Licensing Agreements (Details) - USD ($)		3 Months Ended		9 Months Ended
	Mar. 16, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Licensing Agreement [Line Items]
Payments for royalties			$ 0		$ 0
License Of DiLA Assets | Accrued Liabilities
Licensing Agreement [Line Items]
Upfront payment agreement for license agreement	$ 200,000
Upfront payment contingency period	90 days
Les Laboratories Servier
Licensing Agreement [Line Items]
Payments for royalties		$ 8,000		$ 27,000
Biofarma
Licensing Agreement [Line Items]
Payments for royalties		$ 1,000		$ 3,000