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Label Element Value
Risk/Return: rr_RiskReturnAbstract  
Entity Registrant Name dei_EntityRegistrantName AMERICAN BEACON FUNDS
Entity Central Index Key dei_EntityCentralIndexKey 0000809593
Document Creation Date dei_DocumentCreationDate Aug. 27, 2013
Document Effective Date dei_DocumentEffectiveDate Aug. 28, 2013
Prospectus Date rr_ProspectusDate Aug. 28, 2013