Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Computation Of Basic And Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the three and six months ended June 30, 2021 and 2020 (in thousands, except per share data):

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Net income	$	198,077	$	107,887	$	371,092	$	194,476
Preferred dividends		8,289		4,843		16,578		9,687
Net income available to common shareholders	$	189,788	$	103,044	$	354,514	$	184,789
Shares for basic and diluted calculation:
Average shares used in basic computation		107,837		105,791		107,795		106,358
Dilutive effect of stock options and units (1)		10,765		5,790		10,484		7,119
Average shares used in diluted computation		118,602		111,581		118,279		113,477
Earnings per common share:
Basic	$	1.76	$	0.97	$	3.29	$	1.74
Diluted	$	1.60	$	0.92	$	3.00	$	1.63

⁽¹⁾ Diluted earnings per share is computed on the basis of the weighted-average number of shares of common stock plus the effect of dilutive potential common shares outstanding during the period using the treasury stock method.