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Label Element Value
[RiskReturnAbstract] rr_RiskReturnAbstract  
Document Type dei_DocumentType Other
Document Period End Date dei_DocumentPeriodEndDate Aug. 31, 2013
Registrant Name dei_EntityRegistrantName Eaton Vance Growth Trust
Central Index Key dei_EntityCentralIndexKey 0000102816
Amendment Flag dei_AmendmentFlag false
Document Creation Date dei_DocumentCreationDate Aug. 20, 2014
Document Effective Date dei_DocumentEffectiveDate Aug. 20, 2014
Prospectus Date rr_ProspectusDate Jan. 01, 2014
Eaton Vance Multi-Cap Growth Fund
  
[RiskReturnAbstract] rr_RiskReturnAbstract  
Supplement [Text Block] evgt_SupplementTextBlock

Eaton Vance Multi-Cap Growth Fund
Supplement to
Prospectus dated January 1, 2014 and
Summary Prospectus dated January 1, 2014

On September 19, 2014, Eaton Vance Multi-Cap Growth Fund will discontinue all sales of its shares, except shares purchased by: (1) existing shareholders (including shares acquired through the reinvestment of dividends and distributions); (2) employer sponsored retirement plans; or (3) fee-based programs (a) sponsored by financial intermediaries for which investment decisions are made on a centralized basis at the discretion of the firm (e.g., model portfolios managed by a firm or its investment committee); and (b) that have selected the Fund prior to the close of business on September 19, 2014.

   
August 20, 2014 16011 8.20.14

 
Eaton Vance Multi-Cap Growth Fund | Class A
  
[RiskReturnAbstract] rr_RiskReturnAbstract  
Trading Symbol dei_TradingSymbol EVGFX
Eaton Vance Multi-Cap Growth Fund | Class B
  
[RiskReturnAbstract] rr_RiskReturnAbstract  
Trading Symbol dei_TradingSymbol EMGFX
Eaton Vance Multi-Cap Growth Fund | Class C
  
[RiskReturnAbstract] rr_RiskReturnAbstract  
Trading Symbol dei_TradingSymbol ECGFX
Eaton Vance Multi-Cap Growth Fund | Class I
  
[RiskReturnAbstract] rr_RiskReturnAbstract  
Trading Symbol dei_TradingSymbol EIGFX