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Shareholders' Equity (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Jan. 31, 2021
Equity [Abstract]      
Shares repurchased (in shares) 106,744 576,406  
Average stock price (in dollars per share) $ 37.81 $ 34.70  
Cost of repurchase $ 4,000,000 $ 20,000,000  
Repurchase authorized amount     $ 20,000,000