Business Combinations (Schedule Of Purchase Price Allocation) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012
Refrigerated Dough [Member]
Restructuring Cost and Reserve [Line Items]
Receivables	$ 14.6
Inventories	23.1
Other current assets	0.1
Property	62.6
Goodwill	218.4
Other intangible assets	259.6
Total assets acquired	578.4
Accounts payable	(14.1)
Other current liabilities	(8.4)
Other liabilities	(3.9)
Total liabilities assumed	(26.4)
Net assets acquired	552.0
Annoni [Member]
Restructuring Cost and Reserve [Line Items]
Cash	0.9
Receivables	8.2
Inventories	0.5
Property	3.6
Goodwill	7.2
Other intangible assets	4.6
Total assets acquired	25.0
Accounts payable	(3.8)
Other current liabilities	(1.3)
Other liabilities	(3.1)
Total liabilities assumed	(8.2)
Net assets acquired	$ 16.8