Segments - Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenues	$ 4,528	$ 309	$ 12,826	$ 630
Loss from operations	(20,726)	(43,926)	(60,498)	(75,996)
Acquisitions of property, plant, and equipment	20,884	30,672	61,413	76,837
Total assets	669,521		669,521		$ 700,748
Operating Segments | Gevo
Segment Reporting Information [Line Items]
Revenues	11		1,729	81
Loss from operations	(17,382)	(15,480)	(47,284)	(40,629)
Acquisitions of property, plant, and equipment	18,997	20,016	55,044	39,283
Total assets	538,547		538,547		573,057
Operating Segments | Agri-Energy
Segment Reporting Information [Line Items]
Revenues	0		0	240
Loss from operations	(3,114)	(27,948)	(9,503)	(34,869)
Acquisitions of property, plant, and equipment	217	4,351	240	3,905
Total assets	29,397		29,397		34,440
Operating Segments | Renewable Natural Gas
Segment Reporting Information [Line Items]
Revenues	4,517	309	11,097	309
Loss from operations	(230)	(498)	(3,711)	(498)
Acquisitions of property, plant, and equipment	1,670	$ 6,305	6,129	$ 33,649
Total assets	$ 101,577		$ 101,577		$ 93,251