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Related-Party Agreements - Outstanding Balances of Related-Party Agreements (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Related Party Transaction [Line Items]
Total due from related parties	$ 2,019	$ 1,890
Related Party
Related Party Transaction [Line Items]
Total due from related parties	2,019	1,890
Total due to related parties	1,136	3,469
NantBio | Related Party
Related Party Transaction [Line Items]
Total due from related parties	1,294	1,294
Total due to related parties	943	943
NantWorks | Related Party
Related Party Transaction [Line Items]
Total due from related parties	541	0
Total due to related parties	0	986
Brink Biologics, Inc. | Related Party
Related Party Transaction [Line Items]
Total due from related parties	62	271
Various | Related Party
Related Party Transaction [Line Items]
Total due from related parties	122	325
Duley Road, LLC | Related Party
Related Party Transaction [Line Items]
Total due to related parties	136	1,431
Immuno-Oncology Clinic, Inc. | Related Party
Related Party Transaction [Line Items]
Total due to related parties	$ 57	$ 109

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