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.

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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

REVENUES - Revenues By Market (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Disaggregation of Revenue [Line Items]
Revenues	$ 5,612	$ 4,734	$ 15,760	$ 14,297
Steelmaking
Disaggregation of Revenue [Line Items]
Revenues	5,492	4,585	15,385	13,888
Steelmaking \| Third Party
Disaggregation of Revenue [Line Items]
Revenues	5,447	4,561	15,256	13,799
Other Businesses
Disaggregation of Revenue [Line Items]
Revenues	169	173	513	498
Other Businesses \| Third Party
Disaggregation of Revenue [Line Items]
Revenues	165		504	498
Direct automotive \| Steelmaking
Disaggregation of Revenue [Line Items]
Revenues	1,541	1,356	4,370	3,902
Direct automotive \| Other Businesses
Disaggregation of Revenue [Line Items]
Revenues	138	144	423	403
Infrastructure and manufacturing \| Steelmaking
Disaggregation of Revenue [Line Items]
Revenues	1,545	1,326	4,346	4,169
Infrastructure and manufacturing \| Other Businesses
Disaggregation of Revenue [Line Items]
Revenues	10	11	30	35
Distributors and converters \| Steelmaking
Disaggregation of Revenue [Line Items]
Revenues	1,829	1,288	4,930	3,949
Distributors and converters \| Other Businesses
Disaggregation of Revenue [Line Items]
Revenues	17	18	51	60
Steel producers \| Steelmaking
Disaggregation of Revenue [Line Items]
Revenues	$ 532	$ 591	$ 1,610	$ 1,779