Quarterly report pursuant to Section 13 or 15(d)

Clinical Trial and Sponsored Research Agreements (Sponsored Research and Clinical Trial Agreements) (Details)

v3.23.3
Clinical Trial and Sponsored Research Agreements (Sponsored Research and Clinical Trial Agreements) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense $ 9,477 $ 15,419 $ 34,313 $ 46,872
Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 364 1,836 3,739 4,884
Mayo Clinic [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense   269 551 731
CD123 (MB-102) [Member] | City of Hope National Medical Center ("COH") [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 23 63 23 165
IL13Ra2 (MB-101) [Member] | City of Hope National Medical Center ("COH") [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 180 192 817 654
CS1 (MB-104) [Member] | City of Hope National Medical Center ("COH") [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense   187 188 287
HER2 (MB 103) [Member] | City of Hope National Medical Center ("COH") [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense   691 0 1,233
PSCA (MB-105) [Member] | City of Hope National Medical Center ("COH") [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense   27 44 77
CD20 (MB-106) [Member] | Fred Hutchinson Cancer Center [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 142 132 1,239 978
RAG1 SCID (MB-110) [Member] | Leiden University Medical Centre [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense $ 125 $ 92 $ 349 $ 357