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Note 5 - Impairment charge (Tables)

12 Months Ended

Dec. 31, 2020

Disclosure of impairment loss and reversal of impairment loss [abstract]

Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [text block]

(all amounts in millions of U.S. dollars)	Assets before impairment	Impairment	Assets after impairment
OCTG - USA	544	225	319
IPSCO	1,169	357	812
Coiled Tubing	108	4	104
Rods - USA	73	36	37

Disclosure of Sensitivity Analysis for Additional Impairment to Changes in Key Assumptions [text block]

(all amounts in millions of U.S. dollars)	+100Bps Discount rate	-100Bps Growth rate	-5% Cash flows
OCTG - USA	(60)	(43)	(16)
IPSCO	(117)	(77)	(41)
Coiled Tubing	(12)	(6)	(5)
Rods - USA	(5)	(3)	(2)