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
3 Months Ended 6 Months Ended
Jul. 01, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]          
Research and development   $ 9,830 $ 6,823 $ 19,144 $ 13,783
Sponsored Research And Clinical Trial Agreements          
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]          
Research and development   2,816 1,670 4,166 3,265
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 1,000
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   65 456 296 759
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   234 225 326 567
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   0 115 0 229
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   770 0 770 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   189 374 716 641
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   1,558 0 1,558 0
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
Subsequent Event [Member] | 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]          
Payment Of Upfront Fees $ 1,100