Annual report pursuant to Section 13 and 15(d)

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

v3.20.1
License, Clinical Trial and Sponsored Research Agreements - Sponsored (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development $ 30,042 $ 21,104
City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 6,143 5,719
City of Hope [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 2,000 2,000
CD123 Product Or Process [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 1,202 835
Il13r2 Product [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 876 1,056
Manufacturing | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 457 458
Fred Hutch CD 20 [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 762 1,301
ST Jude XSCID [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development 777  
Crispr [Member] | City Of Hope National Medical Center ("COH") [Member] | Sponsored Research And Clinical Trial Agreements [Member]    
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]    
Research and development $ 69 $ 69