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A summary of option activity under the Company’s stock option plans as of June 30, 2021, and changes during the six months ended are as follows: (Details)
 6 Months Ended
Jun. 30, 2021
USD ($)
$ / shares
shares
Retirement Benefits [Abstract]  
Beginning balance 6,693
Beginning balance 925
Beginning balance | $ / shares $ 564.43
Beginning balance 4 years 10 months 13 days
Beginning balance | $ $ 0
Restricted stock awards 0
Restricted stock awards
Forfeited 6
Forfeited (6)
Forfeited | $ / shares $ 1,352.00
Ending balance 6,699
Ending balance 919
Ending balance | $ / shares $ 559.07
Ending balance 4 years 4 months 24 days
Ending balance | $ $ 0