10-K Filing

CLEVELAND-CLIFFS INC. CIK: 764065 FY 2023

Filing Information

Form Type	10-K
Accession Number	`0000764065-24-000038`
Period End Date	20231231
Filing Date	20240208
Fiscal Year	2023
Fiscal Period	FY
XBRL Instance	clf-20231231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 77 Income Statement 78 Cash Flow Statement 95 Stockholders Equity 27 Comprehensive Income 24

Balance Sheet 77 line items

Line Item	Tag	Value	Unit	Period
Common shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.12	USD	Point-in-time
Common shares, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.12	USD	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	600.00M	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, authorized (in shares)	`CommonStockSharesAuthorized`	1.20B	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	20.00M	shares	Point-in-time
Common shares, issued (in shares)	`CommonStockSharesIssued`	531.05M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$26.00M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$198.00M	USD	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.84B	USD	Point-in-time
Common shares, outstanding (in shares)	`CommonStockSharesOutstanding`	513.34M	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$1.96B	USD	Point-in-time
Inventories	`InventoryNet`	$4.46B	USD	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	17.71M	shares	Point-in-time
Inventories	`InventoryNet`	$5.13B	USD	Point-in-time
Common shares in treasury (in shares)	`TreasuryStockCommonShares`	26.16M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$138.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$306.00M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$6.64B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$7.42B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$8.89B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$9.07B	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$9.19B	USD	Point-in-time
Goodwill	`Goodwill`	$1.13B	USD	Point-in-time
Goodwill	`Goodwill`	$1.00B	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$329.00M	USD	Point-in-time
Pension and OPEB assets	`DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent`	$356.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$672.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$777.00M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$17.54B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$18.75B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$2.19B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$2.10B	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$429.00M	USD	Point-in-time
Accrued employment costs	`EmployeeRelatedLiabilitiesCurrent`	$511.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$380.00M	USD	Point-in-time
Accrued expenses	`AccruedLiabilitiesCurrent`	$383.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$518.00M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$551.00M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.51B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$3.55B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$3.14B	USD	Point-in-time
Long-term debt	`LongTermDebtNoncurrent`	$4.25B	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$1.06B	USD	Point-in-time
Pension and OPEB liabilities	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$821.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$590.00M	USD	Point-in-time
Deferred income taxes	`DeferredTaxAndOtherLiabilitiesNoncurrent`	$639.00M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.27B	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$1.31B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$9.41B	USD	Point-in-time
TOTAL LIABILITIES	`Liabilities`	$10.71B	USD	Point-in-time
Commitments and contingencies (See NOTE 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (See NOTE 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common Shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Common Shares - par value $0.125 per share	`CommonStockValueOutstanding`	$66.00M	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.87B	USD	Point-in-time
Capital in excess of par value of shares	`AdditionalPaidInCapital`	$4.86B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.73B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.33B	USD	Point-in-time
Cost of 26,164,757 common shares in treasury (2022 - 17,710,751 shares)	`TreasuryStockCommonValue`	$310.00M	USD	Point-in-time
Cost of 26,164,757 common shares in treasury (2022 - 17,710,751 shares)	`TreasuryStockCommonValue`	$430.00M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.66B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$1.83B	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$618.00M	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$7.89B	USD	Point-in-time
Total Cliffs shareholders' equity	`StockholdersEquity`	$7.79B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$235.00M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$251.00M	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.34B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.77B	USD	Point-in-time
TOTAL EQUITY	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$17.54B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$18.75B	USD	Point-in-time

Income Statement 78 line items

Line Item	Tag	Value	Unit	Period
Revenues	`Revenues`	$22.00B	USD	Annual
Revenues	`Revenues`	$22.99B	USD	Annual
Revenues	`Revenues`	$20.44B	USD	Annual
Cost of goods sold	`CostOfGoodsAndServicesSold`	$15.91B	USD	Annual
Cost of goods sold	`CostOfGoodsAndServicesSold`	$20.61B	USD	Annual
Cost of goods sold	`CostOfGoodsAndServicesSold`	$20.47B	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$577.00M	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$422.00M	USD	Annual
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$465.00M	USD	Annual
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$12.00M	USD	Annual
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$4.00M	USD	Annual
Acquisition-related costs	`BusinessCombinationAcquisitionRelatedCosts`	$20.00M	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	$125.00M	USD	Annual
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-110.00M	USD	Annual
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	-	USD	Annual
Miscellaneous net	`OtherOperatingIncomeExpenseNet`	$-80.00M	USD	Annual
Total operating costs	`CostsAndExpenses`	$21.05B	USD	Annual
Total operating costs	`CostsAndExpenses`	$16.43B	USD	Annual
Total operating costs	`CostsAndExpenses`	$21.32B	USD	Annual
Operating income	`OperatingIncomeLoss`	$1.94B	USD	Annual
Operating income	`OperatingIncomeLoss`	$677.00M	USD	Annual
Operating income	`OperatingIncomeLoss`	$4.01B	USD	Annual
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-337.00M	USD	Annual
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-276.00M	USD	Annual
Interest expense, net	`InterestIncomeExpenseNonoperatingNet`	$-289.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-75.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-88.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Net periodic benefit credits other than service cost component	`DefinedBenefitPlanNetPeriodicBenefitCost`	$-212.00M	USD	Annual
Net periodic benefit credits other than service cost component	`DefinedBenefitPlanNetPeriodicBenefitCost`	$-204.00M	USD	Annual
Net periodic benefit credits other than service cost component	`DefinedBenefitPlanNetPeriodicBenefitCost`	$-210.00M	USD	Annual
Other non-operating income (loss)	`OtherNonoperatingIncomeExpense`	$6.00M	USD	Annual
Other non-operating income (loss)	`OtherNonoperatingIncomeExpense`	$5.00M	USD	Annual
Other non-operating income (loss)	`OtherNonoperatingIncomeExpense`	$-4.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-80.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-143.00M	USD	Annual
Total other expense	`NonoperatingIncomeExpense`	$-209.00M	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$597.00M	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$3.80B	USD	Annual
Income from continuing operations before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$1.80B	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$773.00M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$148.00M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$423.00M	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$3.03B	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$449.00M	USD	Annual
Income from continuing operations	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$1.37B	USD	Annual
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$3.00M	USD	Annual
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$3.00M	USD	Annual
Income from discontinued operations, net of tax	`IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity`	$1.00M	USD	Annual
Net income	`ProfitLoss`	$450.00M	USD	Annual
Net income	`ProfitLoss`	$1.38B	USD	Annual
Net income	`ProfitLoss`	$3.03B	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$51.00M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$45.00M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$41.00M	USD	Annual
Net income attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$1.33B	USD	Annual
Net income attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$399.00M	USD	Annual
Net income attributable to Cliffs shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$2.99B	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$2.57	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$0.78	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerBasicShare`	$5.62	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	$0.01	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare`	-	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$2.57	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$0.78	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - basic (in dollars per share)	`EarningsPerShareBasic`	$5.63	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$5.35	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$0.78	USD	Annual
Continuing operations (in dollars per share)	`IncomeLossFromContinuingOperationsPerDilutedShare`	$2.55	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	$0.01	USD	Annual
Discontinued operations (in dollars per share)	`IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare`	-	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.55	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$0.78	USD	Annual
Earnings (loss) per common share attributable to Cliffs common shareholders - diluted (in dollars per share)	`EarningsPerShareDiluted`	$5.36	USD	Annual

Cash Flow Statement 95 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$450.00M	USD	Annual
Net income	`ProfitLoss`	$1.38B	USD	Annual
Net income	`ProfitLoss`	$3.03B	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$897.00M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$1.03B	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$973.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$90.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$114.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$767.00M	USD	Annual
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-103.00M	USD	Annual
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-163.00M	USD	Annual
Pension and OPEB credits	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$-132.00M	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	Annual
Goodwill impairment	`GoodwillImpairmentLoss`	$125.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-75.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	$-88.00M	USD	Annual
Loss on extinguishment of debt	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Amortization of inventory step-up	`AmortizationOfInventoryStepUp`	-	USD	Annual
Amortization of inventory step-up	`AmortizationOfInventoryStepUp`	$161.00M	USD	Annual
Amortization of inventory step-up	`AmortizationOfInventoryStepUp`	-	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-139.00M	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-151.00M	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-76.00M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-120.00M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-197.00M	USD	Annual
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$754.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-64.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-670.00M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$1.37B	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$-22.00M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$122.00M	USD	Annual
Income taxes	`IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable`	$-136.00M	USD	Annual
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$204.00M	USD	Annual
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$343.00M	USD	Annual
Pension and OPEB payments and contributions	`PensionAndOtherPostretirementBenefitContributions`	$94.00M	USD	Annual
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-70.00M	USD	Annual
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$4.00M	USD	Annual
Payables, accrued employment and accrued expenses	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$457.00M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$51.00M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$130.00M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$136.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.27B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.42B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$2.79B	USD	Annual
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$646.00M	USD	Annual
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$705.00M	USD	Annual
Purchase of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$943.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-55.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-38.00M	USD	Annual
Other investing activities	`PaymentsForProceedsFromOtherInvestingActivities`	$-33.00M	USD	Annual
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-591.00M	USD	Annual
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.38B	USD	Annual
Net cash used by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-936.00M	USD	Annual
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	-	USD	Annual
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$152.00M	USD	Annual
Repurchase of common shares	`PaymentsForRepurchaseOfCommonStock`	$240.00M	USD	Annual
Series B Redeemable Preferred Stock redemption	`PaymentsForRepurchaseOfRedeemablePreferredStock`	-	USD	Annual
Series B Redeemable Preferred Stock redemption	`PaymentsForRepurchaseOfRedeemablePreferredStock`	-	USD	Annual
Series B Redeemable Preferred Stock redemption	`PaymentsForRepurchaseOfRedeemablePreferredStock`	$1.34B	USD	Annual
Proceeds from issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	-	USD	Annual
Proceeds from issuance of common shares	`ProceedsFromIssuanceOfCommonStock`	$322.00M	USD	Annual
Proceeds from issuance of debt	`ProceedsFromIssuanceOfSeniorLongTermDebt`	-	USD	Annual
Proceeds from issuance of debt	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$750.00M	USD	Annual
Proceeds from issuance of debt	`ProceedsFromIssuanceOfSeniorLongTermDebt`	$1.00B	USD	Annual
Repayments of senior notes	`RepaymentsOfLongTermDebt`	-	USD	Annual
Repayments of senior notes	`RepaymentsOfLongTermDebt`	$1.36B	USD	Annual
Repayments of senior notes	`RepaymentsOfLongTermDebt`	$1.37B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$5.96B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$5.75B	USD	Annual
Borrowings under credit facilities	`ProceedsFromLinesOfCredit`	$3.00B	USD	Annual
Repayments under credit facilities	`RepaymentsOfLinesOfCredit`	$4.87B	USD	Annual
Repayments under credit facilities	`RepaymentsOfLinesOfCredit`	$5.49B	USD	Annual
Repayments under credit facilities	`RepaymentsOfLinesOfCredit`	$5.89B	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$34.00M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$20.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-130.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-166.00M	USD	Annual
Other financing activities	`ProceedsFromPaymentsForOtherFinancingActivities`	$-204.00M	USD	Annual
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.51B	USD	Annual
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.50B	USD	Annual
Net cash used by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.47B	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-22.00M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-64.00M	USD	Annual
Net increase (decrease) in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$172.00M	USD	Annual
Cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$112.00M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$48.00M	USD	Point-in-time
Cash and cash equivalents at beginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time
Cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$26.00M	USD	Point-in-time
Cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$112.00M	USD	Point-in-time
Cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$48.00M	USD	Point-in-time
Cash and cash equivalents at end of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$198.00M	USD	Point-in-time

Stockholders Equity 27 line items

Line Item	Tag	Value	Unit	Period
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, beginning of period (in shares)	`CommonStockSharesOutstanding`	513.34M	shares	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.34B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.77B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$3.78B	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$2.59B	USD	Annual
Comprehensive income (loss)	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$277.00M	USD	Annual
Issuance of common shares	`StockIssuedDuringPeriodValueNewIssues`	$322.00M	USD	Annual
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$20.00M	USD	Annual
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$23.00M	USD	Annual
Stock and other incentive plans	`StockIssuedDuringPeriodValueShareBasedCompensation`	$19.00M	USD	Annual
Series B Redeemable Preferred Stock redemption	`PreferredStockRedemptionPremium`	$604.00M	USD	Annual
1.500% 2025 Convertible Senior Notes redemption	`StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments`	$-5.00M	USD	Annual
1.500% 2025 Convertible Senior Notes redemption	`StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments`	$-25.00M	USD	Annual
Common share repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$240.00M	USD	Annual
Common share repurchases, net of excise tax	`StockRepurchasedDuringPeriodValue`	$153.00M	USD	Annual
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$67.00M	USD	Annual
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$62.00M	USD	Annual
Net distributions to noncontrolling interests	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$74.00M	USD	Annual
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	504.89M	shares	Point-in-time
Balance, end of period (in shares)	`CommonStockSharesOutstanding`	513.34M	shares	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.34B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.12B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$5.77B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$8.04B	USD	Point-in-time

Comprehensive Income 24 line items

Line Item	Tag	Value	Unit	Period
Net income	`ProfitLoss`	$450.00M	USD	Annual
Net income	`ProfitLoss`	$1.38B	USD	Annual
Net income	`ProfitLoss`	$3.03B	USD	Annual
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-684.00M	USD	Annual
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$20.00M	USD	Annual
Changes in pension and OPEB, net of tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-1.30B	USD	Annual
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-154.00M	USD	Annual
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$69.00M	USD	Annual
Changes in derivative financial instruments, net of tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-84.00M	USD	Annual
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-2.00M	USD	Annual
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$1.00M	USD	Annual
Changes in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-2.00M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$751.00M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-173.00M	USD	Annual
Total other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$1.21B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$3.78B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$2.59B	USD	Annual
Comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$277.00M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$45.00M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$41.00M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$51.00M	USD	Annual
Comprehensive income attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$3.74B	USD	Annual
Comprehensive income attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$226.00M	USD	Annual
Comprehensive income attributable to Cliffs shareholders	`ComprehensiveIncomeNetOfTax`	$2.55B	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.