Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Restricted stock units and awards (Details)

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Stockholders' Equity - Restricted stock units and awards (Details) - Restricted stock unit and award - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Stockholders' Equity    
Unvested balance at beginning 94,418 75,993
Number of Units and Awards, Granted   55,977
Forfeited (666) (29,174)
Vested (80,615) (8,378)
Unvested balance at end 13,137 94,418
Unvested balance at beginning, Weighted average grant date fair value (in dollars per share) $ 56.25 $ 89.40
Weighted Average Grant Date Fair Value, Granted 0 13.95
Forfeited, Weighted average grant date fair value (in dollars per share) 13.95 119.70
Vested, Weighted average grant date fair value (in dollars per share) 40.83 74.55
Unvested balance at end, Weighted average grant date fair value (in dollars per share) $ 12.17 $ 56.25