1.0.0.3 false Consolidated Balance Sheets (USD $) In Millions false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 2 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 3 ASSETS 1 us-gaap_AssetsAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false No definition available. false 4 Cash and cash equivalents 2 us-gaap_CashAndCashEquivalentsAtCarryingValue us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 true true 3215000000 3215 false false 2 true true 435000000 435 false false No definition available. No authoritative reference available. false 5 Trade receivables 2 us-gaap_AccountsReceivableNetCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 438000000 438 false false 2 false true 104000000 104 false false No definition available. No authoritative reference available. false 6 Accounts receivable 2 nem_OtherAccountsReceivable nem false debit instant monetary Other Accounts Receivable including royalties, dividends, taxes and other. false false false false false false false false false 1 false true 102000000 102 false false 2 false true 214000000 214 false false Other Accounts Receivable including royalties, dividends, taxes and other. No authoritative reference available. false 7 Investments (Note 16) 2 us-gaap_ShortTermInvestments us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 56000000 56 false false 2 false true 12000000 12 false false No definition available. No authoritative reference available. false 8 Inventories (Note 17) 2 us-gaap_InventoryNet us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 493000000 493 false false 2 false true 507000000 507 false false No definition available. No authoritative reference available. false 9 Stockpiles and ore on leach pads (Note 18) 2 nem_StockpilesOreOnLeachPads nem false debit instant monetary Stockpiles and ore on leach pads false false false false false false false false false 1 false true 403000000 403 false false 2 false true 290000000 290 false false Stockpiles and ore on leach pads No authoritative reference available. false 10 Deferred income tax assets (Note 8) 2 us-gaap_DeferredTaxAssetsNetCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 215000000 215 false false 2 false true 284000000 284 false false No definition available. No authoritative reference available. false 11 Other current assets (Note 19) 2 us-gaap_OtherAssetsCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 900000000 900 false false 2 false true 455000000 455 false false No definition available. No authoritative reference available. true 12 Current assets 2 us-gaap_AssetsCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 5822000000 5822 false false 2 false true 2301000000 2301 false false No definition available. No authoritative reference available. false 13 Property, plant and mine development, net (Note 20) 2 us-gaap_PropertyPlantAndEquipmentNet us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 12370000000 12370 false false 2 false true 10128000000 10128 false false No definition available. No authoritative reference available. false 14 Investments (Note 16) 2 us-gaap_MarketableSecuritiesNoncurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 1186000000 1186 false false 2 false true 655000000 655 false false No definition available. No authoritative reference available. false 15 Stockpiles and ore on leach pads (Note 18) 2 nem_LongtermStockpilesOreOnLeachPads nem false debit instant monetary Long-term stockpiles and ore on leach pads false false false false false false false false false 1 false true 1502000000 1502 false false 2 false true 1136000000 1136 false false Long-term stockpiles and ore on leach pads No authoritative reference available. false 16 Deferred income tax assets (Note 8) 2 us-gaap_DeferredTaxAssetsNetNoncurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 937000000 937 false false 2 false true 1039000000 1039 false false No definition available. No authoritative reference available. false 17 Other long-term assets (Note 19) 2 us-gaap_OtherAssetsNoncurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 482000000 482 false false 2 false true 395000000 395 false false No definition available. No authoritative reference available. false 18 Assets of operations held for sale (Note 10) 2 us-gaap_AssetsHeldForSaleLongLived us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 0 0 false false 2 false true 73000000 73 false false No definition available. No authoritative reference available. true 19 Total assets 2 us-gaap_Assets us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 22299000000 22299 false false 2 false true 15727000000 15727 false false No definition available. No authoritative reference available. true 20 LIABILITIES 1 us-gaap_LiabilitiesAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false No definition available. false 21 Current portion of debt (Note 21) 2 us-gaap_LongTermDebtCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 157000000 157 false false 2 false true 165000000 165 false false No definition available. No authoritative reference available. false 22 Accounts payable 2 us-gaap_AccountsPayableCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 