Earnings Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Earnings Per Share [Abstract]
Net income attributable to The Andersons, Inc.	$ 17,161	$ 16,884	$ 59,278	$ 64,490
Less: Distributed and undistributed earnings allocated to nonvested restricted stock	56	95	210	309
Earnings available to common shareholders	$ 17,105	$ 16,789	$ 59,068	$ 64,181
Earnings per share - basic:
Weighted average shares outstanding - basic (shares)	18,673	18,534	18,648	18,516
Earnings per common share - basic (dollars per share)	$ 0.92	$ 0.91	$ 3.17	$ 3.47
Earnings per share - diluted:
Weighted average shares outstanding - basic (shares)	18,673	18,534	18,648	18,516
Effect of dilutive awards (shares)	150	114	125	171
Weighted average shares outstanding - diluted (shares)	18,823	18,648	18,773	18,687
Earnings per common share - diluted (dollars per share)	$ 0.91	$ 0.90	$ 3.15	$ 3.43
Earnings Per Share (Textual) [Abstract]
Antidilutive stock-based awards outstanding (shares)			0