The discount rate used in the current estimate of the present value of the future cash flows expected to be derived from an asset or cash-generating unit.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 36
-IssueDate 2022-03-24
-Paragraph 130
-Subparagraph g
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2022-en-r&anchor=para_130_g&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfImpairmentLossRecognisedOrReversedLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of impairment loss or reversal of impairment loss recognised in profit or loss. [Refer: Impairment loss recognised in profit or loss; Reversal of impairment loss recognised in profit or loss]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 99
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_99&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The carrying amount after impairment.

+ References

No definition available.

+ Details

Name:	ts_CarryingAmountAfterImpairment
Namespace Prefix:	ts_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The growth rate used in the current estimate of the present value of the future cash flows expected to be derived from an asset or cash-generating unit.

+ References

No definition available.

+ Details

Name:	ts_GrowthRatesUsedInCurrentEstimateOfValueInUse
Namespace Prefix:	ts_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_SegmentsAxis=ts_TubesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_SegmentsAxis=ifrs-full_AllOtherSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ts_OCTGUSAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ts_IPSCOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ts_CoiledTubingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ts_RodsUSAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_JointVenturesAxis=ts_NkktubesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 5 - Impairment charge (Details Textual) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Discount rate used in current estimate of value in use		13.50%
Growth rate used in current estimate of value in use		2.00%
Impairment charge		$ 76,725	$ 57,075	$ 622,402
Tubes [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge		63,100		582,000
All other segments [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge		$ 13,600
Bottom of range [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Discount rate used in current estimate of value in use		13.40%
Top of range [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Discount rate used in current estimate of value in use		20.20%
OCTG (USA) [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge				225,000
IPSCO [Member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge				357,000
Coiled Tubing [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge				4,000
Rods USA [Member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge				$ 36,000
NKKTUBES [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge			57,000
Carrying amount after impairment	$ 53,000		$ 53,000
NKKTUBES [member] \| Tubes [member]
Disclosure of impairment loss recognised or reversed for cash-generating unit [line items]
Impairment charge	$ 57,000