2021 Q4 Form 10-Q Financial Statement
#000076406521000206 Filed on October 26, 2021
Income Statement
Concept | 2021 Q4 | 2021 Q3 | 2020 Q3 |
---|---|---|---|
Revenue | $5.346B | $6.004B | $1.646B |
YoY Change | 136.95% | 264.76% | 196.26% |
Cost Of Revenue | $4.072B | $4.229B | $1.525B |
YoY Change | 103.59% | 177.31% | 280.58% |
Gross Profit | $1.274B | $1.775B | $121.0M |
YoY Change | 397.46% | 1366.94% | -21.89% |
Gross Profit Margin | 23.83% | 29.56% | 7.35% |
Selling, General & Admin | $109.0M | $112.0M | $59.00M |
YoY Change | 17.46% | 89.83% | 131.37% |
% of Gross Profit | 8.56% | 6.31% | 48.76% |
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $233.0M | $238.0M | $72.00M |
YoY Change | 87.75% | 230.56% | 227.27% |
% of Gross Profit | 18.29% | 13.41% | 59.5% |
Operating Expenses | $153.0M | $112.0M | $59.00M |
YoY Change | 33.86% | 89.83% | 77.18% |
Operating Profit | $1.121B | $1.649B | $38.00M |
YoY Change | 690.55% | 4239.47% | -68.75% |
Interest Expense | -$79.00M | -$81.00M | -$68.00M |
YoY Change | 12.7% | 19.12% | 168.77% |
% of Operating Profit | -7.05% | -4.91% | -178.95% |
Other Income/Expense, Net | $72.00M | -$34.00M | -$58.00M |
YoY Change | 179.07% | -41.38% | 132.0% |
Pretax Income | $1.112B | $1.615B | -$20.00M |
YoY Change | 1744.11% | -8175.0% | -120.7% |
Income Tax | $214.0M | $334.0M | -$22.00M |
% Of Pretax Income | 19.24% | 20.68% | |
Net Earnings | $893.0M | $1.274B | -$10.00M |
YoY Change | 1295.31% | -12840.0% | -111.0% |
Net Earnings / Revenue | 16.7% | 21.22% | -0.61% |
Basic Earnings Per Share | $2.46 | -$0.02 | |
Diluted Earnings Per Share | $1.682M | $2.33 | -$0.02 |
COMMON SHARES | |||
Basic Shares Outstanding | 500.1M shares | 500.0M shares | 399.0M shares |
Diluted Shares Outstanding | 547.0M shares | 399.0M shares |
Balance Sheet
Concept | 2021 Q4 | 2021 Q3 | 2020 Q3 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $48.00M | $42.00M | $56.00M |
YoY Change | -57.14% | -25.0% | -85.96% |
Cash & Equivalents | $48.00M | $42.00M | $56.00M |
Short-Term Investments | |||
Other Short-Term Assets | $263.0M | $251.0M | $115.0M |
YoY Change | 39.15% | 118.26% | 182.56% |
Inventory | $5.188B | $4.505B | $1.795B |
Prepaid Expenses | |||
Receivables | $2.154B | $2.348B | $653.7M |
Other Receivables | $0.00 | $0.00 | $9.000M |
Total Short-Term Assets | $7.653B | $7.146B | $2.629B |
YoY Change | 44.45% | 171.84% | 146.93% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $9.186B | $8.974B | $4.551B |
YoY Change | 5.07% | 97.2% | 157.12% |
Goodwill | $1.116B | $1.072B | $144.0M |
YoY Change | -20.63% | 644.44% | |
Intangibles | $190.1M | ||
YoY Change | |||
Long-Term Investments | |||
YoY Change | |||
Other Assets | $1.020B | $804.0M | $240.1M |
YoY Change | -22.96% | 234.86% | 108.96% |
Total Long-Term Assets | $11.32B | $10.92B | $5.852B |
YoY Change | -1.32% | 86.6% | 141.16% |
TOTAL ASSETS | |||
Total Short-Term Assets | $7.653B | $7.146B | $2.629B |
Total Long-Term Assets | $11.32B | $10.92B | $5.852B |
Total Assets | $18.98B | $18.07B | $8.481B |
YoY Change | 13.14% | 113.02% | 142.92% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $2.073B | $1.828B | $710.7M |
YoY Change | 31.62% | 157.21% | 233.98% |
Accrued Expenses | $585.0M | $743.0M | $279.4M |
YoY Change | -11.9% | 165.93% | 207.03% |
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $0.00 | $0.00 | $0.00 |
YoY Change | |||
Long-Term Debt Due | $26.00M | ||
YoY Change | |||
Total Short-Term Liabilities | $3.561B | $3.279B | $1.214B |
YoY Change | 21.58% | 170.08% | 164.8% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $5.238B | $5.350B | $4.310B |
YoY Change | -2.82% | 24.14% | 104.34% |
Other Long-Term Liabilities | $1.441B | $1.374B | $280.7M |
YoY Change | 14.37% | 389.49% | 85.4% |
Total Long-Term Liabilities | $6.679B | $6.724B | $4.591B |
YoY Change | 0.44% | 46.48% | 103.07% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $3.561B | $3.279B | $1.214B |
Total Long-Term Liabilities | $6.679B | $6.724B | $4.591B |
Total Liabilities | $13.20B | $13.78B | $7.357B |
YoY Change | -3.59% | 87.25% | 134.96% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | -$1.000M | -$894.0M | -$3.053B |
YoY Change | -99.97% | -70.71% | 5.66% |
Common Stock | |||
YoY Change | |||
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | $82.00M | $83.00M | $354.8M |
YoY Change | -76.84% | -76.61% | -9.24% |
Treasury Stock Shares | 6.674M shares | 6.777M shares | 29.42M shares |
Shareholders Equity | $5.490B | $3.996B | $810.6M |
YoY Change | |||
Total Liabilities & Shareholders Equity | $18.98B | $18.07B | $8.481B |
YoY Change | 13.14% | 113.02% | 142.92% |
Cashflow Statement
Concept | 2021 Q4 | 2021 Q3 | 2020 Q3 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $893.0M | $1.274B | -$10.00M |
YoY Change | 1295.31% | -12840.0% | -111.0% |
Depreciation, Depletion And Amortization | $233.0M | $238.0M | $72.00M |
YoY Change | 87.75% | 230.56% | 227.27% |
Cash From Operating Activities | $1.137B | $1.516B | $247.0M |
YoY Change | -648.22% | 513.77% | 3.69% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$232.0M | -$175.0M | -$96.00M |
YoY Change | 58.8% | 82.29% | -37.46% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | -$733.0M | $3.000M | $8.200M |
YoY Change | 11.79% | -63.41% | -327.78% |
Cash From Investing Activities | -$965.0M | -$172.0M | -$87.80M |
YoY Change | 20.35% | 95.9% | -44.11% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | |||
YoY Change | |||
Debt Paid & Issued, Net | |||
YoY Change | |||
Cash From Financing Activities | -166.0M | -1.375B | -176.9M |
YoY Change | -115.59% | 677.28% | 199.83% |
NET CHANGE | |||
Cash From Operating Activities | 1.137B | 1.516B | 247.0M |
Cash From Investing Activities | -965.0M | -172.0M | -87.80M |
Cash From Financing Activities | -166.0M | -1.375B | -176.9M |
Net Change In Cash | 6.000M | -31.00M | -17.70M |
YoY Change | -89.21% | 75.14% | -180.09% |
FREE CASH FLOW | |||
Cash From Operating Activities | $1.137B | $1.516B | $247.0M |
Capital Expenditures | -$232.0M | -$175.0M | -$96.00M |
Free Cash Flow | $1.369B | $1.691B | $343.0M |
YoY Change | -2333.28% | 393.0% | -12.43% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000764065 | ||
dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | ||
dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2021 | ||
dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
Q3 | ||
dei |
Amendment Flag
AmendmentFlag
|
false | ||
dei |
Document Type
DocumentType
|
10-Q | ||
dei |
Document Quarterly Report
DocumentQuarterlyReport
|
true | ||
dei |
Document Period End Date
DocumentPeriodEndDate
|
2021-09-30 | ||
dei |
Document Transition Report
DocumentTransitionReport
|
false | ||
dei |
Entity File Number
EntityFileNumber
|
1-8944 | ||
dei |
Entity Registrant Name
EntityRegistrantName
|
CLEVELAND-CLIFFS INC. | ||
dei |
Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
|
OH | ||
dei |
Entity Tax Identification Number
EntityTaxIdentificationNumber
|
34-1464672 | ||
dei |
Entity Address Address Line1
