Net Income Per Common Share Computations (Tables)

3 Months Ended

Mar. 31, 2023

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following is a reconciliation of the numerator and denominator of the net income per common share computations:

	Three Months Ended March 31,
(in millions, except per share data)	2023		2022
Numerator for basic and diluted net income per common share:
Net income	$	155.7	$	42.1
Denominator for net income per common share:
Basic	37.6		38.3
Plus dilutive effect of stock awards	0.5		0.5
Diluted	38.1		38.8
Net income per common share data:
Basic net income	$	4.14	$	1.10
Diluted net income	$	4.09	$	1.08