Organization and Nature of Business	9 Months Ended
Sep. 30, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Organization and Nature of Business	1. Organization and Nature of Business Aduro Biotech, Inc., and its wholly owned subsidiaries, or the Company, is an immunotherapy company focused on the discovery, development and commercialization of therapies that are designed to harness the body's natural immune system for the treatment of patients with challenging diseases. The Company is located in Berkeley, California and its wholly-owned subsidiary, Aduro Biotech Holdings, Europe B.V., or Aduro Biotech Europe, is based in the Netherlands. The Company operates in one business segment. The Company’s product candidates in the Stimulator of Interferon Genes (STING) and A Proliferation Inducing Ligand (APRIL) pathways are being investigated in cancer, autoimmune and inflammatory diseases. The Company’s lead STING pathway activator product candidate, ADU-S100 (MIW815), is designed to selectively modulate innate and adaptive immune responses to enhance immune control in oncology. The Company’s anti-APRIL antibody product candidate, BION-1301, is designed to suppress the autoimmune response in patients with IgA nephropathy. The Company is collaborating with a number of leading global pharmaceutical companies to help expand and drive its product pipeline. The Company’s strategy is to rapidly advance best-in-class therapies from its STING and APRIL programs through clinical development and regulatory approval.

Organization and Nature of Business

9 Months Ended

Sep. 30, 2019

Organization Consolidation And Presentation Of Financial Statements [Abstract]

1. Organization and Nature of Business

Aduro Biotech, Inc., and its wholly owned subsidiaries, or the Company, is an immunotherapy company focused on the discovery, development and commercialization of therapies that are designed to harness the body's natural immune system for the treatment of patients with challenging diseases. The Company is located in Berkeley, California and its wholly-owned subsidiary, Aduro Biotech Holdings, Europe B.V., or Aduro Biotech Europe, is based in the Netherlands. The Company operates in one business segment.

The Company’s product candidates in the Stimulator of Interferon Genes (STING) and A Proliferation Inducing Ligand (APRIL) pathways are being investigated in cancer, autoimmune and inflammatory diseases. The Company’s lead STING pathway activator product candidate, ADU-S100 (MIW815), is designed to selectively modulate innate and adaptive immune responses to enhance immune control in oncology. The Company’s anti-APRIL antibody product candidate, BION-1301, is designed to suppress the autoimmune response in patients with IgA nephropathy. The Company is collaborating with a number of leading global pharmaceutical companies to help expand and drive its product pipeline. The Company’s strategy is to rapidly advance best-in-class therapies from its STING and APRIL programs through clinical development and regulatory approval.