Segment Information (Schedule of Segment Reporting) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Nov. 29, 2020	Nov. 24, 2019	Nov. 29, 2020	Nov. 24, 2019
Segment Reporting Information [Line Items]
Sales	$ 1,656.5	$ 2,056.4	$ 3,183.9	$ 4,190.3
Restaurant and marketing expenses	1,359.9	1,717.2	2,614.8	3,465.4
Segment profit	296.6	339.2	569.1	724.9
Depreciation and amortization	86.0	87.6	173.6	173.8
Purchases of land, buildings and equipment			108.2	256.5
Operating Segments | Olive Garden
Segment Reporting Information [Line Items]
Sales	829.5	1,023.6	1,617.7	2,113.8
Restaurant and marketing expenses	654.4	833.3	1,268.8	1,694.6
Segment profit	175.1	190.3	348.9	419.2
Depreciation and amortization	34.5	36.0	70.4	72.1
Purchases of land, buildings and equipment			34.6	112.1
Operating Segments | LongHorn Steakhouse
Segment Reporting Information [Line Items]
Sales	407.4	447.3	784.1	897.5
Restaurant and marketing expenses	341.1	375.4	660.8	751.1
Segment profit	66.3	71.9	123.3	146.4
Depreciation and amortization	16.5	17.0	33.4	33.8
Purchases of land, buildings and equipment			17.4	41.7
Operating Segments | Fine Dining
Segment Reporting Information [Line Items]
Sales	108.1	154.8	191.2	291.1
Restaurant and marketing expenses	87.8	124.4	161.0	240.4
Segment profit	20.3	30.4	30.2	50.7
Depreciation and amortization	7.8	8.1	15.5	15.9
Purchases of land, buildings and equipment			24.1	35.5
Operating Segments | Other Business
Segment Reporting Information [Line Items]
Sales	311.5	430.7	590.9	887.9
Restaurant and marketing expenses	272.2	383.0	515.9	775.8
Segment profit	39.3	47.7	75.0	112.1
Depreciation and amortization	24.0	24.5	48.1	48.5
Purchases of land, buildings and equipment			31.1	64.0
Corporate
Segment Reporting Information [Line Items]
Sales	0.0	0.0	0.0	0.0
Restaurant and marketing expenses	4.4	1.1	8.3	3.5
Segment profit	(4.4)	(1.1)	(8.3)	(3.5)
Depreciation and amortization	$ 3.2	$ 2.0	6.2	3.5
Purchases of land, buildings and equipment			$ 1.0	$ 3.2