EntityAddressAddressLine1
|
200 Public Square, | ||
dei |
Entity Address City Or Town
EntityAddressCityOrTown
|
Cleveland, | ||
dei |
Entity Address State Or Province
EntityAddressStateOrProvince
|
OH | ||
dei |
Entity Address Postal Zip Code
EntityAddressPostalZipCode
|
44114-2315 | ||
dei |
City Area Code
CityAreaCode
|
216 | ||
dei |
Local Phone Number
LocalPhoneNumber
|
694-5700 | ||
dei |
Security12b Title
Security12bTitle
|
Common shares, par value $0.125 per share | ||
dei |
Trading Symbol
TradingSymbol
|
CLF | ||
dei |
Security Exchange Name
SecurityExchangeName
|
NYSE | ||
dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | ||
dei |
Entity Interactive Data Current
EntityInteractiveDataCurrent
|
Yes | ||
dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | ||
dei |
Entity Small Business
EntitySmallBusiness
|
false | ||
dei |
Entity Emerging Growth Company
EntityEmergingGrowthCompany
|
false | ||
dei |
Entity Shell Company
EntityShellCompany
|
false | ||
CY2021Q4 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
500090665 | shares |
CY2021Q3 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
42000000 | USD |
CY2020Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
112000000 | USD |
CY2021Q3 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
2348000000 | USD |
CY2020Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1169000000 | USD |
CY2021Q3 | us-gaap |
Inventory Net
InventoryNet
|
4505000000 | USD |
CY2020Q4 | us-gaap |
Inventory Net
InventoryNet
|
3828000000 | USD |
CY2021Q3 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
251000000 | USD |
CY2020Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
189000000 | USD |
CY2021Q3 | us-gaap |
Assets Current
AssetsCurrent
|
7146000000 | USD |
CY2020Q4 | us-gaap |
Assets Current
AssetsCurrent
|
5298000000 | USD |
CY2021Q3 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8974000000 | USD |
CY2020Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8743000000 | USD |
CY2021Q3 | us-gaap |
Goodwill
Goodwill
|
1072000000 | USD |
CY2020Q4 | us-gaap |
Goodwill
Goodwill
|
1406000000 | USD |
CY2021Q3 | us-gaap |
Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
|
70000000 | USD |
CY2020Q4 | us-gaap |
Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
|
537000000 | USD |
CY2021Q3 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
804000000 | USD |
CY2020Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
787000000 | USD |
CY2021Q3 | us-gaap |
Assets
Assets
|
18066000000 | USD |
CY2020Q4 | us-gaap |
Assets
Assets
|
16771000000 | USD |
CY2021Q3 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1828000000 | USD |
CY2020Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
1575000000 | USD |
CY2021Q3 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
592000000 | USD |
CY2020Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
460000000 | USD |
CY2021Q3 | us-gaap |
Postemployment Benefits Liability Current
PostemploymentBenefitsLiabilityCurrent
|
151000000 | USD |
CY2020Q4 | us-gaap |
Postemployment Benefits Liability Current
PostemploymentBenefitsLiabilityCurrent
|
151000000 | USD |
CY2021Q3 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
708000000 | USD |
CY2020Q4 | us-gaap |
Other Liabilities Current
OtherLiabilitiesCurrent
|
743000000 | USD |
CY2021Q3 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
3279000000 | USD |
CY2020Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
2929000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
5350000000 | USD |
CY2020Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
5390000000 | USD |
CY2021Q3 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
3773000000 | USD |
CY2020Q4 | us-gaap |
Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
|
4113000000 | USD |
CY2021Q3 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
1374000000 | USD |
CY2020Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
1260000000 | USD |
CY2021Q3 | us-gaap |
Liabilities
Liabilities
|
13776000000 | USD |
CY2020Q4 | us-gaap |
Liabilities
Liabilities
|
13692000000 | USD |
CY2021Q3 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2020Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
CY2021Q3 | us-gaap |
Temporary Equity Par Or Stated Value Per Share
TemporaryEquityParOrStatedValuePerShare
|
0 | |
CY2020Q4 | us-gaap |
Temporary Equity Shares Outstanding
TemporaryEquitySharesOutstanding
|
583273 | shares |
CY2020Q4 | us-gaap |
Temporary Equity Shares Issued
TemporaryEquitySharesIssued
|
583273 | shares |
CY2020Q4 | us-gaap |
Temporary Equity Shares Authorized
TemporaryEquitySharesAuthorized
|
583273 | shares |
CY2021Q3 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
0 | USD |
CY2020Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
29315165 | shares |
CY2021Q3 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
83000000 | USD |
CY2020Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Parent
TemporaryEquityCarryingAmountAttributableToParent
|
738000000 | USD |
CY2021Q3 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.125 | |
CY2021Q3 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1200000000 | shares |
CY2020Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
600000000 | shares |
CY2021Q3 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
506832537 | shares |
CY2020Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
506832537 | shares |
CY2021Q3 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
500055941 | shares |
CY2020Q4 | us-gaap |
Common Stock Shares Outstanding
CommonStockSharesOutstanding
|
477517372 | shares |
CY2021Q3 | us-gaap |
Common Stock Value Outstanding
CommonStockValueOutstanding
|
63000000 | USD |
CY2020Q4 | us-gaap |
Common Stock Value Outstanding
CommonStockValueOutstanding
|
63000000 | USD |
CY2021Q3 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
4887000000 | USD |
CY2020Q4 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
5431000000 | USD |
CY2021Q3 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
-894000000 | USD |
CY2020Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
-2989000000 | USD |
CY2021Q3 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
6776596 | shares |
CY2020Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
354000000 | USD |
CY2021Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
23000000 | USD |
CY2020Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-133000000 | USD |
CY2021Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
3996000000 | USD |
CY2020Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
2018000000 | USD |
CY2021Q3 | us-gaap |
Minority Interest
MinorityInterest
|
294000000 | USD |
CY2020Q4 | us-gaap |
Minority Interest
MinorityInterest
|
323000000 | USD |
CY2021Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
4290000000 | USD |
CY2020Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2341000000 | USD |
CY2021Q3 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
18066000000 | USD |
CY2020Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
