Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.2
License, Clinical Trial and Sponsored Research Agreements - Sponsored (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 01, 2020
Jun. 30, 2020
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     $ 7,987 $ 7,309 $ 27,131 $ 21,092
Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     734 1,176 4,900 4,441
City of Hope [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     0 500 500 1,500
CD123 Product Or Process [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     48 269 344 1,028
IL13Ra2 Product [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     96 244 422 811
Manufacturing Product [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     0 114 0 343
CS1 Product Or Process [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development   $ 800 65 0 835 0
CS1 Product Or Process [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements | Maximum [Member]            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development   $ 2,400        
Fred Hutch CD 20 [Member] | Fred Hutchinson Cancer Research Center[Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     418 49 1,134 690
ST. Jude - XSCID [Member] | St. Jude Children's Research Hospital [Member] | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     107 0 1,665 0
Payment Of Upfront Fees $ 1,100          
CRISPR [Member] | Beth Israel Deaconess Medical Center - CRISPR | Sponsored Research And Clinical Trial Agreements            
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]            
Research and development     $ 0 $ 0 $ 0 $ 69