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Leases - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Feb. 28, 2018
Dec. 31, 2019
Dec. 31, 2018
Leases [Abstract]      
Option to extend P3Y    
Weighted average remaining lease term   6 years 1 month 6 days  
Weighted average discount rate used to determine the right-of-use assets and corresponding operating lease liabilities   6.40%  
Rent expense   $ 0.5  
Rent expense     $ 0.4