16771000000 | USD |
CY2021Q3 | us-gaap |
Revenues
Revenues
|
6004000000 | USD |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
1646000000 | USD |
us-gaap |
Revenues
Revenues
|
15098000000 | USD | |
us-gaap |
Revenues
Revenues
|
3098000000 | USD | |
CY2021Q3 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
4229000000 | USD |
us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
11838000000 | USD | |
CY2020Q3 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
1525000000 | USD |
us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
3089000000 | USD | |
CY2021Q3 | us-gaap |
Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
|
112000000 | USD |
CY2020Q3 | us-gaap |
Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
|
59000000 | USD |
us-gaap |
Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
|
311000000 | USD | |
us-gaap |
Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
|
149000000 | USD | |
CY2021Q3 | us-gaap |
Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
|
4000000 | USD |
CY2020Q3 | us-gaap |
Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
|
7000000 | USD |
us-gaap |
Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
|
18000000 | USD | |
us-gaap |
Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
|
68000000 | USD | |
CY2021Q3 | us-gaap |
Other Operating Income Expense Net
OtherOperatingIncomeExpenseNet
|
-10000000 | USD |
CY2020Q3 | us-gaap |
Other Operating Income Expense Net
OtherOperatingIncomeExpenseNet
|
-17000000 | USD |
us-gaap |
Other Operating Income Expense Net
OtherOperatingIncomeExpenseNet
|
-38000000 | USD | |
us-gaap |
Other Operating Income Expense Net
OtherOperatingIncomeExpenseNet
|
-41000000 | USD | |
CY2021Q3 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
4355000000 | USD |
CY2020Q3 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1608000000 | USD |
us-gaap |
Costs And Expenses
CostsAndExpenses
|
3347000000 | USD | |
us-gaap |
Costs And Expenses
CostsAndExpenses
|
12205000000 | USD | |
CY2021Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
1649000000 | USD |
CY2020Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
38000000 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
2893000000 | USD | |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
-249000000 | USD | |
CY2021Q3 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-81000000 | USD |
CY2020Q3 | us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-68000000 | USD |
us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-258000000 | USD | |
us-gaap |
Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
|
-168000000 | USD | |
CY2021Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
CY2020Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-88000000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
133000000 | USD | |
CY2021Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-46000000 | USD |
CY2020Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-9000000 | USD |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-139000000 | USD | |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-30000000 | USD | |
CY2021Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1000000 | USD |
CY2020Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1000000 | USD |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
5000000 | USD | |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1000000 | USD | |
CY2021Q3 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-34000000 | USD |
CY2020Q3 | us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-58000000 | USD |
us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-202000000 | USD | |
us-gaap |
Nonoperating Income Expense
NonoperatingIncomeExpense
|
-4000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
1615000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
-20000000 | USD |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
2691000000 | USD | |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
-253000000 | USD | |
CY2021Q3 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
334000000 | USD |
CY2020Q3 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-22000000 | USD |
us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
559000000 | USD | |
us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-98000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
1281000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
2000000 | USD |
us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
2132000000 | USD | |
us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
-155000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
1000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
0 | USD |
us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
2000000 | USD | |
us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
0 | USD | |
CY2021Q3 | us-gaap |
Profit Loss
ProfitLoss
|
1282000000 | USD |
CY2020Q3 | us-gaap |
Profit Loss
ProfitLoss
|
2000000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
2134000000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
-155000000 | USD | |
CY2021Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
8000000 | USD |
CY2020Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
12000000 | USD |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
39000000 | USD | |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
31000000 | USD | |
CY2021Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
1274000000 | USD |
CY2020Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
-10000000 | USD |
us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
2095000000 | USD | |
us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
-186000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
2.46 | |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
-0.02 | |
us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
3.87 | ||
us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
-0.51 | ||
CY2021Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | |
CY2020Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | |
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | ||
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | ||
CY2021Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.46 | |
CY2020Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.02 | |
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.87 | ||
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.51 | ||
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
2.33 | |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
-0.02 | |
us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
3.69 | ||
us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
-0.51 | ||
CY2021Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | |
CY2020Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | |
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | ||
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | ||
CY2021Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.33 | |
