Commitments and Contingencies - Summary of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Commitments and Contingencies Disclosure [Abstract]
Minimum lease expense	$ 805	$ 791	$ 2,407	$ 2,335
Variable lease expense	0	0	0	0
Operating lease expense	$ 805	$ 791	$ 2,407	$ 2,335