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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of outstanding restricted stock The following table presents information regarding the activity for the first three months of 2021 related to the Company’s outstanding restricted stock:
Long-Term Restricted Stock
Number of UnitsWeighted-Average
Grant-Date Fair Value
Nonvested at January 1, 2021172,105 $33.80 
Granted during the period26,350 35.19 
Vested during the period(6,057)36.35 
Forfeited or expired during the period(6,819)37.32 
Nonvested at March 31, 2021185,579 $33.79