Commitments And Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	1 Months Ended
	Aug. 24, 2014	Jul. 31, 2013 Alequin v. Darden Restaurants, Inc. plaintiff	Sep. 30, 2013 ChHab v. Darden Restaurants, Inc. plaintiff	Aug. 24, 2014 Workers Compensation and General Liabilities Accrued	May 25, 2014 Workers Compensation and General Liabilities Accrued	Aug. 24, 2014 Operating Lease Obligation	May 25, 2014 Operating Lease Obligation	Aug. 24, 2014 Property Lease Guarantee	May 25, 2014 Property Lease Guarantee
Loss Contingencies [Line Items]
Standby letters of credit				$ 124.2	$ 113.5	$ 14.5	$ 17.8
Description of lessor leasing arrangement, operating leases	fiscal 2015 through fiscal 2044
Guarantees associated with leased properties								138.3	3.4
Fair value of potential payments discounted at pre-tax cost of capital related to guarantee obligations								$ 105.3	$ 2.7
Number of original opt-In notices distributed		217,000	3,200
Number of opt-in notices, returned		20,225	541