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Stock Compensation - RSUs (Details) - RSUs
12 Months Ended
Dec. 31, 2021
$ / shares
shares
Number of RSUs  
Outstanding and unvested at the beginning of period (in shares) | shares 401,234
Granted (in shares) | shares 860,754
Forfeited or expired (in shares) | shares (359,940)
Vested (in shares) | shares (203,344)
Outstanding and unvested at the ending of period (in shares) | shares 698,704
Weighted-Average Fair Value Per Share  
Outstanding and unvested at the beginning of period (in dollars per share) | $ / shares $ 46.92
Granted (in dollars per share) | $ / shares 25.76
Forfeited or expired (in dollars per share) | $ / shares 35.55
Vested (in dollars per share) | $ / shares 42.18
Outstanding and unvested at the at the end of the period (in dollars per share) | $ / shares $ 28.09