Quarterly report pursuant to Section 13 or 15(d)

License, Clinical Trial and Sponsored Research Agreements (Details Textual)

v3.19.1
License, Clinical Trial and Sponsored Research Agreements (Details Textual) - USD ($)
1 Months Ended
Feb. 28, 2019
Mar. 17, 2018
Jan. 03, 2018
City of Hope [Member]      
Research And Development Expense, Sponsored Research Payment     $ 900,000
City of Hope [Member] | Patent and Know-how Rights [Member]      
Research And Development Expense, Sponsored Research Payment     $ 75,000
Fred Hutchinson Cancer Research Center [Member]      
Research And Development Expense, Sponsored Research Payment   $ 600,000  
Nationwide Children's Hospital - C134 [Member]      
Payment Of Upfront Fees $ 200,000    
Licensing Arrangements Additional Costs Incurred $ 152,800,000