XML 17 R4.htm IDEA: XBRL DOCUMENT v2.4.0.8
Label Element Value
Risk/Return: rr_RiskReturnAbstract  
Registrant Name dei_EntityRegistrantName Voya MUTUAL FUNDS
Prospectus Date rr_ProspectusDate Feb. 28, 2014
Document Creation Date dei_DocumentCreationDate May 30, 2014