Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Summary of Earnings Per Share, Basic and Diluted

The calculation and reconciliation of basic and diluted earnings per share for the years ended December 31 (in thousands, except per share data) follows:

	2022		2021		2020
Net income	$	954,327	$	839,497	$	704,216
Denominator for basic earnings per share	75,598		82,060		84,005
Dilutive securities	1,264		2,001		2,714
Denominator for diluted earnings per share	76,862		84,061		86,719
Basic earnings per share	$	12.62	$	10.23	$	8.38
Diluted earnings per share	$	12.42	$	9.99	$	8.12