Computation of Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2022

Earnings Per Share [Abstract]

Summary of Calculation of Basic Earnings Per Common Share and Diluted Earnings Per Common Share

The calculation of basic earnings per common share and diluted earnings per common share was as follows (in thousands, except per share amounts):

	Third Quarter				Nine Months
	2022		2021		2022		2021
Numerator:
Net income	$	97,891	$	79,709	$	286,560	$	179,474
Denominator:
Denominator for basic earnings per share–weighted      average common shares		26,539		26,334		26,506		26,317
Dilutive effect of share-based awards		137		379		157		382
Denominator for diluted earnings per share–adjusted      weighted average common shares		26,676		26,713		26,663		26,699
Basic Earnings Per Share	$	3.69	$	3.03	$	10.81	$	6.82
Diluted Earnings Per Share	$	3.67	$	2.98	$	10.75	$	6.72