Segment Information (Details) $ in Millions	3 Months Ended		6 Months Ended
	Nov. 29, 2015 USD ($)	Nov. 23, 2014 USD ($)	Nov. 29, 2015 USD ($) segment	Nov. 23, 2014 USD ($)	May. 31, 2015 USD ($)
Segment Reporting [Abstract]
Number of Reportable Segments | segment			4
Segment Reporting Information [Line Items]
Sales	$ 1,608.8	$ 1,559.0	$ 3,295.8	$ 3,154.8
Restaurant and marketing expenses	1,342.2	1,331.6	2,718.5	2,678.7
Segment profit	266.6	227.4	577.3	476.1
Depreciation and amortization	75.3	80.1	156.4	158.8
Impairments and disposal of assets, net	7.7	39.3	6.0	46.3
Segments assets	5,182.3	5,787.9	5,182.3	5,787.9	$ 5,994.7
Capital expenditures			122.2	167.4
Operating Segments | Olive Garden
Segment Reporting Information [Line Items]
Sales	892.3	881.7	1,836.9	1,795.2
Restaurant and marketing expenses	735.2	741.2	1,487.8	1,506.3
Segment profit	157.1	140.5	349.1	288.9
Depreciation and amortization	33.4	37.7	69.9	74.8
Impairments and disposal of assets, net	1.2	15.2	0.0	15.8
Segments assets	943.4	1,706.6	943.4	1,706.6
Capital expenditures			44.1	70.5
Operating Segments | LongHorn Steakhouse
Segment Reporting Information [Line Items]
Sales	365.1	345.9	748.9	702.8
Restaurant and marketing expenses	310.3	303.1	637.0	606.7
Segment profit	54.8	42.8	111.9	96.1
Depreciation and amortization	17.4	17.6	36.9	35.2
Impairments and disposal of assets, net	0.0	0.0	(1.2)	0.8
Segments assets	985.5	1,289.4	985.5	1,289.4
Capital expenditures			30.3	37.9
Operating Segments | Fine Dining
Segment Reporting Information [Line Items]
Sales	123.3	120.4	236.5	224.4
Restaurant and marketing expenses	100.9	99.3	196.3	188.0
Segment profit	22.4	21.1	40.2	36.4
Depreciation and amortization	6.7	6.5	13.5	13.0
Impairments and disposal of assets, net	0.0	0.0	0.7	0.0
Segments assets	854.2	869.5	854.2	869.5
Capital expenditures			8.0	11.6
Operating Segments | Other Business
Segment Reporting Information [Line Items]
Sales	228.1	211.0	473.5	432.4
Restaurant and marketing expenses	195.8	188.0	397.4	377.7
Segment profit	32.3	23.0	76.1	54.7
Depreciation and amortization	12.5	11.7	25.0	23.4
Impairments and disposal of assets, net	6.5	15.5	6.5	21.0
Segments assets	1,000.7	1,071.2	1,000.7	1,071.2
Capital expenditures			37.4	44.4
Corporate
Segment Reporting Information [Line Items]
Sales	0.0	0.0	0.0	0.0
Restaurant and marketing expenses	0.0	0.0	0.0	0.0
Segment profit	0.0	0.0	0.0	0.0
Depreciation and amortization	5.3	6.6	11.1	12.4
Impairments and disposal of assets, net	0.0	8.6	0.0	8.7
Segments assets	$ 1,398.5	$ 851.2	1,398.5	851.2
Capital expenditures			$ 2.4	$ 3.0