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Nature of Business - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 9 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Nature Of Business [Line Items]          
Cash, cash equivalents, and short-term marketable securities $ 120,300   $ 120,300    
Long-term marketable securities 18,400   18,400    
Restricted cash 1,097   1,097   $ 1,097
Accumulated deficit $ (158,340)   $ (158,340)   $ (119,765)
Common Stock          
Nature Of Business [Line Items]          
Number of shares sold   6,340,771 6,340,771 9,179,500  
Pre-Funded Warrants          
Nature Of Business [Line Items]          
Warrants to purchase shares of common stock   2,548,117      
Warrants exercise price per share   $ 9.00      
Warrants exercise price per share paid at closing of offering   8.99      
Ginkgo Bioworks, Inc.          
Nature Of Business [Line Items]          
Exercise price of warrants, per share $ 9.00 9.00 $ 9.00    
Warrants exercise price per share   $ 9.00      
Proceeds from issuance of common stock and pre-funded warrants $ 79,900 $ 79,900      
Ginkgo Bioworks, Inc. | Common Stock          
Nature Of Business [Line Items]          
Number of shares sold 6,340,771 6,340,771      
Ginkgo Bioworks, Inc. | Pre-Funded Warrants          
Nature Of Business [Line Items]          
Warrants to purchase shares of common stock 2,548,117 2,548,117 2,548,117    
Warrants exercise price per share $ 9.00 $ 9.00 $ 9.00    
Warrants exercise price per share paid at closing of offering $ 8.99 $ 8.99 $ 8.99