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Note 33 - Update As of April 1, 2019 (Details Textual) - IPSCO acquisition [member] - Major business combination [member] $ in Millions	Mar. 22, 2019 USD ($) t
Statement Line Items [Line Items]
Percentage of voting equity interests acquired	100.00%
Cash transferred | $	$ 1,209
Manufacturing capacity, steel bars	450,000
Manufacturing capacity, seamless pipes	400,000
Manufacturing capacity, welded pipes	1,000,000

X

- Definition

The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph f
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_f_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

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X

- Definition

The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_c&doctype=Appendix&seq=2
-URIDate 2017-03-09

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- Definition

Represents the manufacturing capacity with regard to seamless pipes.

+ References

No definition available.

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- Definition

Represents the manufacturing capacity with regard to steel bars.

+ References

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- Definition

Represents the manufacturing capacity with regard to welded pipes.

+ References

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- References

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