Related Party Transactions (Details Textual) (USD $)	3 Months Ended			1 Months Ended			1 Months Ended			0 Months Ended
	Mar. 31, 2014 Director	Mar. 31, 2013	Dec. 31, 2013	Jul. 31, 2013 Lux JV Hold Co [Member]	Jul. 31, 2013 Thompsons Limited [Member]	Mar. 31, 2014 Thompsons Limited [Member]	Jul. 31, 2013 Lansing Trade Group [Member]	Mar. 31, 2014 The Andersons Ethanol Investment LLC	Mar. 31, 2014 The Andersons Marathon Ethanol LLC	Jan. 22, 2014 Lansing Trade Group LLC	Jan. 21, 2014 Lansing Trade Group LLC
Related Party Transaction [Line Items]
Agreement for partial redemption of equity method investment										$ 60,000,000
Proceeds from sale of investments in affiliates	31,457,000	0								31,500,000
Debt Instrument, Face Amount					64,000,000
Percentage of company ownership interest (percentage)				100.00%	50.00%	50.00%		66.00%	50.00%	39.20%	47.50%
Total Purchase Price				152,000,000	48,000,000		40,000,000
number of locations					12
Noncontrolling interest is attributed of all gains and losses of parent (percentage)								34.00%
Total distributions received from unconsolidated affiliates	65,600,000									28,500,000
Percentage of shares acquired from subsidiary (percentage)	100.00%
Voting interest in IANR (percentage)	49.90%
Voting interest held by the common shareholders (percentage)	50.10%
Rate of dividends accrued annually (percentage)	14.00%
Estimated fair value of the Company's investment in IANR	20,500,000
Number of board of directors (directors)	5
Directors from the Company (directors)	2
Directors from common shareholders (directors)	2
Independent director (directors)	1
Number of board of directors required to take key decision (directors)	4
Current maximum exposure to loss related to IANR	26,500,000
Investment and unpaid accrued dividends	6,000,000
Revenues recognized for the sale of ethanol	144,300,000	145,800,000
Revenues recognized for the sale of corn	117,200,000	204,900,000
Related party, Gross asset	24,000,000	5,000,000	8,900,000
Related party, Gross liability	10,300,000	800,000	1,200,000
Equity Method Investment, Realized Gain (Loss) on Disposal										17,100,000
Equity Method Investment, Realized Gain (Loss) on Disposal, Net of Tax										$ 10,700,000