Segment Information - Schedule of Segment Reporting Information, by Segment (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Segment Reporting Information [Line Items]
Net sales	$ 2,277.2	$ 2,466.6	$ 6,290.3	$ 7,062.8
Operating income (loss)	(7,903.8)	141.1	(7,846.3)	243.8
Total segment assets	15,785.7	23,611.3	15,785.7	23,611.3
Restructuring Costs [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	(11.4)	(35.5)	(62.5)	(68.4)
Corporate [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	(110.2)	(128.0)	(335.8)	(411.5)
Total segment assets	2,229.5	1,458.9	2,229.5	1,458.9
Food and Appliances Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	721.5	814.6	1,875.5	2,033.2
Operating income (loss)	(3,323.6)	105.1	(3,270.7)	205.9
Total segment assets	4,308.0	7,919.2	4,308.0	7,919.2
Home and Outdoor Living Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	726.5	779.5	2,137.9	2,242.5
Operating income (loss)	(4,300.4)	95.5	(4,283.2)	165.6
Total segment assets	4,206.7	8,584.0	4,206.7	8,584.0
Learning and Development Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	829.2	862.8	2,274.9	2,539.4
Operating income (loss)	(159.2)	108.9	102.5	442.6
Total segment assets	5,015.1	5,620.4	5,015.1	5,620.4
Other Segment [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales		9.7	2.0	247.7
Operating income (loss)	1.0	(4.9)	3.4	(90.4)
Total segment assets	$ 26.4	$ 28.8	$ 26.4	$ 28.8