CY2020Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.02 | |
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.69 | ||
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.51 | ||
CY2021Q3 | us-gaap |
Profit Loss
ProfitLoss
|
1282000000 | USD |
CY2020Q3 | us-gaap |
Profit Loss
ProfitLoss
|
2000000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
2134000000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
-155000000 | USD | |
CY2021Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-6000000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-6000000 | USD |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-20000000 | USD | |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
|
-18000000 | USD | |
CY2021Q3 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
0 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
2000000 | USD |
us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
-1000000 | USD | |
us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
|
2000000 | USD | |
CY2021Q3 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-83000000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-16000000 | USD |
us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-137000000 | USD | |
us-gaap |
Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax
|
-17000000 | USD | |
CY2021Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
89000000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
24000000 | USD |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
156000000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
37000000 | USD | |
CY2021Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
1371000000 | USD |
CY2020Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
26000000 | USD |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
2290000000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-118000000 | USD | |
CY2021Q3 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
8000000 | USD |
CY2020Q3 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
12000000 | USD |
us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
39000000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
31000000 | USD | |
CY2021Q3 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
1363000000 | USD |
CY2020Q3 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
14000000 | USD |
us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
2251000000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
-149000000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
2134000000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
-155000000 | USD | |
us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
664000000 | USD | |
us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
184000000 | USD | |
clf |
Amortizationof Inventory Stepup
AmortizationofInventoryStepup
|
129000000 | USD | |
clf |
Amortizationof Inventory Stepup
AmortizationofInventoryStepup
|
74000000 | USD | |
us-gaap |
Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
|
1000000 | USD | |
us-gaap |
Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
|
-46000000 | USD | |
us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
557000000 | USD | |
us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-90000000 | USD | |
us-gaap |
Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash
PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash
|
-59000000 | USD | |
us-gaap |
Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash
PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash
|
-11000000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-88000000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
133000000 | USD | |
us-gaap |
Unrealized Gain Loss On Derivatives And Commodity Contracts
UnrealizedGainLossOnDerivativesAndCommodityContracts
|
0 | USD | |
us-gaap |
Unrealized Gain Loss On Derivatives And Commodity Contracts
UnrealizedGainLossOnDerivativesAndCommodityContracts
|
19000000 | USD | |
us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-79000000 | USD | |
us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-47000000 | USD | |
us-gaap |
Increase Decrease In Accounts Receivable And Other Operating Assets
IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets
|
1175000000 | USD | |
us-gaap |
Increase Decrease In Accounts Receivable And Other Operating Assets
IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets
|
-260000000 | USD | |
us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
793000000 | USD | |
us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
4000000 | USD | |
us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
279000000 | USD | |
us-gaap |
Pension And Other Postretirement Benefit Contributions
PensionAndOtherPostretirementBenefitContributions
|
31000000 | USD | |
us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
302000000 | USD | |
us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-127000000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1648000000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
-51000000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
473000000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
379000000 | USD | |
us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-5000000 | USD | |
us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
-8000000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-414000000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1240000000 | USD | |
us-gaap |
Payments For Repurchase Of Redeemable Preferred Stock
PaymentsForRepurchaseOfRedeemablePreferredStock
|
1343000000 | USD | |
us-gaap |
Payments For Repurchase Of Redeemable Preferred Stock
PaymentsForRepurchaseOfRedeemablePreferredStock
|
0 | USD | |
us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
322000000 | USD | |
us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
0 | USD | |
us-gaap |
Proceeds From Issuance Of Senior Long Term Debt
ProceedsFromIssuanceOfSeniorLongTermDebt
|
1000000000 | USD | |
us-gaap |
Proceeds From Issuance Of Senior Long Term Debt
ProceedsFromIssuanceOfSeniorLongTermDebt
|
1763000000 | USD | |
us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
17000000 | USD | |
us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
58000000 | USD | |
us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1346000000 | USD | |
us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1000000000 | USD | |
us-gaap |
Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
|
4353000000 | USD | |
us-gaap |
Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
|
800000000 | USD | |
us-gaap |
Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
|
4160000000 | USD | |
us-gaap |
Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
|
400000000 | USD | |
us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
70000000 | USD | |
us-gaap |
Finance Lease Principal Payments
FinanceLeasePrincipalPayments
|
9000000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
