Goodwill and Other Intangible Assets, Net - Summary of Changes in Goodwill by Reportable Business Segment (Detail) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($)
Goodwill [Line Items]
Net Book Value, Beginning balance	$ 2,970.2
Foreign Exchange	(11.9)
Gross Carrying Amount	7,675.5
Accumulated Impairment Charges	(4,717.2)
Net Book Value, Ending balance	2,958.3
Food and Appliances Segment [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	211.2
Foreign Exchange	0.1
Gross Carrying Amount	2,097.5
Accumulated Impairment Charges	(1,886.2)
Net Book Value, Ending balance	211.3
Home and Outdoor Living Segment [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	163.8
Gross Carrying Amount	2,148.8
Accumulated Impairment Charges	(1,985.0)
Net Book Value, Ending balance	163.8
Learning and Development Segment [Member]
Goodwill [Line Items]
Net Book Value, Beginning balance	2,595.2
Foreign Exchange	(12.0)
Gross Carrying Amount	3,429.2
Accumulated Impairment Charges	(846.0)
Net Book Value, Ending balance	$ 2,583.2