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Commitments and Contingencies - Litigation relating to Merger (Details) (Class Action Lawsuits Relating To Merger, USD $) In Millions, except Per Share data, unless otherwise specified | 6 Months Ended
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Jun. 30, 2014 officers
Class Action Lawsuits Relating To Merger |
Loss Contingencies [Line Items] |
Loss Contingency, Number of Defendants | 2
Number of shares held by shareholders who sent notices to exercise rights as per Merger Agreement | 3.1
Litigation Required Notice Period | 120
Cash per share price (in dollars per share) | $ 2.20

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- Definition Litigation Required Notice Period + References No definition available. + Details
Name: | tpx_LitigationRequiredNoticePeriod
Namespace Prefix: | tpx_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of shares held by the shareholders who sent notices to Sealy purporting to exercise their appraisal rights in accordance with the Merger Agreement. + References No definition available. + Details
Name: | tpx_NumberOfSharesHeldByShareholdersWhoSentNoticesToExerciseRightsAsPerMergerAgreement
Namespace Prefix: | tpx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of defendants named in a legal action. + References No definition available. + Details
Name: | us-gaap_LossContingencyNumberOfDefendants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration