Debt Instrument, Covenant, Leverage Ratio, Consolidated Indebtedness, Letters Of Credit Outstanding

No definition available.

Name:	tpx_DebtInstrumentCovenantLeverageRatioConsolidatedIndebtednessLettersOfCreditOutstanding
Namespace Prefix:	tpx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Domestic and Foreign Qualified Cash, Maximum Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	tpx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Domestic And Foreign Unrestricted Cash

+ References

No definition available.

+ Details

Name:	tpx_DomesticAndForeignUnrestrictedCash
Namespace Prefix:	tpx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Equity Interest Of Subsidiary Guarantor

+ References

No definition available.

+ Details

Name:	tpx_EquityInterestOfSubsidiaryGuarantor
Namespace Prefix:	tpx_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Equity Voting Rights of Subsidiary

+ References

No definition available.

+ Details

Name:	tpx_EquityVotingRightsOfSubsidiary
Namespace Prefix:	tpx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Increase In Borrowing Capacity

+ References

No definition available.

+ Details

Name:	tpx_LineOfCreditFacilityIncreaseInBorrowingCapacity
Namespace Prefix:	tpx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of increase (decrease) of the credit facility.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- 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

+ Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
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- Details

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Namespace Prefix:
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Balance Type:
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- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=tpx_DelayedDrawTermLoanMember
Namespace Prefix:
Data Type:	na
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Period Type:

Debt - 2023 Credit Agreement (Details) - USD ($)		3 Months Ended	12 Months Ended
Debt - 2023 Credit Agreement (Details) - USD ($)	Oct. 10, 2023	Jun. 30, 2024	Dec. 31, 2023	Feb. 06, 2024	Apr. 06, 2021	Apr. 12, 2017
2023 Credit Agreement \| Line of Credit
Line of Credit Facility [Line Items]
Equity interest of subsidiary guarantor (percentage)	100.00%
Equity Voting Rights of Subsidiary	65.00%
Leverage ratio, letters of credit outstanding	$ 60,000,000
Domestic and Foreign Qualified Cash, Maximum Percentage	100.00%
Domestic And Foreign Unrestricted Cash			$ 74,900,000
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum					$ 200,000,000	$ 120,000,000
Revolving Credit Facility [Member] \| Line of Credit
Line of Credit Facility [Line Items]
Line of Credit Facility, Increase (Decrease), Net			28,100,000
Revolving Credit Facility [Member] \| 2023 Credit Agreement \| Base Rate
Line of Credit Facility [Line Items]
Index rate or LIBOR plus (percentage)	0.625%
Revolving Credit Facility [Member] \| 2023 Credit Agreement \| Eurocurrency Rate, RFR Rate and Term Benchmark
Line of Credit Facility [Line Items]
Index rate or LIBOR plus (percentage)	1.625%
Revolving Credit Facility [Member] \| 2023 Credit Agreement \| Line of Credit
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum	$ 1,150,000,000
Principal borrowing capacity, remaining			966,400,000
Line of Credit Facility, Increase (Decrease), Net			$ 600,000
Revolving Credit Facility [Member] \| 2023 Credit Agreement \| Line of Credit \| Forecast
Line of Credit Facility [Line Items]
Line of credit facility, commitment fee percentage		0.25%
Term Loan Facility \| 2023 Credit Agreement \| Line of Credit
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum	500,000,000
Incremental Facility \| 2023 Credit Agreement \| Line of Credit
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum	850,000,000
Incremental Facility \| 2023 Credit Agreement \| Line of Credit \| Subsequent Event
Line of Credit Facility [Line Items]
Increase in borrowing capacity				$ 40,000,000
Letter of Credit \| 2023 Credit Agreement \| Line of Credit
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum	$ 60,000,000
Delayed Draw Term Loan \| 2023 Credit Agreement \| Line of Credit \| Subsequent Event
Line of Credit Facility [Line Items]
Principal borrowing capacity, maximum				$ 625,000,000