Financial Instruments, Risk Management Activities, and Fair Values (Concentrations table) (Details) - Customer Concentration Risk [Member]	12 Months Ended
	May 30, 2021
Net Sales [Member] | Walmart [Member]
Product Information [Line Items]
Concentration Risk Percentage	20.00%
Net Sales [Member] | Walmart [Member] | North America Retail Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	29.00%
Net Sales [Member] | Walmart [Member] | Convenience Stores and Foodservice Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	7.00%
Net Sales [Member] | Walmart [Member] | Europe and Australia [Member]
Product Information [Line Items]
Concentration Risk Percentage	0.00%
Net Sales [Member] | Walmart [Member] | Asia and Latin America [Member]
Product Information [Line Items]
Concentration Risk Percentage	5.00%
Net Sales [Member] | Walmart [Member] | Pet [Member]
Product Information [Line Items]
Concentration Risk Percentage	13.00%
Net Sales [Member] | Five Largest Customers [Member] | North America Retail Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	53.00%
Net Sales [Member] | Five Largest Customers [Member] | Convenience Stores and Foodservice Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	42.00%
Net Sales [Member] | Five Largest Customers [Member] | Europe and Australia [Member]
Product Information [Line Items]
Concentration Risk Percentage	32.00%
Net Sales [Member] | Five Largest Customers [Member] | Asia and Latin America [Member]
Product Information [Line Items]
Concentration Risk Percentage	11.00%
Net Sales [Member] | Five Largest Customers [Member] | Pet [Member]
Product Information [Line Items]
Concentration Risk Percentage	71.00%
Net Sales [Member] | No Customer Other Than Walmart [Member] | Maximum [Member]
Product Information [Line Items]
Concentration Risk Percentage	10.00%
Accounts Receivable [Member] | Walmart [Member] | North America Retail Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	28.00%
Accounts Receivable [Member] | Walmart [Member] | Convenience Stores and Foodservice Segment [Member]
Product Information [Line Items]
Concentration Risk Percentage	6.00%
Accounts Receivable [Member] | Walmart [Member] | Europe and Australia [Member]
Product Information [Line Items]
Concentration Risk Percentage	0.00%
Accounts Receivable [Member] | Walmart [Member] | Asia and Latin America [Member]
Product Information [Line Items]
Concentration Risk Percentage	5.00%
Accounts Receivable [Member] | Walmart [Member] | Pet [Member]
Product Information [Line Items]
Concentration Risk Percentage	14.00%