v3.25.2
Shareholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Oct. 15, 2027
Jul. 01, 2025
Oct. 31, 2024
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Class of Stock [Line Items]              
Sale of stock, consideration received on transaction     $ 5,651        
Dividends paid on mandatory convertible preferred stock       $ 86 $ 158  
Dividends, preferred stock, cash       86 172    
Forecast              
Class of Stock [Line Items]              
Equity instrument, convertible, threshold consecutive trading days 20 days            
Equity instrument, convertible, threshold consecutive trading days trigger period 21 days            
Subsequent Event              
Class of Stock [Line Items]              
Preferred stock, dividends per share, declared (in dollars per share)   $ 15.00          
Retained earnings              
Class of Stock [Line Items]              
Dividends, preferred stock, cash       $ 86 $ 172    
Depositary Share              
Class of Stock [Line Items]              
Sale of stock, number of shares issued in transaction (in shares)     115,000,000        
Mandatory convertible preferred stock              
Class of Stock [Line Items]              
Preferred stock, shares, issued (in shares)     5,750,000 5,750,000 5,750,000   5,750,000
Preferred stock, dividend rate, percentage     6.00%   6.00%   6.00%
Preferred stock, liquidation preference per share (in dollars per share)     $ 1,000        
Preferred stock, par value (in dollars per share)     $ 1.00 $ 1.00 $ 1.00   $ 1.00
Mandatory convertible preferred stock | Forecast              
Class of Stock [Line Items]              
Conversion of stock, shares converted (in shares) 5.8280            
Mandatory convertible preferred stock | Minimum | Forecast              
Class of Stock [Line Items]              
Conversion of stock, shares converted (in shares) 5.8280            
Mandatory convertible preferred stock | Maximum | Forecast              
Class of Stock [Line Items]              
Conversion of stock, shares converted (in shares) 6.9940