14000000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-54000000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-1304000000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
994000000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-70000000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-297000000 | USD | |
CY2020Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
112000000 | USD |
CY2019Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
353000000 | USD |
CY2021Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
42000000 | USD |
CY2020Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
56000000 | USD |
CY2020Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2341000000 | USD |
CY2021Q1 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
70000000 | USD |
CY2021Q1 | us-gaap |
Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
|
322000000 | USD |
CY2021Q1 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
-5000000 | USD |
CY2021Q1 | clf |
Noncontrolling Interest Increase Decrease From Business Combination Measurement Period Adjustments
NoncontrollingInterestIncreaseDecreaseFromBusinessCombinationMeasurementPeriodAdjustments
|
-1000000 | USD |
CY2021Q1 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
8000000 | USD |
CY2021Q1 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2719000000 | USD |
CY2021Q2 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
849000000 | USD |
CY2021Q2 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
10000000 | USD |
CY2021Q2 | clf |
Noncontrolling Interest Increase Decrease From Business Combination Measurement Period Adjustments
NoncontrollingInterestIncreaseDecreaseFromBusinessCombinationMeasurementPeriodAdjustments
|
-13000000 | USD |
CY2021Q2 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
24000000 | USD |
CY2021Q2 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
3541000000 | USD |
CY2021Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
1371000000 | USD |
CY2021Q3 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
9000000 | USD |
CY2021Q3 | us-gaap |
Preferred Stock Redemption Premium
PreferredStockRedemptionPremium
|
605000000 | USD |
CY2021Q3 | us-gaap |
Adjustments To Additional Paid In Capital Equity Component Of Convertible Debt
AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt
|
-4000000 | USD |
CY2021Q3 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
22000000 | USD |
CY2021Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
4290000000 | USD |
CY2019Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
358000000 | USD |
CY2020Q1 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-47000000 | USD |
CY2020Q1 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
2000000 | USD |
CY2020Q1 | us-gaap |
Stock Issued During Period Value Acquisitions
StockIssuedDuringPeriodValueAcquisitions
|
948000000 | USD |
us-gaap |
Number Of Operating Segments
NumberOfOperatingSegments
|
4 | segments | |
CY2020Q1 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.06 | |
CY2020Q1 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
24000000 | USD |
CY2020Q1 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
6000000 | USD |
CY2020Q1 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1231000000 | USD |
CY2020Q2 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-97000000 | USD |
CY2020Q2 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
2000000 | USD |
CY2020Q2 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
18000000 | USD |
CY2020Q2 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1118000000 | USD |
CY2020Q3 | us-gaap |
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
|
24000000 | USD |
CY2020Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
1124000000 | USD |
CY2020Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
26000000 | USD |
CY2020Q3 | us-gaap |
Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
|
4000000 | USD |
us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
1 | segments | |
CY2020Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
5000000 | USD |
CY2019Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
0 | USD |
us-gaap |
Allowance For Doubtful Accounts Receivable Period Increase Decrease
AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
|
0 | USD | |
us-gaap |
Allowance For Doubtful Accounts Receivable Period Increase Decrease
AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
|
5000000 | USD | |
CY2021Q3 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
5000000 | USD |
CY2020Q3 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
5000000 | USD |
CY2021Q3 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
2510000000 | USD |
CY2020Q4 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
2125000000 | USD |
CY2021Q3 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
1711000000 | USD |
CY2020Q4 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
1431000000 | USD |
CY2021Q3 | us-gaap |
Inventory Finished Goods And Work In Process Net Of Reserves
InventoryFinishedGoodsAndWorkInProcessNetOfReserves
|
4221000000 | USD |
CY2020Q4 | us-gaap |
Inventory Finished Goods And Work In Process Net Of Reserves
InventoryFinishedGoodsAndWorkInProcessNetOfReserves
|
3556000000 | USD |
CY2021Q3 | us-gaap |
Inventory Supplies Net Of Reserves
InventorySuppliesNetOfReserves
|
284000000 | USD |
CY2020Q4 | us-gaap |
Inventory Supplies Net Of Reserves
InventorySuppliesNetOfReserves
|
272000000 | USD |
CY2021Q3 | us-gaap |
Inventory Net
InventoryNet
|
4505000000 | USD |
CY2020Q4 | us-gaap |
Inventory Net
InventoryNet
|
3828000000 | USD |
us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
572000000 | USD | |
us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
333000000 | USD | |
clf |
Capital Expenditures Incurredbut Notyet Paid Increase Decrease In Period
CapitalExpendituresIncurredbutNotyetPaidIncreaseDecreaseInPeriod
|
64000000 | USD | |
clf |
Capital Expenditures Incurredbut Notyet Paid Increase Decrease In Period
CapitalExpendituresIncurredbutNotyetPaidIncreaseDecreaseInPeriod
|
-89000000 | USD | |
us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
35000000 | USD | |
us-gaap |
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability
|
43000000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
473000000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
379000000 | USD | |
us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
38000000 | USD | |
us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
3000000 | USD | |
us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
15000000 | USD | |
us-gaap |
Proceeds From Income Tax Refunds
ProceedsFromIncomeTaxRefunds
|
119000000 | USD | |
us-gaap |
Interest Paid Net
InterestPaidNet
|
231000000 | USD | |
us-gaap |
Interest Paid Net
InterestPaidNet
|
117000000 | USD | |
us-gaap |
Interest Costs Capitalized
InterestCostsCapitalized
|
4000000 | USD | |
us-gaap |
Interest Costs Capitalized
InterestCostsCapitalized
|
38000000 | USD | |
CY2020 | us-gaap |
Number Of Businesses Acquired
NumberOfBusinessesAcquired
|
2 | business |
us-gaap |
