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Stockholders' Equity (Tables)
12 Months Ended
Dec. 31, 2024
Equity [Abstract]  
Schedule of Common Stock Activity
The following table summarizes Common Stock activity during the periods presented below:
Year Ended December 31,
202420232022
(In millions)
Shares outstanding at the beginning of the period128.7 143.9 133.3 
Shares issued for vested restricted stock units0.6 1.5 0.7 
Shares issued under at-the-market equity offering program— — 10.1 
Shares repurchased(7.9)(16.7)(0.2)
Shares outstanding at the end of the period121.4 128.7 143.9