Revenue (Narrative) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) mi	Mar. 31, 2021 USD ($)
Disaggregation of Revenue [Line Items]
Revenues	$ 19,100	$ 20,406
Green Plains Trade Group LLC [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 18,100	$ 19,300
Minimum [Member]
Disaggregation of Revenue [Line Items]
Revenue, Performance Obligation, Payment Terms	10 days
Percent of partnership's revenue, major customers benchmark	10.00%	10.00%
Maximum [Member]
Disaggregation of Revenue [Line Items]
Revenue, Performance Obligation, Payment Terms	30 days
Average trucking miles traveled from receipt point to delivery point | mi	100