Goodwill and Other Intangible Assets - Segment Goodwill Rollforward (Details) - USD ($) $ in Millions	9 Months Ended
	Aug. 31, 2017	Aug. 31, 2016
Goodwill [Line Items]
Beginning of year	$ 1,771.4
Ending of year	4,503.3	$ 1,813.3
Consumer
Goodwill [Line Items]
Beginning of year	1,608.3	1,587.7
Changes in preliminary purchase price allocation	(7.7)	(23.2)
Increases in goodwill from acquisitions	1,702.6	61.3
Foreign currency fluctuations	96.4	20.1
Ending of year	3,399.6	1,645.9
Industrial
Goodwill [Line Items]
Beginning of year	163.1	171.6
Changes in preliminary purchase price allocation	0.0	0.0
Increases in goodwill from acquisitions	926.2	0.0
Foreign currency fluctuations	14.4	(4.2)
Ending of year	$ 1,103.7	$ 167.4