Leases - Additional Information (Details) - USD ($)		1 Months Ended		9 Months Ended
	May 01, 2019	May 31, 2019	Apr. 30, 2016	Sep. 30, 2019	Apr. 30, 2014
Operating Lease, Term of Contract					5 years
Operating Lease, Renewal Term		5 years
Option to extend the term of the lease term		true
Operating Lease Incremental Borrowing Rate Utilized				8.00%
Operating Lease, Payments				$ 74,000
Lease incentive in lease liabilities				388,000
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability				407,000
Non-cash leasehold improvements				$ (31,000)
Operating Lease, Weighted Average Remaining Lease Term				4 years 8 months 12 days
Operating Leases, Rent Expense, Net				$ 91,000
Extended Lab Space [Member]
Operating Lease Monthly Rental Payments				$ 2,575
Lab Space [Member]
Operating Lease, Term of Contract			3 years
Operating Lease Monthly Rental Payments	$ 2,500		$ 2,500