Inventories - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	106 Months Ended
Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014
Inventories [Line Items]
Depreciation	$ 0.5	$ 0.5	$ 7.3

Depreciation expense included in cost of goods sold.

No definition available.

Name:	gevo_DepreciationExpenseIncludedInCostOfGoodsSold
Namespace Prefix:	gevo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration