Cover	12 Months Ended
Cover	Dec. 31, 2022
Cover [Abstract]
Document Type	DEF 14A
Entity Registrant Name	TIMKEN CO
Entity Central Index Key	0000098362
Amendment Flag	false

Pay vs Performance Disclosure

12 Months Ended

Dec. 31, 2022

USD ($)

Dec. 31, 2021

USD ($)

Dec. 31, 2020

USD ($)

Pay vs Performance Disclosure [Table]

Pay vs Performance [Table Text Block]


Pay Versus Performance ⁽¹⁾
					Value of initial fixed $100 Investment based on:
Year	Summary Compensation Table ("SCT") Total for PEO	Compensation Actually Paid to PEO	Average Summary Compensation Table Total for non- PEO NEOs	Average Compensation Actually Paid to non-PEO NEOs	Total Shareholder Return	PVP Peer Index Total Shareholder Return	Net Income	Adjusted EPS
^(a)	^(b)	^(c)(2)	^(d)	^(e)(2)	^(f)(3)	^(g)(3)	^(h)(4)	⁽ⁱ⁾⁽⁵⁾
2022	$8,237,530	$12,315,153	$2,289,681	$2,957,968	$133	$132	$407	$6.02
2021	$9,665,330	$4,260,457	$1,968,075	$1,248,938	$128	$150	$369	$4.72
2020	$11,264,263	$15,459,072	$2,576,293	$3,111,028	$140	$116	$285	$4.10

Company Selected Measure Name

Adjusted EPS

Named Executive Officers, Footnote [Text Block]

Richard G. Kyle was our principal executive officer (“PEO”) for each of the Covered Years. In this disclosure, we refer to our NEOs other than Mr. Kyle in any Covered Year as our “Other NEOs” or our “Non-PEO Named Executive Officers.” Christopher A. Coughlin, Philip D. Fracassa and Andreas Roellgen were “Other NEOs” for each of the Covered Years. In addition, Hansal N. Patel was an “Other NEO” for 2022 and 2021, Ronald J. Myers was one for 2021 and 2020, and Hans Landin was one for 2022.

Peer Group Issuers, Footnote [Text Block]

The PVP Rules require that we choose a peer group or index for purposes of TSR comparisons, and we have chosen the S&P 400 Industrials index (the “PVP Peer Index”) for this purpose;

Adjustment To PEO Compensation, Footnote [Text Block]


Item and Value Added (or Deducted)	2022	2021	2020
For Mr. Kyle:
- change in actuarial present value of pension benefits, as reported in SCT for Covered Year	$0	($2,674,337)	($4,448,000)
+ service cost of pension benefits, as calculated for Covered Year	$0	$53,321	$872,557
+ prior service cost of pension benefits, as calculated for Covered Year	N/A-	N/A	N/A
- SCT “Stock Awards” column value	($4,876,769)	($4,422,240)	($4,421,376)
- SCT “Option Awards” column value	N/A-	N/A	N/A
+/- adjusted amount for applicable stock/option awards, as calculated for Covered Year	$8,954,392	$1,638,383	$12,191,628
+ the Covered Year-end fair value of equity awards granted in (and still outstanding as of the end of) the Covered Year	$7,260,306	$3,978,892	$5,830,701
+/- the change in fair value of equity awards granted in prior Covered Years (and still outstanding as of the end of the Covered Year)	$1,468,606	($1,565,525)	$4,965,371
+ the vesting date fair value of equity awards granted and vested in the Covered Year	$0	$0	$0
+/- the change in fair value of equity awards granted in prior Covered Years that vested in the Covered Year	$225,480	($774,984)	$1,395,557
- the prior Covered Year-end fair value of equity awards granted in prior Covered Years that were forfeited in the Covered Year	$0	$0	$0
+ dividends/earnings paid or accrued on equity awards during or for the Covered Year (if not otherwise included in CAP)	$0	$0	$0
Total Added (or Deducted):	$4,077,623	($5,404,873)	$4,194,809

Adjustment to Non-PEO NEO Compensation Footnote [Text Block]

For the Other NEOs (on Average):
- change in actuarial present value of pension benefits, as reported in SCT for Covered Year	$0	($277,922)	($840,500)
+ service cost of pension benefits, as calculated for Covered Year	$7,436	$17,114	$23,144
+ prior service cost of pension benefits, as calculated for Covered Year	N/A-	N/A	N/A
- SCT “Stock Awards” column value	($1,077,573)	($868,388)	($949,966)
- SCT “Option Awards” column value	N/A-	N/A	N/A
+/- adjusted amount for applicable stock/option awards, as calculated for Covered Year	$1,738,424	$410,059	$2,302,057
+ the Covered Year-end fair value of equity awards granted in (and still outstanding as of the end of) the Covered Year	$1,414,572	$781,349	$1,158,678
+/- the change in fair value of equity awards granted in prior Covered Years (and still outstanding as of the end of the Covered Year)	$277,331	($255,359)	$889,990
+ the vesting date fair value of equity awards granted and vested in the Covered Year	$0	$0	$0
+/- the change in fair value of equity awards granted in prior Covered Years that vested in the Covered Year	$46,520	($115,931)	$253,388
- the prior Covered Year-end fair value of equity awards granted in prior Covered Years that were forfeited in the Covered Year	$0	$0	$0
+ dividends/earnings paid or accrued on equity awards during or for the Covered Year (if not otherwise included in CAP)	$0	$0	$0
Total Added (or Deducted):	$668,287	($719,137)	$534,735

Compensation Actually Paid vs. Total Shareholder Return [Text Block]

Relationship of PEO CAP to Total ShareholSder Return Relationship of Other NEO CAP to Total Shareholder Return

Compensation Actually Paid vs. Net Income [Text Block]

Relationship of PEO CAP to Company U.S. GAAP Net Income Relationship of Other NEO CAP to Company U.S. GAAP Net Income

Compensation Actually Paid vs. Company Selected Measure [Text Block]

Relationship of PEO CAP to Adjusted EPS Relationship of Other NEO CAP to Adjusted EPS

Tabular List [Table Text Block]

Performance Measure	Type of Performance Measure
Adjusted EPS	Financial
Adjusted EBITDA	Financial
Adjusted EBITDA Margin	Financial
Free Cash Flow	Financial
Adjusted Return on Invested Capital	Financial

Total Shareholder Return Amount

$ 133

$ 128

$ 140

Peer Group Total Shareholder Return Amount

132

150

116

Net Income (Loss)

$ 407

$ 369

$ 285

Company Selected Measure Amount

6.02

4.72

4.10