Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Earnings Per Share [Abstract]
Net income attributable to The Andersons, Inc.	$ 2,533	$ 1,722	$ (27,208)	$ 1,449
Less: Distributed and undistributed earnings allocated to nonvested restricted stock	0	2	0	7
Earnings available to common shareholders	$ 2,533	$ 1,720	$ (27,208)	$ 1,442
Earnings per share - basic:
Weighted average shares outstanding - basic (shares)	28,350,000	28,222,000	28,327,000	28,184,000
Earnings per common share - basic (dollars per share)	$ 0.09	$ 0.06	$ (0.96)	$ 0.05
Earnings per share - diluted:
Weighted average shares outstanding - basic (shares)	28,350,000	28,222,000	28,327,000	28,184,000
Effect of dilutive awards (shares)	134,000	140,000	0	196,000
Weighted average shares outstanding - diluted (shares)	28,484,000	28,362,000	28,327,000	28,380,000
Earnings per common share - diluted (dollars per share)	$ 0.09	$ 0.06	$ (0.96)	$ 0.05
Earnings Per Share (Textual) [Abstract]
Antidilutive stock-based awards outstanding (shares)	43,000	0	43,000	0