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Stockholders' Equity - Summary of Restricted Stock Activity (Details) - Restricted Stock Units (RSUs) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Restricted Stock Units Outstanding    
Beginning balance (in shares) 4,480 6,603
Granted (in shares) 50,000 19,200
Vested (in shares) (52,080) (20,068)
Canceled (in shares)   (1,255)
Ending balance (in shares) 2,400 4,480
Weighted Average Grant Date Fair Value    
Outstanding at beginning of period (in dollars per share) $ 8.64 $ 13.17
Granted (in dollars per share) 5.26 2.44
Vested (in dollars per share) 5.46 3.96
Canceled (in dollars per share)   12.40
Outstanding at end of period (in dollars per share) $ 7.14 $ 8.64