Annual report pursuant to Section 13 and 15(d)

Note 10 - Related Party Transactions (Details Textual)

v3.19.1
Note 10 - Related Party Transactions (Details Textual) - Moores Cancer Center at University of California San Diego [Member] - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Mar. 31, 2018
Extension for Services Agreement, Amount, Related Parties     $ 300,000
Research and Development Expense [Member]      
Related Party Transaction, Amounts of Transaction $ 279,000 $ 240,000