Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Accounting Policies [Line Items]
Net loss attributable to noncontrolling interest	$ 1,474,000	$ 1,371,000
Loss on disposal of foreign subsidiary	(497,000)
Reserved for doubtful accounts	76,000	0
Impairment of intangible asset	3,302,000	0
Impairment of goodwill	1,648,000	0
Revenue recognized	8,000
Limagrain Cereal Seeds LLC [Member]
Accounting Policies [Line Items]
Impairment of Short-Term Investments	$ 0
Impairment of equity method investments		$ 0