Quarterly report pursuant to Section 13 or 15(d)

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

v3.23.2
Clinical Trial and Sponsored Research Agreements (Sponsored Research and Clinical Trial Agreements) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense $ 10,836 $ 15,164 $ 24,836 $ 31,453
Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 1,634 1,456 3,375 3,048
Mayo Clinic [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 275 231 551 462
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   52 0 103
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 326 234 636 462
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 139 50 188 100
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   271 0 542
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 22 28 44 50
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 544 358 1,098 846
ST. Jude - XSCID [Member] | St. Jude Children's Research Hospital [Member] | Sponsored Research and Clinical Trial Agreements [Member]        
License, Clinical Trial and Sponsored Research Agreements        
Research and development expense 216 94 634 218
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 $ 112 $ 138 $ 224 $ 265