Commitments and Contingencies - Narrative (Details)	1 Months Ended
	Jun. 30, 2020	Sep. 30, 2018
Commitments and Contingencies.
Initial term of operating lease		5 years 3 months
Operating lease commencement month and year		2019-01
Operating lease expiration month and year		2024-03
Increase in annual base rent percentage		3.00%
Increase in annual base rent month and day of each year	--02-01	--03-01
Rent relief period	3 months
Operating lease extended expiration month and year	2024-09