XML 33 R62.htm IDEA: XBRL DOCUMENT v3.7.0.1
Label Element Value
Risk/Return: rr_RiskReturnAbstract  
Registrant Name dei_EntityRegistrantName Voya MUTUAL FUNDS
Prospectus Date rr_ProspectusDate May 31, 2017
Document Creation Date dei_DocumentCreationDate May 26, 2017