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Summary Of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Computation of Basic and Diluted Earnings (Loss) Per Common Share

The following table presents the Company’s computation of basic and diluted earnings per common share for the years ended December 31, 2020, 2019, and 2018:

 

 

 

 

Years Ended December 31,

 

(in thousands, except share and per share amounts)

 

 

2020

 

 

2019

 

 

2018

 

Net income available to common shareholders

 

$

 

478,281

 

 

$

362,215

 

 

$

389,589

 

Less: Dividends paid on and earnings allocated

   to participating securities

 

 

 

(5,798

)

 

 

(4,333

)

 

 

(4,871

)

Earnings applicable to common stock

 

$

 

472,483

 

 

$

357,882

 

 

$

384,718

 

Weighted average common shares outstanding

 

 

 

462,605,341

 

 

 

465,380,010

 

 

 

487,287,872

 

Basic earnings per common share

 

$

 

1.02

 

 

$

0.77

 

 

$

0.79

 

Earnings applicable to common stock

 

$

 

472,483

 

 

$

357,882

 

 

$

384,718

 

Weighted average common shares outstanding

 

 

 

462,605,341

 

 

 

465,380,010

 

 

 

487,287,872

 

Potential dilutive common shares

 

 

 

676,061

 

 

 

283,322

 

 

 

—

 

Total shares for diluted earnings per common

   share computation

 

 

 

463,281,402

 

 

 

465,663,332

 

 

 

487,287,872

 

Diluted earnings per common share and

   common share equivalents

 

$

 

1.02

 

 

$

0.77

 

 

$

0.79