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Share-Based Compensation - Nonvested Options (Details) - Nonvested Option Shares - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Non-Vested Number of Shares      
Nonvested awards, beginning balance (in shares) 105,000 102,750 108,750
Granted (in shares) 0 42,000 36,000
Vested (in shares) (45,000) (39,750) (42,000)
Canceled (in shares) 0 0 0
Nonvested awards, ending balance (in shares) 60,000 105,000 102,750
Weighted Average Exercise Price      
Nonvested options, beginning balance (in dollars per share) $ 36.90 $ 42.40 $ 46.65
Granted (in dollars per share) 0 30.40 35.70
Vested (in dollars per share) 39.89 44.24 47.66
Canceled (in dollars per share) 0 0 0
Nonvested options, ending balance (in dollars per share) $ 34.66 $ 36.90 $ 42.40