Goodwill and Other Intangible Assets, Net - Summary of Goodwill Activity (Detail) $ in Millions	6 Months Ended
	Jun. 30, 2018 USD ($)
Goodwill [Line Items]
Net Book Value, Beginning balance	$ 6,873.0
Other Adjustments	0.0
Foreign Exchange	(37.0)
Gross Carrying Amount	7,696.1
Accumulated Impairment Charges	(860.1)
Net Book Value, Ending balance	6,836.0
Food and Appliances [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	1,990.0
Other Adjustments	0.0
Foreign Exchange	(13.0)
Gross Carrying Amount	2,096.4
Accumulated Impairment Charges	(119.4)
Net Book Value, Ending balance	1,977.0
Home and Outdoor Living [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	2,148.0
Other Adjustments	0.0
Foreign Exchange	(2.0)
Gross Carrying Amount	2,146.0
Net Book Value, Ending balance	2,146.0
Learning and Development [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	2,735.0
Other Adjustments	0.0
Foreign Exchange	(22.0)
Gross Carrying Amount	3,453.7
Accumulated Impairment Charges	(740.7)
Net Book Value, Ending balance	2,713.0
Other [Member] | Operating Segments [Member]
Goodwill [Line Items]
Other Adjustments	$ 0.0