Financial Instruments, Risk Management Activities, and Fair Values (Schedule of Pre-tax Amounts of Cash-Settled Interest Rate Hedges in AOCI) (Details) $ in Millions	12 Months Ended
May 25, 2025 USD ($)
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (11.8)
3.2% notes due February 10, 2027 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ 2.9
Derivative, Maturity Date	Feb. 10, 2027
Debt Instrument, Interest Rate, Stated Percentage	3.20%
1.5% notes due April 27, 2027 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (0.6)
Derivative, Maturity Date	Apr. 27, 2027
Debt Instrument, Interest Rate, Stated Percentage	1.50%
4.2% notes due April 17, 2028 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (3.0)
Derivative, Maturity Date	Apr. 17, 2028
Debt Instrument, Interest Rate, Stated Percentage	4.20%
3.907% notes due April 13, 2029 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (3.4)
Derivative, Maturity Date	Apr. 13, 2029
Debt Instrument, Interest Rate, Stated Percentage	3.907%
2.25% notes due October 14, 2031 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ 12.6
Derivative, Maturity Date	Oct. 14, 2031
Debt Instrument, Interest Rate, Stated Percentage	2.25%
4.95% notes due March 29, 2033 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (1.1)
Derivative, Maturity Date	Mar. 29, 2033
Debt Instrument, Interest Rate, Stated Percentage	4.95%
5.25% notes due January 30, 2035 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ 0.1
Derivative, Maturity Date	Jan. 30, 2035
Debt Instrument, Interest Rate, Stated Percentage	5.25%
4.55% notes due April 17, 2038 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (7.0)
Derivative, Maturity Date	Apr. 17, 2038
Debt Instrument, Interest Rate, Stated Percentage	4.55%
5.4% notes due June 15, 2040 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (8.4)
Derivative, Maturity Date	Jun. 15, 2040
Debt Instrument, Interest Rate, Stated Percentage	5.40%
4.15% notes due February 15, 2043 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ 7.0
Derivative, Maturity Date	Feb. 15, 2043
Debt Instrument, Interest Rate, Stated Percentage	4.15%
4.7% notes due April 17, 2048 [Member]
Debt Instrument [Line Items]
Pre-tax hedge gain (loss) in AOCI	$ (10.9)
Derivative, Maturity Date	Apr. 17, 2048
Debt Instrument, Interest Rate, Stated Percentage	4.70%

Contractual interest rate for funds borrowed, under the debt agreement.

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