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Weighted Average Shares Outstanding (Tables)
 12 Months Ended
Dec. 31, 2021
Weighted Average Shares Outstanding [Abstract]  
Schedule of Weighted Average Number of Shares A reconciliation of
the weighted-average number of common shares outstanding used in the calculation of basic and diluted earnings per share follows:
 Weighted-Average Common Shares Outstanding
 202120202019
Basic50,926,374 50,880,846 51,213,518 
Dilutive effect of:
Stock options74,798 66,738 176,984 
Performance share awards77,891 150,002 242,667 
Diluted51,079,063 51,097,586 51,633,169