Number Of Operating Segments
NumberOfOperatingSegments
|
4 | segments | |
CY2020Q3 | clf |
Business Acquisition Pro Forma Income Tax Benefit Expense
BusinessAcquisitionProFormaIncomeTaxBenefitExpense
|
6000000 | USD |
CY2020Q3 | clf |
Business Acquisition Pro Forma Expenses
BusinessAcquisitionProFormaExpenses
|
10000000 | USD |
clf |
Business Acquisition Pro Forma Income Tax Statutory Rate
BusinessAcquisitionProFormaIncomeTaxStatutoryRate
|
0.243 | ||
clf |
Business Acquisition Pro Forma Income Tax Benefit Expense
BusinessAcquisitionProFormaIncomeTaxBenefitExpense
|
2000000 | USD | |
CY2021Q3 | us-gaap |
Revenues
Revenues
|
6004000000 | USD |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
1646000000 | USD |
us-gaap |
Revenues
Revenues
|
15098000000 | USD | |
us-gaap |
Revenues
Revenues
|
3098000000 | USD | |
CY2021Q3 | us-gaap |
Revenues
Revenues
|
6004000000 | USD |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
1646000000 | USD |
us-gaap |
Revenues
Revenues
|
15098000000 | USD | |
us-gaap |
Revenues
Revenues
|
3098000000 | USD | |
us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
1 | segments | |
CY2021Q3 | us-gaap |
Revenues
Revenues
|
6004000000 | USD |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
1646000000 | USD |
us-gaap |
Revenues
Revenues
|
15098000000 | USD | |
us-gaap |
Revenues
Revenues
|
3098000000 | USD | |
CY2021Q3 | clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
1933000000 | USD |
CY2020Q3 | clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
126000000 | USD |
clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
3806000000 | USD | |
clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
67000000 | USD | |
CY2021Q3 | us-gaap |
Profit Loss
ProfitLoss
|
1282000000 | USD |
CY2020Q3 | us-gaap |
Profit Loss
ProfitLoss
|
2000000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
2134000000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
-155000000 | USD | |
CY2021Q3 | clf |
Ebitda Earnings Loss
EBITDAEarningsLoss
|
1936000000 | USD |
CY2020Q3 | clf |
Ebitda Earnings Loss
EBITDAEarningsLoss
|
120000000 | USD |
clf |
Ebitda Earnings Loss
EBITDAEarningsLoss
|
3615000000 | USD | |
clf |
Ebitda Earnings Loss
EBITDAEarningsLoss
|
99000000 | USD | |
CY2021Q3 | clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
1933000000 | USD |
CY2020Q3 | clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
126000000 | USD |
clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
3806000000 | USD | |
clf |
Adjusted Ebitda Earnings Loss
AdjustedEBITDAEarningsLoss
|
67000000 | USD | |
CY2021Q3 | us-gaap |
Assets
Assets
|
18066000000 | USD |
CY2020Q4 | us-gaap |
Assets
Assets
|
16771000000 | USD |
CY2021Q3 | us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
243000000 | USD |
CY2020Q3 | us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
102000000 | USD |
us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
572000000 | USD | |
us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
333000000 | USD | |
CY2021Q3 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
11101000000 | USD |
CY2020Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
10217000000 | USD |
CY2021Q3 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
2127000000 | USD |
CY2020Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
1474000000 | USD |
CY2021Q3 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8974000000 | USD |
CY2020Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8743000000 | USD |
CY2021Q3 | us-gaap |
Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
|
396000000 | USD |
CY2020Q4 | us-gaap |
Finance Lease Right Of Use Asset
FinanceLeaseRightOfUseAsset
|
361000000 | USD |
CY2021Q3 | us-gaap |
Depreciation
Depreciation
|
238000000 | USD |
us-gaap |
Depreciation
Depreciation
|
661000000 | USD | |
CY2020Q3 | us-gaap |
Depreciation
Depreciation
|
72000000 | USD |
us-gaap |
Depreciation
Depreciation
|
183000000 | USD | |
CY2021Q3 | us-gaap |
Goodwill
Goodwill
|
1072000000 | USD |
CY2020Q4 | us-gaap |
Goodwill
Goodwill
|
1406000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
220000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
40000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
180000000 | USD |
CY2020Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
220000000 | USD |
CY2020Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
32000000 | USD |
CY2020Q4 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
188000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liability Gross
FiniteLivedIntangibleLiabilityGross
|
71000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liability Accumulated Amortization
FiniteLivedIntangibleLiabilityAccumulatedAmortization
|
12000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liability Net
FiniteLivedIntangibleLiabilityNet
|
59000000 | USD |
CY2020Q4 | clf |
Finite Lived Intangible Liability Gross
FiniteLivedIntangibleLiabilityGross
|
71000000 | USD |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
8000000 | USD | |
CY2020Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
2000000 | USD |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
6000000 | USD | |
CY2020Q4 | clf |
Finite Lived Intangible Liability Accumulated Amortization
FiniteLivedIntangibleLiabilityAccumulatedAmortization
|
7000000 | USD |
CY2020Q4 | clf |
Finite Lived Intangible Liability Net
FiniteLivedIntangibleLiabilityNet
|
64000000 | USD |
CY2021Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
3000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year
FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear
|
3000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
10000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
10000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
|
10000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
10000000 | USD |
CY2021Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
10000000 | USD |
CY2021Q3 | clf |
Amortizationof Intangible Liability
AmortizationofIntangibleLiability
|
2000000 | USD |
clf |
Amortizationof Intangible Liability
AmortizationofIntangibleLiability
|
5000000 | USD | |
CY2020Q3 | clf |
Amortizationof Intangible Liability
AmortizationofIntangibleLiability
|
2000000 | USD |
clf |
Amortizationof Intangible Liability
AmortizationofIntangibleLiability
|
5000000 | USD | |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Remainderof Fiscal Year
FiniteLivedIntangibleLiabilitiesAmortizationCreditRemainderofFiscalYear
|
2000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Year Five
FiniteLivedIntangibleLiabilitiesAmortizationCreditYearFive
|
5000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Year Four
FiniteLivedIntangibleLiabilitiesAmortizationCreditYearFour
|
5000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Year Three
FiniteLivedIntangibleLiabilitiesAmortizationCreditYearThree
|
5000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Year Two
FiniteLivedIntangibleLiabilitiesAmortizationCreditYearTwo
|
5000000 | USD |
CY2021Q3 | clf |
