Name:	tkr_LineOfCreditStatedVariableInterestRateHighRange
Namespace Prefix:	tkr_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

Low end of interest rates at the period end comprising the entity's portfolio of variable-rate lines of credit for certain foreign subsidiaries.

No definition available.

Name:	tkr_LineOfCreditStatedVariableInterestRateLowRange
Namespace Prefix:	tkr_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

Short-Term Debt, Percentage Bearing Variable Interest Rate, Percentage Rate

No definition available.

Name:	tkr_ShortTermDebtPercentageBearingVariableInterestRatePercentageRate
Namespace Prefix:	tkr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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

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.

No definition available.