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Capital Stock, Repurchases of Common Stock (Details) - USD ($)
$ in Thousands, shares in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Jul. 31, 2018
Repurchases of Common Stock [Abstract]        
Class A common stock repurchased $ 70,045 $ 80,420 $ 144,334  
2018 Stock Repurchase Plan [Member]        
Repurchases of Common Stock [Abstract]        
Authorized amount       $ 500,000
Amount available for repurchases 175,400      
Treasury Stock [Member]        
Repurchases of Common Stock [Abstract]        
Class A common stock repurchased $ 70,045 $ 80,420 $ 144,334  
Treasury Stock [Member] | 2018 Stock Repurchase Plan [Member]        
Repurchases of Common Stock [Abstract]        
Class A common stock repurchased (in shares) 1.7 1.6 5.1  
Class A common stock repurchased $ 70,000 $ 80,400 $ 144,300