Finite Lived Intangible Liabilities Amortization Credit Next Twelve Months
FiniteLivedIntangibleLiabilitiesAmortizationCreditNextTwelveMonths
|
5000000 | USD |
CY2021Q3 | us-gaap |
Debt Longterm And Shortterm Combined Amount
DebtLongtermAndShorttermCombinedAmount
|
5376000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
26000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
5350000000 | USD |
CY2020Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
5424000000 | USD |
CY2020Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
34000000 | USD |
CY2020Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
5390000000 | USD |
CY2021Q1 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
20000000 | shares |
CY2021Q3 | us-gaap |
Extinguishment Of Debt Amount
ExtinguishmentOfDebtAmount
|
2000000 | USD |
CY2021Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
us-gaap |
Extinguishment Of Debt Amount
ExtinguishmentOfDebtAmount
|
1280000000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-88000000 | USD | |
CY2020Q2 | us-gaap |
Extinguishment Of Debt Amount
ExtinguishmentOfDebtAmount
|
736000000 | USD |
CY2020Q2 | clf |
Reductionof Principal Long Term Debt
ReductionofPrincipalLongTermDebt
|
181000000 | USD |
us-gaap |
Extinguishment Of Debt Amount
ExtinguishmentOfDebtAmount
|
1488000000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
133000000 | USD | |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
|
26000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
|
0 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
55000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
36000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
2574000000 | USD |
CY2021Q3 | us-gaap |
Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
|
2823000000 | USD |
CY2021Q3 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
5514000000 | USD |
CY2021Q3 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
392000000 | USD |
CY2021Q3 | us-gaap |
Other Postretirement Benefits Payments
OtherPostretirementBenefitsPayments
|
22000000 | USD |
us-gaap |
Other Postretirement Benefits Payments
OtherPostretirementBenefitsPayments
|
27000000 | USD | |
us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.21 | ||
us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.21 | ||
us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.36 | ||
CY2020Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
342000000 | USD |
CY2021Q3 | us-gaap |
Asset Retirement Obligation Current
AssetRetirementObligationCurrent
|
25000000 | USD |
CY2020Q4 | us-gaap |
Asset Retirement Obligation Current
AssetRetirementObligationCurrent
|
7000000 | USD |
CY2021Q3 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
367000000 | USD |
CY2020Q4 | us-gaap |
Asset Retirement Obligations Noncurrent
AssetRetirementObligationsNoncurrent
|
335000000 | USD |
CY2020Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
342000000 | USD |
CY2019Q4 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
165000000 | USD |
clf |
Asset Retirement Obligation Increase Decrease In Liabilities Assumed Acquisition
AssetRetirementObligationIncreaseDecreaseInLiabilitiesAssumedAcquisition
|
57000000 | USD | |
clf |
Asset Retirement Obligation Increase Decrease In Liabilities Assumed Acquisition
AssetRetirementObligationIncreaseDecreaseInLiabilitiesAssumedAcquisition
|
17000000 | USD | |
us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
13000000 | USD | |
us-gaap |
Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
|
8000000 | USD | |
us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
20000000 | USD | |
us-gaap |
Asset Retirement Obligation Liabilities Settled
AssetRetirementObligationLiabilitiesSettled
|
4000000 | USD | |
CY2021Q3 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
392000000 | USD |
CY2020Q3 | us-gaap |
Asset Retirement Obligation
AssetRetirementObligation
|
186000000 | USD |
CY2020Q4 | us-gaap |
Temporary Equity Shares Outstanding
TemporaryEquitySharesOutstanding
|
583273 | shares |
CY2020Q4 | us-gaap |
Temporary Equity Shares Issued
TemporaryEquitySharesIssued
|
583273 | shares |
CY2021Q2 | us-gaap |
Temporary Equity Shares Issued
TemporaryEquitySharesIssued
|
583273 | shares |
CY2021Q2 | us-gaap |
Temporary Equity Shares Outstanding
TemporaryEquitySharesOutstanding
|
583273 | shares |
CY2021Q1 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
20000000 | shares |
CY2021Q3 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.125 | |
CY2021Q1 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
600000000 | shares |
CY2021Q2 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
1200000000 | shares |
CY2020Q2 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.06 | |
CY2020Q1 | us-gaap |
Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
|
0.06 | |
CY2020Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-133000000 | USD |
CY2021Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
7000000 | USD |
CY2021Q1 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
6000000 | USD |
CY2021Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-120000000 | USD |
CY2021Q2 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
51000000 | USD |
CY2021Q2 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
3000000 | USD |
CY2021Q2 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-66000000 | USD |
CY2021Q3 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
93000000 | USD |
CY2021Q3 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
-4000000 | USD |
CY2021Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
23000000 | USD |
CY2019Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-319000000 | USD |
CY2020Q1 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-6000000 | USD |
CY2020Q1 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
8000000 | USD |
CY2020Q1 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-317000000 | USD |
CY2020Q2 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
2000000 | USD |
CY2020Q2 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
9000000 | USD |
CY2020Q2 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-306000000 | USD |
CY2020Q3 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
14000000 | USD |
CY2020Q3 | us-gaap |
Reclassification From Aoci Current Period Net Of Tax Attributable To Parent
ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
|
10000000 | USD |
CY2020Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
-282000000 | USD |
CY2021Q3 | us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
11000000 | USD |
CY2020Q3 | us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
294000000 | USD |
us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
123000000 | USD | |
us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
587000000 | USD | |
CY2021Q3 | us-gaap |
Revenues
Revenues
|
6004000000 | USD |
CY2020Q3 | us-gaap |
Revenues
Revenues
|
1646000000 | USD |
us-gaap |
Revenues
Revenues
|
15098000000 | USD | |
us-gaap |
Revenues
Revenues
|
3098000000 | USD | |
