Related Party Transactions (Details Textual) (USD $)	3 Months Ended		6 Months Ended			1 Months Ended			1 Months Ended			0 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Director	Jun. 30, 2013	Dec. 31, 2013	Jul. 31, 2013 Lux JV Hold Co [Member]	Jul. 31, 2013 Thompsons Limited [Member] location	Jun. 30, 2014 Thompsons Limited [Member]	Jul. 31, 2013 Lansing Trade Group [Member]	Jun. 30, 2014 The Andersons Ethanol Investment LLC	Jun. 30, 2014 The Andersons Marathon Ethanol LLC	Jan. 22, 2014 Lansing Trade Group LLC	Jun. 30, 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
Percentage of company ownership interest (percentage)						100.00%	50.00%	50.00%		66.00%	50.00%	39.20%		47.50%
Proceeds from sale of investments in affiliates			31,457,000	0								31,500,000
Debt Instrument, Face Amount							64,000,000
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	65,900,000											28,500,000
Percentage of shares acquired from subsidiary (percentage)	100.00%		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	17,000,000		17,000,000
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	23,400,000		23,400,000
Investment and unpaid accrued dividends	6,400,000		6,400,000
Revenues recognized for the sale of ethanol	168,100,000	162,800,000	312,500,000	308,600,000
Revenues recognized for the sale of corn	158,100,000	200,200,000	275,300,000	405,100,000
Related party, Gross asset	17,400,000	8,600,000	17,400,000	8,600,000	8,900,000
Related party, Gross liability	5,500,000	600,000	5,500,000	600,000	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