 2022		105,278