Government Assistance, Expected Deficit Including Interest, Amount

No definition available.

Name:	tkr_GovernmentAssistanceExpectedDeficitIncludingInterestAmount
Namespace Prefix:	tkr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number Of Additional New Jobs

+ References

No definition available.

+ Details

Name:	tkr_NumberOfAdditionalNewJobs
Namespace Prefix:	tkr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of government assistance recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 832
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=128342832&loc=SL128342943-244231

+ Details

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

- Definition

Amount of cumulative government assistance recognized.

+ References

+ Details

Name:	us-gaap_GovernmentAssistanceAmountCumulative
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

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

- Definition

Indicates line item in statement of financial position that includes government assistance.

+ References

+ Details

Name:	us-gaap_GovernmentAssistanceStatementOfFinancialPositionExtensibleEnumeration
Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	instant

- Definition

Indicates line item in statement of income or comprehensive income that includes government assistance.

+ References

+ Details

Name:	us-gaap_GovernmentAssistanceStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration
Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(15)(1))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(15))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Details

Name:	us-gaap_GovernmentAssistanceTypeAxis=tkr_BusinessDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherNoncurrentLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_InterestExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_GovernmentAssistanceTypeAxis=tkr_NewProductionFacilityConstructionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=tkr_SpineaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_GovernmentAssistanceTypeAxis=tkr_ReimbursementOfCapitalInvestmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Significant Accounting Policies - Government Assistance (Details) $ in Millions	5 Months Ended	12 Months Ended	24 Months Ended
	May 30, 2022 USD ($)	Dec. 31, 2022 USD ($) job	Dec. 31, 2018 USD ($)
Government Assistance [Line Items]
Number of additional new jobs \| job		450
Business Development \| Other current liabilities
Government Assistance [Line Items]
Cumulative government assistance		$ 0.9
Government Assistance, Statement of Financial Position [Extensible Enumeration]		Other Liabilities, Current
Business Development \| Other non-current liabilities
Government Assistance [Line Items]
Cumulative government assistance		$ 33.8
Government Assistance, Statement of Financial Position [Extensible Enumeration]		Other Liabilities, Noncurrent
Business Development \| Cost of Sales
Government Assistance [Line Items]
Government assistance		$ 3.3
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Cost of products sold
Business Development \| Selling, General and Administrative Expenses
Government Assistance [Line Items]
Government assistance		$ 0.2
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Selling, general and administrative expenses
Business Development \| Interest Expense
Government Assistance [Line Items]
Government assistance		$ 0.9
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Interest Expense
New Production Facility Construction
Government Assistance [Line Items]
Expected deficit including interest, amount		$ 14.7
New Production Facility Construction \| Cost of Sales
Government Assistance [Line Items]
Government assistance		$ 0.2
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Cost of products sold
New Production Facility Construction \| Interest Expense
Government Assistance [Line Items]
Government assistance		$ 0.1
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Interest Expense
New Production Facility Construction \| Spinea
Government Assistance [Line Items]
Government assistance	$ 18.0
Reimbursement of Capital Investments
Government Assistance [Line Items]
Expected deficit including interest, amount		$ 8.4
Taxes payable			$ 16.5
Reimbursement of Capital Investments \| Cost of Sales
Government Assistance [Line Items]
Government assistance		$ 1.2
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Cost of products sold
Reimbursement of Capital Investments \| Interest Expense
Government Assistance [Line Items]
Government assistance		$ 0.8
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration]		Interest Expense
Reimbursement of Capital Investments \| Spinea
Government Assistance [Line Items]
Government assistance			$ 16.5