Segments - Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Revenues	$ 3,990	$ 4,060
Depreciation and amortization	(4,451)	(4,575)
Loss from operations	(23,141)	(20,857)
Interest income	4,569	3,688
Interest expense	(542)	(539)
Acquisitions of property, plant, and equipment	17,512	22,093
Total assets	633,571		$ 650,322
Operating Segments | Gevo
Segment Reporting Information [Line Items]
Revenues		397
Depreciation and amortization	(455)	(438)
Loss from operations	(19,645)	(15,499)
Interest income	4,569	3,688
Interest expense	(93)	(88)
Acquisitions of property, plant, and equipment	16,505	20,636
Total assets	505,553		519,994
Operating Segments | Agri-Energy
Segment Reporting Information [Line Items]
Depreciation and amortization	(2,622)	(2,629)
Loss from operations	(3,272)	(3,147)
Interest expense		(4)
Acquisitions of property, plant, and equipment	474
Total assets	27,043		28,818
Operating Segments | Renewable Natural Gas
Segment Reporting Information [Line Items]
Revenues	3,990	3,663
Depreciation and amortization	(1,374)	(1,508)
Loss from operations	(224)	(2,211)
Interest expense	(449)	(447)
Acquisitions of property, plant, and equipment	533	$ 1,457
Total assets	$ 100,975		$ 101,510