Earnings per Share (Tables)

12 Months Ended

Dec. 31, 2023

Earnings Per Share [Abstract]

Computations of basic and diluted loss per share for Loss from Continuing Operations

The computations of basic and diluted earnings per share were as follows (in millions, except per share data):

 

	For the Years Ended December 31,
	2023		2022		2021
Net income	$	590.1	$	497.1	$	464.0
Weighted-average shares outstanding – basic	35.5		35.7		37.2
Add: Potential effect of diluted securities attributable to stock-based payments	0.2		0.1		0.3
Weighted-average shares outstanding – diluted	$	35.7	$	35.8	$	37.5
Earnings per share - Basic:
Net income	$	16.61	$	13.92	$	12.47
Earnings per share - Diluted:
Net income	$	16.54	$	13.88	$	12.39