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Related-Party Transactions - Additional Information (Detail)	1 Months Ended			3 Months Ended		6 Months Ended
	Apr. 30, 2020 USD ($) a Lease	Mar. 31, 2020 USD ($) a	Feb. 28, 2019 USD ($) a	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Related Party Transaction [Line Items]
Royalty fees due				$ 83,000		$ 83,000		$ 64,000
Number of lease amendments | Lease	2
Lease payments				0	$ 6,000	0	$ 42,000
Mr. Kevin Comcowich [Member]
Related Party Transaction [Line Items]
Acres of land | a			10
Operating leases, term of contract			2 years
Rent payments			$ 1,200
Mr. Kevin Comcowich [Member] | Amendment [Member]
Related Party Transaction [Line Items]
Acres of land | a	15	10
Operating leases, term of contract	2 years	2 years
Number of additional properties under lease agreement	two additional 15-acre parcels	two additional 10-acre parcels
Rent payments	$ 1,200	$ 1,200
John Sperling Foundation [Member]
Related Party Transaction [Line Items]
Royalty fees due				$ 83,000		$ 83,000		$ 64,000

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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