(Loss) Earnings Per Share (Tables)

6 Months Ended

Jun. 28, 2024

Earnings Per Share [Abstract]

Schedule of earnings per share, basic and diluted

The table below presents the computation of basic and diluted earnings per share ($ and shares in millions, except per share amounts):

	Three Months Ended				Six Months Ended
	June 28, 2024		June 30, 2023		June 28, 2024		June 30, 2023
Numerator:
Net (loss) income	$	(1,151.6)	$	51.9	$	(1,128.0)	$	95.7
Denominator:
Weighted-average common shares outstanding used in basic earnings per share	172.1		164.0		172.0		163.8
Incremental common shares from:
Assumed exercise of dilutive options and vesting of dilutive restricted stock units and performance stock units	—		2.4		—		2.6
Assumed conversion of 2025 Convertible Notes	—		9.9		—		10.5
Weighted average common shares outstanding used in diluted earnings per share	172.1		176.3		172.0		176.9
(Loss) earnings per share:
(Loss) earnings - basic	$	(6.69)	$	0.32	$	(6.56)	$	0.58
(Loss) earnings - diluted	$	(6.69)	$	0.29	$	(6.56)	$	0.54

Schedule of antidilutive securities excluded from computation of earnings per share

The following table presents the number of outstanding securities not included in the computation of diluted income per share, because their effect was anti-dilutive (in millions):

	Three Months Ended		Six Months Ended
	June 28, 2024	June 30, 2023	June 28, 2024	June 30, 2023
Stock-based awards	7.7	2.1	6.0	2.0
2025 Convertible Notes	0.6	—	0.5	—
2028 Convertible Notes	15.7	—	13.5	—
Total	24.0	2.1	20.0	2.0