Goodwill and Other Intangible Assets - Additional Disclosures (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Aug. 17, 2017	Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2017	Aug. 31, 2016	May 31, 2017	Dec. 15, 2016	Nov. 30, 2016	Nov. 30, 2015
Goodwill [Line Items]
Goodwill		$ 4,503.3	$ 1,813.3	$ 4,503.3	$ 1,813.3			$ 1,771.4
Amortization of intangible assets		4.1	4.1	$ 11.1	8.6
Finite lived assets, useful life				12 years 8 months 12 days
RB Foods
Goodwill [Line Items]
Goodwill	$ 2,553.9
Finite lived assets, useful life	15 years
Giotti
Goodwill [Line Items]
Goodwill						$ 74.9
Finite lived assets, useful life				11 years 11 months
Consumer
Goodwill [Line Items]
Goodwill		3,399.6	1,645.9	$ 3,399.6	1,645.9			1,608.3	$ 1,587.7
Consumer | RB Foods
Goodwill [Line Items]
Goodwill	$ 1,702.6
Industrial
Goodwill [Line Items]
Goodwill		$ 1,103.7	$ 167.4	$ 1,103.7	$ 167.4			$ 163.1	$ 171.6
Industrial | RB Foods
Goodwill [Line Items]
Goodwill	$ 851.3
Industrial | Giotti
Goodwill [Line Items]
Goodwill							$ 74.9