Commitments and Contingencies - Narrative (Details)	1 Months Ended			9 Months Ended
	Sep. 30, 2022 USD ($)	Jul. 31, 2022 USD ($)	Apr. 30, 2022 incident discharge digester	Sep. 30, 2022 USD ($) commitment	Jun. 30, 2021 USD ($)
Gain Contingencies [Line Items]
Liabilities associated with indemnities	$ 0			$ 0
Losses accrual for known contingent liability	0			0
Environmental liabilities	0			0
Contractual obligation	$ 3,500,000			$ 3,500,000	$ 10,200,000
Environmental liabilities, damages assessed		$ 10,000
Number of incidents | incident			2
Number of digesters | digester			2
Number of discharges | discharge			2
Number of commitments with collateral | commitment				2
Commitment collateral, percentage of renewable energy credits	100.00%			100.00%
Development Agreement with Juhl
Gain Contingencies [Line Items]
Collaborative arrangement, development charges committed to pay	$ 8,600,000
Collaborative arrangement, advanced development fee payments committed	900,000
Collaborative arrangement reimbursable costs	1,200,000
Collaborative arrangement, development charges committed, upon completion	6,500,000
Collaborative arrangement, payment	$ 600,000