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Share-based Compensation (Details 2)
6 Months Ended
Jun. 30, 2021
shares
Stock Options and Grants [Abstract]  
Number of Shares, Non-vested beginning 527,504
Number of Shares, Granted
Number of Shares, Vested 31,331
Number of Shares, Forfeited/Expired
Number of Shares, Non-vested ending 496,173