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Equity and Long-Term Incentive Plans (Schedule of Restricted Stock Unit Activity) (Details) - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Restricted stock units | 2011 Non-Employee Director Plan    
Number of Restricted and Performance Restricted Stock Units    
Granted (in shares) 47,398 27,423
Released/Vested (in shares) 0 (25,133)
Weighted Average  Fair Value Per Stock Unit at Date of Grant    
Granted (in dollars per share) $ 28.10 $ 64.43
Released/Vested (in dollars per share) $ 0 $ 48.94
Number of Restricted Stock Units    
Vested award beginning balance (in shares) 262,655 260,365
Granted (in shares) 47,398 27,423
Released/Vested (in shares) 0 (25,133)
Vested award ending balance (in shares) 310,053 262,655
Weighted Average  Fair Value Per Stock Unit at Date of Grant    
Vested award beginning balance (in dollars per share) $ 51.19 $ 49.45
Granted (in dollars per share) 28.10 64.43
Released/Vested (in dollars per share) 0 48.94
Vested award ending balance (in dollars per share) $ 47.55 $ 51.19
Restricted stock units | Parent Company    
Number of Restricted and Performance Restricted Stock Units    
Unvested award, beginning balance (in shares) 1,189,665 1,002,537
Granted (in shares) 920,372 681,303
Released/Vested (in shares) (857,044) (427,852)
Canceled/Forfeited (in shares) (221,269) (66,323)
Unvested award, ending balance (in shares) 1,031,724 1,189,665
Number of Restricted Stock Units    
Granted (in shares) 920,372 681,303
Released/Vested (in shares) (857,044) (427,852)
Performance Stock Units | Parent Company    
Number of Restricted and Performance Restricted Stock Units    
Unvested award, beginning balance (in shares) 626,284 1,477,622
Granted (in shares) 38,264 364
Released/Vested (in shares) (624,401) (823,510)
Canceled/Forfeited (in shares) (3,162) (28,192)
Unvested award, ending balance (in shares) 36,985 626,284
Number of Restricted Stock Units    
Granted (in shares) 38,264 364
Released/Vested (in shares) (624,401) (823,510)
Restricted Stock Units And Performance Shares | Parent Company    
Weighted Average  Fair Value Per Stock Unit at Date of Grant    
Unvested award beginning balance (in dollars per share) $ 52.97 $ 43.79
Granted (in dollars per share) 36.03 71.25
Released/Vested (in dollars per share) 49.74 45.31
Canceled/Forfeited (in dollars per share) 46.15 45.43
Unvested award ending balance (in dollars per share) 44.22 52.97
Weighted Average  Fair Value Per Stock Unit at Date of Grant    
Granted (in dollars per share) 36.03 71.25
Released/Vested (in dollars per share) $ 49.74 $ 45.31