CY2021Q3 | clf |
Percentage Of Related Party Revenue
PercentageOfRelatedPartyRevenue
|
0 | |
CY2020Q3 | clf |
Percentage Of Related Party Revenue
PercentageOfRelatedPartyRevenue
|
0.18 | |
clf |
Percentage Of Related Party Revenue
PercentageOfRelatedPartyRevenue
|
0.01 | ||
clf |
Percentage Of Related Party Revenue
PercentageOfRelatedPartyRevenue
|
0.19 | ||
CY2021Q3 | us-gaap |
Related Party Transaction Purchases From Related Party
RelatedPartyTransactionPurchasesFromRelatedParty
|
16000000 | USD |
CY2020Q3 | us-gaap |
Related Party Transaction Purchases From Related Party
RelatedPartyTransactionPurchasesFromRelatedParty
|
8000000 | USD |
us-gaap |
Related Party Transaction Purchases From Related Party
RelatedPartyTransactionPurchasesFromRelatedParty
|
58000000 | USD | |
us-gaap |
Related Party Transaction Purchases From Related Party
RelatedPartyTransactionPurchasesFromRelatedParty
|
20000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
1281000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
2000000 | USD |
us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
2132000000 | USD | |
us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
-155000000 | USD | |
CY2021Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
8000000 | USD |
CY2020Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
12000000 | USD |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
39000000 | USD | |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
31000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
1273000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
-10000000 | USD |
us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
2093000000 | USD | |
us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
-186000000 | USD | |
CY2021Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
1000000 | USD |
CY2020Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
0 | USD |
us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
2000000 | USD | |
us-gaap |
Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity
IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
|
0 | USD | |
CY2021Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
1274000000 | USD |
CY2020Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-10000000 | USD |
us-gaap |
Net Income Loss
NetIncomeLoss
|
2095000000 | USD | |
us-gaap |
Net Income Loss
NetIncomeLoss
|
-186000000 | USD | |
CY2021Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
500000000 | shares |
CY2020Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
399000000 | shares |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
497000000 | shares | |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
365000000 | shares | |
CY2021Q3 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Preferred Stock
IncrementalCommonSharesAttributableToConversionOfPreferredStock
|
17000000 | shares |
CY2020Q3 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Preferred Stock
IncrementalCommonSharesAttributableToConversionOfPreferredStock
|
0 | shares |
us-gaap |
Incremental Common Shares Attributable To Conversion Of Preferred Stock
IncrementalCommonSharesAttributableToConversionOfPreferredStock
|
44000000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Conversion Of Preferred Stock
IncrementalCommonSharesAttributableToConversionOfPreferredStock
|
0 | shares | |
CY2021Q3 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
24000000 | shares |
CY2020Q3 | us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
0 | shares |
us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
21000000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
|
0 | shares | |
CY2021Q3 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
6000000 | shares |
CY2020Q3 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
0 | shares |
us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
5000000 | shares | |
us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
0 | shares | |
CY2021Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
547000000 | shares |
CY2020Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
399000000 | shares |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
567000000 | shares | |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
365000000 | shares | |
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
2.46 | |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
-0.02 | |
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | ||
us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
3.87 | ||
us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
-0.51 | ||
CY2021Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | |
CY2020Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | |
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | ||
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare
|
0 | ||
CY2021Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
2.46 | |
CY2020Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.02 | |
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
3.87 | ||
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.51 | ||
CY2021Q3 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
2.33 | |
CY2020Q3 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
-0.02 | |
us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
3.69 | ||
us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
-0.51 | ||
CY2021Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | |
CY2020Q3 | us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | |
us-gaap |
Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share
DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare
|
0 | ||
CY2021Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
2.33 | |
CY2020Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.02 | |
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
3.69 | ||
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.51 | ||
CY2021Q3 | us-gaap |
Undistributed Earnings Loss Allocated To Participating Securities Basic
UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic
|
42000000 | USD |
us-gaap |
Undistributed Earnings Loss Allocated To Participating Securities Basic
UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic
|
172000000 | USD | |
CY2021Q3 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
161000000 | USD |
CY2020Q4 | us-gaap |
Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
|
135000000 | USD |
CY2021Q3 | us-gaap |
Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
|
16000000 | USD |
CY2020Q4 | us-gaap |
Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
|
18000000 | USD |
CY2021Q3 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
145000000 | USD |
CY2020Q4 | us-gaap |
Accrued Environmental Loss Contingencies Noncurrent
AccruedEnvironmentalLossContingenciesNoncurrent
|
117000000 | USD |
CY2012Q3 | clf |
Number Of Manufacturing Plant Areas To Be Investigated
NumberOfManufacturingPlantAreasToBeInvestigated
|
4 | area |
CY2012Q3 | clf |
Duration Of Plant Operations
DurationOfPlantOperations
|
P60Y |