XML 8 R4.htm IDEA: XBRL DOCUMENT v2.4.0.6
Label Element Value
Risk/Return: rr_RiskReturnAbstract  
Registrant Name dei_EntityRegistrantName RS INVESTMENT TRUST
Prospectus Date rr_ProspectusDate May 01, 2013
Document Creation Date dei_DocumentCreationDate Jun. 03, 2013