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Stock-Based Compensation - Summary of Restricted Stock Activity (Details) - Restricted Stock - $ / shares
3 Months Ended
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Restricted Shares Outstanding, Outstanding - Beginning Balance 93,336 120,123 120,123
Restricted Shares Outstanding, Vested 0 26,787
Restricted Shares Outstanding, Outstanding - Ending Balance 93,336 93,336 120,123
Weighted Average Grant Date Fair Value, Outstanding - Beginning Balance $ 8.63 $ 8.63 $ 8.63
Weighted Average Grant Date Fair Value, Vested 0 8.63
Weighted Average Grant Date Fair Value, Outstanding - Ending Balance $ 8.63 $ 8.63 $ 8.63