Goodwill and Other Intangible Assets, Net - Summary of Changes in Goodwill by Reportable Business Segment (Detail) $ in Millions	6 Months Ended
	Jun. 30, 2019 USD ($)
Goodwill [Line Items]
Net Book Value, Beginning balance	$ 2,970.2
Foreign Exchange	(3.9)
Gross Carrying Amount	7,683.5
Accumulated Impairment Charges	(4,717.2)
Net Book Value, Ending balance	2,966.3
Food and Appliances
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
Goodwill [Line Items]
Net Book Value, Beginning balance	163.8
Foreign Exchange	0.0
Gross Carrying Amount	2,148.8
Accumulated Impairment Charges	(1,985.0)
Net Book Value, Ending balance	163.8
Learning and Development
Goodwill [Line Items]
Net Book Value, Beginning balance	2,595.2
Foreign Exchange	(4.0)
Gross Carrying Amount	3,437.2
Accumulated Impairment Charges	(846.0)
Net Book Value, Ending balance	$ 2,591.2