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Description of Business and Basis of Presentation - Summary of Major Classes of Line Items Constituting Net Loss from Discontinued Operations (Detail) - Discontinued Operations [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Co-packing business, Saavy Naturals, ProVault and Soul Spring Body Care Brands [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cost of revenues	$ 0	$ (143)	$ 0	$ (280)
Research and development	0	0	0	0
Gain on sale of property and equipment	0	0	0	0
Selling, general and administrative	0	(245)	0	(567)
Net loss from discontinued operations	0	(330)	0	(511)
Co-packing business, Saavy Naturals, ProVault and Soul Spring Body Care Brands [Member] | Product
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	0	58	0	336
GoodWheat [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cost of revenues	(342)	(189)	(691)	(349)
Research and development	(133)	(364)	(400)	(710)
Gain on sale of property and equipment	91	7	89	26
Selling, general and administrative	(584)	(1,496)	(1,710)	(2,970)
Net loss from discontinued operations	(789)	(2,007)	(2,265)	(3,819)
GoodWheat [Member] | Product
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ 179	$ 35	$ 447	$ 184

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