v3.26.1
Description of Business and Basis of Presentation - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2025
Mar. 28, 2025
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 04, 2024
May 16, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Place of incorporation             Arizona        
Year of incorporation             2002        
Place of reincorporation             Delaware        
Date of reincorporation             2015-03        
Accumulated deficit     $ (291,868,000)       $ (291,868,000)   $ (281,217,000)    
Cash and cash equivalents     4,178,000       4,178,000   259,000    
Net losses     (6,266,000) $ (4,385,000) $ (4,458,000) $ 2,599,000 (10,651,000) $ (1,859,000) (2,300,000)    
Net cash used in operations             1,418,000 3,621,000 $ 4,700,000    
Gain from sale of patent portfolio   $ 750,000 $ 0   0   $ 0 (750,000)      
Exchange agreement termination date Aug. 15, 2025           May 15, 2025        
Discontinued Operations [Member] | GoodWheat [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Sale of net consideration                     $ 3,700,000
Limited Partners [Member] | Archipelago Ventures Hawaii, LLC [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Joint venture interest percentage                   90.00%  
Bioceres Crop Solutions [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Contingent liability         $ 1,000,000     $ 1,000,000      
Proceed from sale of patent portfolio   $ 750,000         $ 750,000        
Arcadia Biosciences, Inc [Member] | Archipelago Ventures Hawaii, LLC [Member]                      
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]                      
Joint venture interest percentage                   10.00%