Note 4 - Inventories

6 Months Ended

Jun. 30, 2018

Notes to Financial Statements

Inventory Disclosure [Text Block]

4.

Inventories

The following table sets forth the components of the Company’s inventory balances (in thousands).

	June 30,		December 31,
	2018		2017
Raw materials
Corn	$	188	$	189
Enzymes and other inputs		251		202
Nutrients		3		5
Finished goods
Ethanol		229		222
Isobutanol		897		1,122
Jet Fuels, Isooctane and Isooctene		484		524
Distiller's grains		49		59
Work in process - Agri-Energy		201		197
Work in process - Gevo		95		437
Spare parts		1,449		1,405
Total inventories	$	3,846	$	4,362

Work in process inventory includes unfinished jet fuel, isooctane, and isooctene inventory.