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Commitments And Contingencies (Details) (USD $)
In Millions, unless otherwise specified
9 Months Ended 1 Months Ended
Feb. 22, 2015
Jul. 31, 2013
plaintiff
Sep. 30, 2013
plaintiff
May 25, 2014
Loss Contingencies [Line Items]        
Description of lessor leasing arrangement, operating leases fiscal 2015 through fiscal 2044      
Alequin v. Darden Restaurants, Inc.        
Loss Contingencies [Line Items]        
Number of original opt-In notices distributed   217,000dri_LossContingencyNumberofPotentialPlaintiffs
/ us-gaap_LitigationCaseAxis
= dri_Case1Member
   
Number of plaintiffs   20,225us-gaap_LossContingencyNumberOfPlaintiffs
/ us-gaap_LitigationCaseAxis
= dri_Case1Member
   
ChHab v. Darden Restaurants, Inc.        
Loss Contingencies [Line Items]        
Number of original opt-In notices distributed     3,200dri_LossContingencyNumberofPotentialPlaintiffs
/ us-gaap_LitigationCaseAxis
= dri_Case2Member
 
Number of plaintiffs     541us-gaap_LossContingencyNumberOfPlaintiffs
/ us-gaap_LitigationCaseAxis
= dri_Case2Member
 
Workers Compensation and General Liabilities Accrued        
Loss Contingencies [Line Items]        
Standby letters of credit 124.2us-gaap_LettersOfCreditOutstandingAmount
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= dri_WorkersCompensationAndGeneralLiabilitiesAccruedMember
    $ 113.5us-gaap_LettersOfCreditOutstandingAmount
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= dri_WorkersCompensationAndGeneralLiabilitiesAccruedMember
Operating Lease Obligation        
Loss Contingencies [Line Items]        
Standby letters of credit 14.1us-gaap_LettersOfCreditOutstandingAmount
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= dri_OperatingLeaseObligationMember
    17.8us-gaap_LettersOfCreditOutstandingAmount
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= dri_OperatingLeaseObligationMember
Property Lease Guarantee        
Loss Contingencies [Line Items]        
Guarantees associated with leased properties 143.3us-gaap_LossContingencyRangeOfPossibleLossMaximum
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember
    3.4us-gaap_LossContingencyRangeOfPossibleLossMaximum
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember
Fair value of potential payments discounted at pre-tax cost of capital related to guarantee obligations 109.7us-gaap_GuaranteesFairValueDisclosure
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember
    $ 2.7us-gaap_GuaranteesFairValueDisclosure
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember