Cleveland-Cliffs Inc. Annual report [Section 13 and 15(d), not S-K Item 405]

Annual report [Section 13 and 15(d), not S-K Item 405]

Cover
- Cover
- Audit Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

SUPPLEMENTART FINANCIAL STATEMENT INFORMATION - Supply Finance Program (Details)

v3.25.4

SUPPLEMENTART FINANCIAL STATEMENT INFORMATION - Supply Finance Program (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Other current liabilities
Supplier Finance Program, Obligation [Roll Forward]
Supplier Finance Program, Obligation, Addition	$ 212	$ 230
Supplier Finance Program, Obligation, Settlement	(213)	(222)
Accounts Payable
Supplier Finance Program, Obligation [Roll Forward]
Supplier Finance Program, Obligation, Addition	363	375
Supplier Finance Program, Obligation, Settlement	(366)	(390)
Accounts Payable
Supplier Finance Program, Obligation [Roll Forward]
Supplier Finance Program, Obligation, Beginning Balance	76	91
Supplier Finance Program, Obligation, Ending Balance	$ 73	$ 76
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration]	Accounts payable	Accounts payable	Accounts payable
Other current liabilities
Supplier Finance Program, Obligation [Roll Forward]
Supplier Finance Program, Obligation, Beginning Balance	$ 29	$ 21
Supplier Finance Program, Obligation, Ending Balance	$ 28	$ 29
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration]	Other current liabilities	Other current liabilities	Other current liabilities

- Definition

Amount of obligation for supplier finance program.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 405
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477128/405-50-55-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 405
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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- Definition

Amount of decrease in obligation for supplier finance program from settlement.

+ References

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- Definition

Amount of increase in obligation for supplier finance program.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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- Definition

Indicates line item in statement of financial position that includes obligation for supplier finance program.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 50
-Name Accounting Standards Codification
-Section 50
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