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New Accounting Standards New Accounting Standards (Details) $ in Millions | Dec. 31, 2016 USD ($)
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New Accounting Standards [Abstract] |
Cumulative Effect of New Accounting Principle in Period of Adoption | $ 7

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- Definition New Accounting Standards [Abstract] + References No definition available. + Details
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Namespace Prefix: | adm_
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- Definition Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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Period Type: | instant