Note 3 - Revenues From Contracts With Customers and Other Revenues (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three Months Ended June 30, 2020
Major Goods/Service Line	Revenues from Contracts with Customers		Other Revenues		Total
Ethanol sales and related products, net	$	83	$	—	$	83
Hydrocarbon revenue		859		—		859
Other revenue		46		—		46
	$	988	$	—	$	988
Timing of Revenue Recognition
Goods transferred at a point in time	$	942	$	—	$	942
Services transferred over time		46		—		46
	$	988	$	—	$	988

	Three Months Ended June 30, 2019
Major Goods/Service Line	Revenues from Contracts with Customers		Other Revenues		Total
Ethanol sales and related products, net	$	4,996	$	—	$	4,996
Hydrocarbon revenue		92		—		92
Other revenue		—		28		28
	$	5,058	$	28	$	5,086
Timing of Revenue Recognition
Goods transferred at a point in time	$	5,058	$	—	$	5,058
Services transferred over time		—		28		28
	$	5,058	$	28	$	5,086

	Six Months Ended June 30, 2020
Major Goods/Service Line	Revenues from Contracts with Customers		Other Revenues		Total
Ethanol sales and related products, net	$	3,783	$	—	$	3,783
Hydrocarbon revenue		984		—		984
Other revenue		46		—		46
	$	4,813	$	—	$	4,813
Timing of Revenue Recognition
Goods transferred at a point in time	$	4,767	$	—	$	4,767
Services transferred over time		46		—		46
	$	4,813	$	—	$	4,813

	Six Months Ended June 30, 2019
Major Goods/Service Line	Revenues from Contracts with Customers		Other Revenues		Total
Ethanol sales and related products, net	$	10,630		—	$	10,630
Hydrocarbon revenue		831		—		831
Other revenue		—		28		28
	$	11,461	$	28	$	11,489
Timing of Revenue Recognition
Goods transferred at a point in time	$	11,461	$	—	$	11,461
Services transferred over time		—		28		28
	$	11,461	$	28	$	11,489