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Related Party Transactions (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016 | Dec. 31, 2016
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | $ 215,031 | $ 225,114 | $ 215,031 | $ 225,114 | $ 216,931
Income earned from Company's equity method investees |  | 3,586 | 8,422 | 8,093 | 3,789 |
The Andersons Albion Ethanol LLC |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | 42,302 | 36,661 | 42,302 | 36,661 | 38,972
Income earned from Company's equity method investees |  | 1,473 | 2,528 | 3,331 | 3,857 |
The Andersons Clymers Ethanol LLC |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | 17,837 | 21,340 | 17,837 | 21,340 | 19,739
Income earned from Company's equity method investees |  | 1,822 | 2,706 | 2,597 | 3,516 |
The Andersons Marathon Ethanol LLC |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | 12,390 | 23,812 | 12,390 | 23,812 | 22,069
Income earned from Company's equity method investees |  | 985 | 2,655 | 1,301 | 2,557 |
Lansing Trade Group LLC |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | 89,541 | 91,573 | 89,541 | 91,573 | 89,050
Income earned from Company's equity method investees |  | 305 | 689 | 491 | (7,412) |
Thompsons Limited |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments | [1] | 50,399 | 47,494 | 50,399 | 47,494 | 46,184
Income earned from Company's equity method investees | [2] | (940) | (156) | 546 | 1,271 |
Other |  |  |  |  |  |
Equity Method Investment Companys Investment Balance In Each Equity Method Investees By Entity [Abstract] |  |  |  |  |  |
Equity method investments |  | 2,562 | 4,234 | 2,562 | 4,234 | $ 917
Income earned from Company's equity method investees |  | $ (59) | $ 0 | $ (173) | $ 0 |
[1] | Thompsons Limited and related U.S. operating company held by joint ventures
[2] | Thompsons Limited and related U.S. operating company held by joint ventures

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