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Goodwill and Other Intangible Assets - Goodwill by Reportable Business Segment (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Goodwill [Roll Forward] |  |
Goodwill, Beginning balance | $ 732.7 | $ 699.2
Foreign currency translation adjustments | (9.7) | 33.5
Goodwill, Ending balance | 723.0 | 732.7
North America | Tempur Sealy U.S. |  |
Goodwill [Roll Forward] |  |
Goodwill, Beginning balance | 576.6 | 572.0
Foreign currency translation adjustments | (5.5) | 4.6
Goodwill, Ending balance | 571.1 | 576.6
International | Sealy Canada |  |
Goodwill [Roll Forward] |  |
Goodwill, Beginning balance | 156.1 | 127.2
Foreign currency translation adjustments | (4.2) | 28.9
Goodwill, Ending balance | $ 151.9 | $ 156.1

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- Definition Goodwill, Translation Adjustments and Other + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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