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Restructuring Costs - Schedule of Restructuring Costs Incurred by Reportable Business Segment (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs | $ 80.5 | $ 87.6 | $ 62.2
Corporate [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs | 35.3 | 55.6 | 20.9
Food and Appliances Segment [Member] | Operating Segments [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs | 6.8 | 8.6 | 13.7
Home and Outdoor Living Segment [Member] | Operating Segments [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs | 30.5 | 9.3 | 5.9
Learning and Development Segment [Member] | Operating Segments [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs | $ 7.9 | 10.9 | 13.9
Other Segment [Member] | Operating Segments [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring costs |  | $ 3.2 | $ 7.8

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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