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Equity - Treasury Stock (Details) - USD ($)
shares in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Mar. 31, 2022
Jun. 30, 2023
Jun. 30, 2022
Sep. 26, 2022
Treasury Stock            
Treasury stock:            
Purchase/acquisition of treasury stock (in shares) 0 502   0 957  
Repurchases of common stock   $ 44 $ 39   $ 83  
2022 Stock Repurchase Program            
Treasury stock:            
Stock repurchase program, number of shares authorized           6,000