Commitments and Contingencies - Additional Information (Detail)		3 Months Ended	6 Months Ended
	Aug. 21, 2020 USD ($) Installment shares	Jun. 30, 2021 USD ($) shares	Jun. 30, 2021 USD ($) Installment shares	Dec. 31, 2020 USD ($)	Jun. 15, 2005 USD ($)
Commitments And Contingencies [Line Items]
Other noncurrent liability		$ 2,140,000	$ 2,140,000	$ 2,280,000
Change in fair value of contingent consideration			$ (140,000)
Anawah, Inc [Member]
Commitments And Contingencies [Line Items]
Contingent liability					$ 5,000,000.0
Date of merger and reorganization			Jun. 30, 2005
Other noncurrent liability		$ 2,000,000.0	$ 2,000,000.0
Industrial Seed Innovations [Member]
Commitments And Contingencies [Line Items]
Operating leases, term of contract		3 years	3 years
Remaining amount paid in multiple installments	$ 280,000		$ 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			$ (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		2
Minimum [Member]
Commitments And Contingencies [Line Items]
Operating leases, term of contract		1 year	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	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 2021 [Member]
Commitments And Contingencies [Line Items]
Business combination, equity interest issuable upon achievement of revenue milestone | shares	132,626	132,626	132,626
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	132,626	132,626