Earnings per Share Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2021

Loss per Share [Abstract]

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

The table below presents a reconciliation between basic and diluted weighted average shares outstanding, net income available to common shareholders and basic and diluted income per share for the years ended December 31, 2021, 2020 and 2019:

	Year Ended December 31,
(In thousands, except per share amounts)	2021		2020		2019
NUMERATOR
Net income	$	396,868	$	239,874	$	127,587
DENOMINATOR
Basic weighted average shares outstanding	29,092		28,610		27,846
Effect of dilutive securities:
Stock option awards	468		298		412
Deferred compensation awards	320		244		217
Diluted weighted average shares outstanding - adjusted for assumed conversions	29,880		29,152		28,475
Earnings per common share
Basic	$	13.64	$	8.38	$	4.58
Diluted	$	13.28	$	8.23	$	4.48
Anti-dilutive equity awards not included in the calculation of diluted earnings per common share	11		379		1