Special Charges And Transaction And Integration Expenses (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 02, 2026	May 31, 2026	May 31, 2025	May 31, 2026	May 31, 2025	Nov. 30, 2025
Special Charges [Line Items]
Special charges		$ 60.0	$ 12.8	$ 85.1	$ 12.8
Transaction And Integration Expenses Included In Cost Of Goods Sold		0.0	0.0	15.0	0.0
Transaction expenses included in Interest expense		6.8	0.0	6.8	0.0
Total Special Charges, Including Transaction And Integration Related Expenses		66.8	12.8	106.9	12.8
McCormick De Mexico
Special Charges [Line Items]
Step up adjustment	$ 15.0
Transaction and integration expenses in Special charges				8.1
Cost of goods sold				15.0
Unilever Foods
Special Charges [Line Items]
Transaction and integration expenses in Special charges				57.4
Transaction expenses included in Interest expense				6.8
Total Special charges related to the pending Unilever transaction				64.2
Accrued Liabilities
Special Charges [Line Items]
Reserve				8.6		$ 4.7
Transaction and integration expenses
Special Charges [Line Items]
Special charges		57.6	0.8	65.5	0.8
Employee severance and related benefits
Special Charges [Line Items]
Special charges		1.8	11.4	18.0	11.4
Other costs
Special Charges [Line Items]
Special charges		$ 0.6	$ 0.6	$ 1.6	$ 0.6