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Earnings Per Share (Schedule of Basic and Diluted Earnings Per Share) (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Net income $ 22 $ 2
Weighted-average common shares outstanding 81,500,000 82,300,000
Weighted-average common shares outstanding - assuming dilution 81,900,000 82,600,000
Basic earnings per share (in dollars per share) $ 0.27 $ 0.02
Diluted earnings per share (in dollars per share) $ 0.27 $ 0.02
Restricted Stock Units [Member]    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Effect of dilutive securities 400,000 300,000
Antidilutive securities excluded from computation of diluted earnings per share (in shares) 510,116 429,064
Stock Options [Member]    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Antidilutive securities excluded from computation of diluted earnings per share (in shares) 1,114,819 1,200,018
Performance Options [Member]    
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Antidilutive securities excluded from computation of diluted earnings per share (in shares) 258,596