Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted

The computation of per share earnings is as follows: 

(In thousands, except per share data)	2022		2021		2020
Net income available to common stockholders	$	256,412	$	271,109	$	254,852
Average common shares outstanding	123,958		109,577		109,860
Average potential dilutive common shares	512		621		313
Average diluted common shares	124,470		110,198		110,173
Basic earnings per share	$	2.07	$	2.47	$	2.32
Diluted earnings per share	$	2.06	$	2.46	$	2.31