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Acquisitions and Divestitures - Additional Information (Details) (USD $)	0 Months Ended	12 Months Ended			0 Months Ended	12 Months Ended	0 Months Ended	3 Months Ended
	Mar. 18, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jul. 01, 2014	Dec. 31, 2011	Jun. 30, 2014 facility	Sep. 30, 2014
Sealy
Business Acquisition [Line Items]
Cash price per share (in dollars per share)	$ 2.20us-gaap_BusinessAcquisitionSharePrice / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember
Net consideration transferred	$ 1,172,900,000us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember
Direct transaction costs		0tpx_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts1 / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember	18,700,000tpx_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts1 / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember	8,900,000tpx_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts1 / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember
Incremental interest expense			19,900,000tpx_BusinessAcquisitionIncrementalInterestExpense / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember
Total consideration	1,225,100,000us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_BusinessAcquisitionAxis = us-gaap_SubsidiariesMember
Japanese Third Party Acquisition
Business Acquisition [Line Items]
Net consideration transferred					8,500,000us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = tpx_JapaneseThirdPartyAcquisitionMember
Minimum
Business Acquisition [Line Items]
Fiscal period duration						364 days
Maximum
Business Acquisition [Line Items]
Fiscal period duration						371 days
U.S. Innerspring
Business Acquisition [Line Items]
Number of divestitures							3tpx_DisposalGroupIncludingDiscontinuedOperationNumberofDivestitures / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember
Total consideration							47,800,000us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember	45,000,000us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember
Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, Working Capital Adjustment								2,800,000tpx_DiscontinuedOperationAmountofAdjustmenttoPriorPeriodGainLossonDisposalWorkingCapitalAdjustment / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember
Assets of disposal group							66,800,000us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember
Loss on disposal		23,200,000us-gaap_GainLossOnSaleOfBusiness / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember
Transaction costs		$ 1,400,000tpx_DisposalGroupIncludingDiscontinuedOperationTransactionCosts / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = tpx_U.S.InnerspringMember

X

- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

+ References

No definition available.

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- Definition

The amount of increase in interest expense as a result of business acquisition.

+ References

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- Definition

Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, Working Capital Adjustment

+ References

No definition available.

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- Definition

Disposal Group, Including Discontinued Operation, Number of Divestitures

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Disposal Group, Including Discontinued Operation, Transaction Costs

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- Definition

Amount classified as assets attributable to disposal group held for sale or disposed of.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

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- 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.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 30

-Paragraph 7

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Duration of a fiscal period, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

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Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment.

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