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Stock Compensation - Employee Stock Purchase Plan (Details) - Shares issuable related to the ESPP - USD ($)
1 Months Ended 3 Months Ended
Apr. 30, 2020
Mar. 31, 2021
Employee Stock Purchase Plan    
Maximum annual contributions per employee, as a percentage of base salary 10.00%  
Amount of maximum annual contributions per employee $ 25,000  
Purchase discount 15.00%  
Duration of offering periods 6 months  
Stock-based compensation expense   $ 300,000
Shares issued (in shares)   50,818
Shares reserved for future issuance (in shares)   774,182