000000 - Document - Document and Entity Information
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000011 - Document - Risk/Return Summary {Unlabeled} - Nationwide Inflation-Protected Securities Fund
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000012 - Schedule - Shareholder Fees {- Nationwide Inflation-Protected Securities Fund}
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000013 - Schedule - Annual Fund Operating Expenses {- Nationwide Inflation-Protected Securities Fund}
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000014 - Schedule - Expense Example {Transposed} {- Nationwide Inflation-Protected Securities Fund}
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000015 - Schedule - Expense Example, No Redemption {Transposed} - Nationwide Inflation-Protected Securities Fund
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000016 - Schedule - Annual Total Returns - Nationwide Inflation-Protected Securities Fund [BarChart]
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000017 - Schedule - Average Annual Total Returns {Transposed} - Nationwide Inflation-Protected Securities Fund
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000018 - Document - Risk/Return Detail {Unlabeled} - Nationwide Inflation-Protected Securities Fund
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000019 - Disclosure - Risk/Return Detail Data {Elements} - Nationwide Inflation-Protected Securities Fund
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