Segment Information (Schedule of Segment Reporting) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 24, 2019	Feb. 25, 2018	Feb. 24, 2019	Feb. 25, 2018
Segment Reporting Information [Line Items]
Sales	$ 2,246.5	$ 2,128.4	$ 6,281.3	$ 5,946.0
Restaurant and marketing expenses	1,791.3	1,706.0	5,123.0	4,869.2
Segment profit	455.2	422.4	1,158.3	1,076.8
Depreciation and amortization	85.3	79.2	248.8	234.1
Impairments and disposal of assets, net	1.6	(0.3)	4.4	(1.1)
Purchases of land, buildings and equipment			346.9	294.9
Operating Segments | Olive Garden
Segment Reporting Information [Line Items]
Sales	1,130.2	1,073.2	3,180.3	3,014.6
Restaurant and marketing expenses	883.2	846.5	2,530.6	2,421.2
Segment profit	247.0	226.7	649.7	593.4
Depreciation and amortization	35.5	33.7	103.8	99.2
Impairments and disposal of assets, net	2.2	0.1	4.6	0.1
Purchases of land, buildings and equipment			146.1	125.8
Operating Segments | LongHorn Steakhouse
Segment Reporting Information [Line Items]
Sales	483.2	452.8	1,326.2	1,245.0
Restaurant and marketing expenses	386.8	362.9	1,093.7	1,031.0
Segment profit	96.4	89.9	232.5	214.0
Depreciation and amortization	17.2	16.5	50.6	49.3
Impairments and disposal of assets, net	0.0	(0.3)	0.3	(0.3)
Purchases of land, buildings and equipment			50.5	55.6
Operating Segments | Fine Dining
Segment Reporting Information [Line Items]
Sales	174.5	164.4	451.2	427.1
Restaurant and marketing expenses	130.2	124.1	356.7	340.5
Segment profit	44.3	40.3	94.5	86.6
Depreciation and amortization	8.5	7.9	24.9	23.5
Impairments and disposal of assets, net	0.0	0.0	0.0	0.0
Purchases of land, buildings and equipment			31.2	21.6
Operating Segments | Other Business
Segment Reporting Information [Line Items]
Sales	458.6	438.0	1,323.6	1,259.3
Restaurant and marketing expenses	391.1	372.5	1,142.0	1,076.5
Segment profit	67.5	65.5	181.6	182.8
Depreciation and amortization	24.1	21.1	69.5	62.1
Impairments and disposal of assets, net	0.0	0.0	0.0	0.0
Purchases of land, buildings and equipment			116.3	87.7
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	0.0	0.0	0.0	0.0
Impairments and disposal of assets, net	$ (0.6)	$ (0.1)	(0.5)	(0.9)
Purchases of land, buildings and equipment			$ 2.8	$ 4.2