Segment Information (Schedule of Segment Reporting) (Details) - USD ($) $ in Millions	3 Months Ended
	Aug. 25, 2019	Aug. 26, 2018
Segment Reporting Information [Line Items]
Sales	$ 2,133.9	$ 2,061.4
Restaurant and marketing expenses	1,748.2	1,687.0
Segment profit	385.7	374.4
Depreciation and amortization	86.2	80.7
Impairments and disposal of assets, net	0.0	0.1
Purchases of land, buildings and equipment	117.1	106.4
Operating Segments | Olive Garden
Segment Reporting Information [Line Items]
Sales	1,090.2	1,052.0
Restaurant and marketing expenses	861.3	835.0
Segment profit	228.9	217.0
Depreciation and amortization	36.1	33.6
Impairments and disposal of assets, net	1.4	0.0
Purchases of land, buildings and equipment	50.8	41.4
Operating Segments | LongHorn Steakhouse
Segment Reporting Information [Line Items]
Sales	450.2	430.4
Restaurant and marketing expenses	375.7	358.8
Segment profit	74.5	71.6
Depreciation and amortization	16.8	16.7
Impairments and disposal of assets, net	0.0	0.1
Purchases of land, buildings and equipment	16.1	19.1
Operating Segments | Fine Dining
Segment Reporting Information [Line Items]
Sales	136.1	129.9
Restaurant and marketing expenses	115.8	109.7
Segment profit	20.3	20.2
Depreciation and amortization	7.8	7.2
Impairments and disposal of assets, net	0.0	0.0
Purchases of land, buildings and equipment	18.1	8.3
Operating Segments | Other Business
Segment Reporting Information [Line Items]
Sales	457.4	449.1
Restaurant and marketing expenses	393.0	381.2
Segment profit	64.4	67.9
Depreciation and amortization	24.0	21.8
Impairments and disposal of assets, net	0.0	0.0
Purchases of land, buildings and equipment	30.0	35.7
Corporate
Segment Reporting Information [Line Items]
Sales	0.0	0.0
Restaurant and marketing expenses	2.4	2.3
Segment profit	(2.4)	(2.3)
Depreciation and amortization	1.5	1.4
Impairments and disposal of assets, net	(1.4)	0.0
Purchases of land, buildings and equipment	$ 2.1	$ 1.9