Consolidated Statements Of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	9 Months Ended
Feb. 22, 2015	Feb. 23, 2014
Cash flows—operating activities
Net earnings	$ 604.2us-gaap_NetIncomeLoss	$ 199.7us-gaap_NetIncomeLoss
Earnings from discontinued operations, net of tax	(525.9)	(64.8)
Adjustments to reconcile net earnings from continuing operations to cash flows:
Depreciation and amortization	238.4	226.0
Asset impairment charges	51.0us-gaap_AssetImpairmentCharges	1.2us-gaap_AssetImpairmentCharges
Amortization of loan costs and losses on interest-rate related derivatives	6.7	10.3
Stock-based compensation expense	41.3us-gaap_ShareBasedCompensation	33.2us-gaap_ShareBasedCompensation
Change in current assets and liabilities	34.0	87.3
Contributions to pension and postretirement plans	(1.1)	(0.9)
(Gain) loss on disposal of land, buildings and equipment	(0.6)	5.3
Change in cash surrender value of trust-owned life insurance	(5.8)	(10.7)
Deferred income taxes	(0.4)us-gaap_DeferredIncomeTaxExpenseBenefit	(21.7)us-gaap_DeferredIncomeTaxExpenseBenefit
Change in deferred rent	17.2dri_IncreaseDecreaseInDeferredRent	22.2dri_IncreaseDecreaseInDeferredRent
Change in other assets and liabilities	6.3	15.8
Loss on extinguishment of debt	91.3	0
Income tax benefits from exercise of stock-based compensation credited to goodwill	0.1	0.1
Other, net	(0.7)us-gaap_OtherNoncashIncomeExpense	3.4us-gaap_OtherNoncashIncomeExpense
Net cash provided by operating activities of continuing operations	556.0	506.4
Cash flows—investing activities
Purchases of land, buildings and equipment	(230.1)	(337.5)
Proceeds from disposal of land, buildings and equipment	24.8	1.6
Purchases of marketable securities	0	(3.0)
Proceeds from sale of marketable securities	9.7	8.7
Increase in other assets	(13.2)	(19.7)
Net cash used in investing activities of continuing operations	(208.8)	(349.9)
Cash flows—financing activities
Proceeds from issuance of common stock	107.1	43.8
Income tax benefits credited to equity	9.1	9.5
Dividends paid	(209.3)us-gaap_PaymentsOfDividends	(215.7)us-gaap_PaymentsOfDividends
Repurchases of common stock	(502.3)	(0.5)
ESOP note receivable repayment	0.8	0.7
Proceeds from issuance of short-term debt	397.4us-gaap_ProceedsFromShortTermDebt	1,832.8us-gaap_ProceedsFromShortTermDebt
Repayments of short-term debt	(605.0)us-gaap_RepaymentsOfShortTermDebt	(1,815.8)us-gaap_RepaymentsOfShortTermDebt
Repayment of long-term debt	(1,065.9)us-gaap_RepaymentsOfLongTermDebt	0us-gaap_RepaymentsOfLongTermDebt
Payment of debt issuance costs	0us-gaap_PaymentsOfDebtIssuanceCosts	(1.4)us-gaap_PaymentsOfDebtIssuanceCosts
Principal payments on capital leases	(1.7)	(1.5)
Proceeds from financing lease obligation	93.1	0
Net cash used in financing activities of continuing operations	(1,776.7)	(148.1)
Cash flows—discontinued operations
Net cash (used in) provided by operating activities of discontinued operations	(216.6)	160.3
Net cash provided by (used in) investing activities of discontinued operations	1,984.0	(129.9)
Net cash provided by discontinued operations	1,767.4	30.4
Increase in cash and cash equivalents	337.9	38.8
Cash and cash equivalents - beginning of period	98.3	88.2
Cash and cash equivalents - end of period	436.2	127.0
Cash flows from changes in current assets and liabilities
Receivables, net	18.7us-gaap_IncreaseDecreaseInReceivables	16.7us-gaap_IncreaseDecreaseInReceivables
Inventories	55.6us-gaap_IncreaseDecreaseInInventories	(34.2)us-gaap_IncreaseDecreaseInInventories
Prepaid expenses and other current assets	(5.0)	1.5
Accounts payable	(43.5)	23.3
Accrued payroll	8.0	3.5
Prepaid/accrued income taxes	(55.7)	(7.3)
Other accrued taxes	(2.3)	(2.5)
Unearned revenues	75.0	63.1
Other current liabilities	(16.8)	23.2
Change in current assets and liabilities	34.0	87.3
Supplemental schedule of noncash investing activities:
Increase in land, buildings and equipment through accrued purchases	$ 18.9	$ 34.2

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