XML 58 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Note 11 - Related Party Transactions (Details Textual)
$ in Thousands
6 Months Ended
Jun. 30, 2019
USD ($)
Moores Cancer Center at University of California San Diego [Member] | Research and Development Expense, Related Party [Member]  
Related Party Transaction, Amounts of Transaction $ 135