Segment Information (Schedule of Segment Reporting) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 23, 2020	Feb. 24, 2019	Feb. 23, 2020	Feb. 24, 2019
Segment Reporting Information [Line Items]
Sales	$ 2,346.5	$ 2,246.5	$ 6,536.8	$ 6,281.3
Restaurant and marketing expenses	1,880.1	1,791.3	5,345.5	5,123.0
Segment profit	466.4	455.2	1,191.3	1,158.3
Depreciation and amortization	87.7	85.3	261.5	248.8
Impairments and disposal of assets, net	0.1	1.6	0.2	4.4
Purchases of land, buildings and equipment			374.5	346.9
Operating Segments | Olive Garden
Segment Reporting Information [Line Items]
Sales	1,169.3	1,130.2	3,283.0	3,180.3
Restaurant and marketing expenses	922.6	884.6	2,617.1	2,534.2
Segment profit	246.7	245.6	665.9	646.1
Depreciation and amortization	35.3	35.5	107.4	103.8
Impairments and disposal of assets, net	0.6	2.2	2.4	4.6
Purchases of land, buildings and equipment			164.1	146.1
Operating Segments | LongHorn Steakhouse
Segment Reporting Information [Line Items]
Sales	510.7	483.2	1,408.2	1,326.2
Restaurant and marketing expenses	406.1	385.9	1,157.2	1,090.2
Segment profit	104.6	97.3	251.0	236.0
Depreciation and amortization	17.1	17.2	50.9	50.6
Impairments and disposal of assets, net	0.5	0.0	1.7	0.3
Purchases of land, buildings and equipment			61.8	50.5
Operating Segments | Fine Dining
Segment Reporting Information [Line Items]
Sales	188.4	174.5	479.4	451.2
Restaurant and marketing expenses	141.7	131.1	381.9	358.7
Segment profit	46.7	43.4	97.5	92.5
Depreciation and amortization	8.0	7.5	23.9	21.8
Impairments and disposal of assets, net	0.0	0.0	0.0	0.0
Purchases of land, buildings and equipment			50.5	31.2
Operating Segments | Other Business
Segment Reporting Information [Line Items]
Sales	478.1	458.6	1,366.2	1,323.6
Restaurant and marketing expenses	408.6	389.4	1,184.6	1,135.5
Segment profit	69.5	69.2	181.6	188.1
Depreciation and amortization	24.7	23.8	73.2	68.3
Impairments and disposal of assets, net	0.0	0.0	0.0	0.0
Purchases of land, buildings and equipment			93.4	116.3
Corporate
Segment Reporting Information [Line Items]
Sales	0.0	0.0	0.0	0.0
Restaurant and marketing expenses	1.1	0.3	4.7	4.4
Segment profit	(1.1)	(0.3)	(4.7)	(4.4)
Depreciation and amortization	2.6	1.3	6.1	4.3
Impairments and disposal of assets, net	$ (1.0)	$ (0.6)	(3.9)	(0.5)
Purchases of land, buildings and equipment			$ 4.7	$ 2.8