Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Restricted Stock Unit Activity) (Details)

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Stockholders' Equity (Restricted Stock Unit Activity) (Details) - shares
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Stockholders' Equity [Abstract]    
Outstanding at Beginning of Period 1,436,728 1,152,248
Awarded, Shares 612,179 284,480
Outstanding at End of Period 2,048,907 1,436,728
Vested at end of period 1,611,407