Commitment and Contingencies - Summary of Lease Costs and Other Information (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Apr. 30, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Lease Cost
Operating lease cost		$ 894
Short-term lease cost		56
Total lease cost		950
Other Information
Operating cash flows used for lease payments	$ 3,500	3,168	$ 700	$ 500
Operating cash flows used for lease liabilities		859
Operating lease right of use asset obtained in exchange of operating lease liability		$ 22,367