Earnings or loss per share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table presents the reconciliation of basic and diluted earnings per share for the years ended December 31, 2022, 2021 and 2020:

(in millions, except per share data)	Year ended December 31, 2022					Year ended December 31, 2021					Year ended December 31, 2020
	Earnings (numerator)		Weighted average shares outstanding (denominator)	Earnings per share		Earnings (numerator)		Weighted average shares outstanding (denominator)	Earnings per share		Earnings (numerator)		Weighted average shares outstanding (denominator)	Earnings per share
Basic	$	662.3	650.9	$	1.02	$	508.0	590.5	$	0.86	$	52.0	576.3	$	0.09
Dilutive effect of stock-based awards	—		5.6			—		9.1			—		7.1
Dilutive impact of MCPS	24.2		22.9			—		—			—		—
Diluted	$	686.5	679.4	$	1.01	$	508.0	599.6	$	0.85	$	52.0	583.4	$	0.09