Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Segment Reporting Information [Line Items]
Revenues from external customers	$ 3,273,726	$ 1,890,180	$ 5,909,455	$ 3,743,286
Income (loss) before income taxes attributable to the Company	54,141	18,239	74,993	(20,886)
Net income (loss) attributable to noncontrolling interests	2,625	(10,407)	780	(23,856)
Income (loss) before income taxes	56,766	7,832	75,773	(44,742)
Total assets	4,049,089	3,303,989	4,049,089	3,303,989	$ 4,272,121
Operating Segments | Trade
Segment Reporting Information [Line Items]
Revenues from external customers	2,297,869	1,351,168	4,280,377	2,729,209
Income (loss) before income taxes attributable to the Company	13,777	393	27,632	(9,591)
Operating Segments | Ethanol
Segment Reporting Information [Line Items]
Revenues from external customers	616,527	223,745	1,059,486	536,784
Income (loss) before income taxes attributable to the Company	23,531	868	26,457	(23,108)
Operating Segments | Plant Nutrient
Segment Reporting Information [Line Items]
Revenues from external customers	321,409	279,825	490,661	404,738
Income (loss) before income taxes attributable to the Company	23,995	19,407	32,518	18,215
Operating Segments | Rail
Segment Reporting Information [Line Items]
Revenues from external customers	37,921	35,442	78,931	72,555
Income (loss) before income taxes attributable to the Company	3,064	2,606	7,955	3,613
Other
Segment Reporting Information [Line Items]
Income (loss) before income taxes attributable to the Company	$ (10,226)	$ (5,035)	$ (19,569)	$ (10,015)