Commitments and Contingencies - Additional Information (Detail)	1 Months Ended	3 Months Ended		12 Months Ended
	Aug. 31, 2020 USD ($) Installment shares	Mar. 31, 2022 USD ($) Installment	Mar. 31, 2021 USD ($)	Dec. 31, 2010 USD ($) Installment Program	Dec. 31, 2021 USD ($)	Jun. 30, 2005 USD ($)
Commitments And Contingencies [Line Items]
Other noncurrent liability		$ 2,039,000			$ 2,070,000
Change in fair value of contingent consideration		$ (31,000)	$ (140,000)
Anawah, Inc [Member]
Commitments And Contingencies [Line Items]
Contingent liability				$ 3,000,000.0		$ 5,000,000.0
Date of merger and reorganization		Jun. 30, 2005
Restructuring activities, description		As of December 31, 2010, the Company ceased activities relating to three of the six Anawah product programs
Number of development programs ceased | Installment				3
Number of development programs | Program				6
Other noncurrent liability		$ 2,000,000.0
Industrial Seed Innovations [Member]
Commitments And Contingencies [Line Items]
Operating leases, term of contract		3 years
Other noncurrent liability		$ 39,000
Remaining amount paid in multiple installments	$ 280,000
Number of installment become due within 12 months as full amount contingent consideration included in other noncurrent liabilities | Installment		0
Change in fair value of contingent consideration		$ (31,000)	$ (140,000)
Industrial Seed Innovations [Member] | Common Stock [Member]
Commitments And Contingencies [Line Items]
Number of annual installment of common stock shares payable | Installment	2
Minimum [Member]
Commitments And Contingencies [Line Items]
Operating leases, term of contract		1 year
Royalty payments due, percentage of net revenue as defined in the In-Licensing agreements		2.00%
Maximum [Member]
Commitments And Contingencies [Line Items]
Operating leases, term of contract		5 years
Royalty payments due, percentage of net revenue as defined in the In-Licensing agreements		15.00%
Maximum [Member] | Industrial Seed Innovations [Member] | Common Stock [Member] | Revenue Milestone in 2022 [Member]
Commitments And Contingencies [Line Items]
Business combination, equity interest issuable upon achievement of revenue milestone | shares	132,626