Earnings per Share (Tables)

6 Months Ended

Jun. 30, 2022

Earnings Per Share [Abstract]

Reconciliation of Weighted-Average Number of Common Shares Used to Compute Basic EPS to Those Used to Compute Diluted EPS

The following table sets forth the reconciliation of the weighted-average number of common shares used to compute basic EPS to those used to compute diluted EPS:

	Three Months Ended June 30,		Six Months Ended June 30,
	2022	2021	2022	2021
	(Shares in millions)
Weighted-average number of common shares outstanding-basic	83.9	83.0	83.7	82.9
Add: Effect of dilutive share-based compensation awards	0.7	—	0.7	0.6
Weighted-average number of shares-diluted	84.6	83.0	84.4	83.5

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table shows equity awards that are excluded from the computation of diluted earnings per share as the shares would have been anti-dilutive:

	Three Months Ended June 30,		Six Months Ended June 30,
	2022	2021	2022	2021
	(Shares in millions)
Stock options	1.6	3.1	1.7	2.9
Restricted stock units	—	0.6	—	0.1
Performance stock units	—	0.7	—	—
Total	1.6	4.4	1.7	3.0