396000000 396 false false 2 false true 411000000 411 false false No definition available. No authoritative reference available. false 23 Employee-related benefits (Note 22) 2 us-gaap_EmployeeRelatedLiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 250000000 250 false false 2 false true 170000000 170 false false No definition available. No authoritative reference available. false 24 Income and mining taxes (Note 8) 2 us-gaap_TaxesPayableCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 200000000 200 false false 2 false true 61000000 61 false false No definition available. No authoritative reference available. false 25 Other current liabilities (Note 24) 2 us-gaap_OtherLiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 1317000000 1317 false false 2 false true 770000000 770 false false No definition available. No authoritative reference available. true 26 Current liabilities 2 us-gaap_LiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 2320000000 2320 false false 2 false true 1577000000 1577 false false No definition available. No authoritative reference available. false 27 Debt (Note 21) 2 us-gaap_LongTermDebtNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 4652000000 4652 false false 2 false true 3072000000 3072 false false No definition available. No authoritative reference available. false 28 Reclamation and remediation liabilities (Note 25) 2 us-gaap_MineReclamationAndClosingLiabilityNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 805000000 805 false false 2 false true 699000000 699 false false No definition available. No authoritative reference available. false 29 Deferred income tax liabilities (Note 8) 2 us-gaap_DeferredTaxLiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 1341000000 1341 false false 2 false true 1051000000 1051 false false No definition available. No authoritative reference available. false 30 Employee-related benefits (Note 22) 2 us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 381000000 381 false false 2 false true 379000000 379 false false No definition available. No authoritative reference available. false 31 Other long-term liabilities (Note 24) 2 us-gaap_OtherLiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 174000000 174 false false 2 false true 252000000 252 false false No definition available. No authoritative reference available. false 32 Liabilities of operations held for sale (Note 10) 2 us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 13000000 13 false false 2 false true 36000000 36 false false No definition available. No authoritative reference available. true 33 Total liabilities 2 us-gaap_Liabilities us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 9686000000 9686 false false 2 false true 7066000000 7066 false false No definition available. No authoritative reference available. true 35 EQUITY 1 us-gaap_StockholdersEquityAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false No definition available. false 36 Common stock - $1.60 par value; Authorized - 750 million shares Issued and outstanding - Common: 482 million and 443 million shares issued, less 270,000 and 264,000 treasury shares, respectively; Exchangeable: 56 million shares issued, less 47 million and 44 million redeemed shares, respectively 2 us-gaap_CommonStockValue us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 770000000 770 false false 2 false true 709000000 709 false false No definition available. No authoritative reference available. false 37 Additional paid-in capital 2 us-gaap_AdditionalPaidInCapital us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 8158000000 8158 false false 2 false true 6831000000 6831 false false No definition available. No authoritative reference available. false 38 Accumulated other comprehensive income (loss) (Note 26) 2 us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 626000000 626 false false 2 false true -253000000 -253 false false No definition available. No authoritative reference available. false 39 Retained earnings 2 us-gaap_RetainedEarningsAccumulatedDeficit us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 1149000000 1149 false false 2 false true 4000000 4 false false No definition available. No authoritative reference available. true 40 Newmont stockholders' equity 2 us-gaap_StockholdersEquity us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 10703000000 10703 false false 2 false true 7291000000 7291 false false No definition available. No authoritative reference available. false 41 Noncontrolling interests 2 us-gaap_MinorityInterest us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 1910000000 1910 false false 2 false true 1370000000 1370 false false No definition available. No authoritative reference available. true 42 Total equity 2 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 12613000000 12613 false false 2 false true 8661000000 8661 false false No definition available. No authoritative reference available. true 43 Total liabilities and equity 1 us-gaap_LiabilitiesAndStockholdersEquity us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 true true 22299000000 22299 false false 2 true true 15727000000 15727 false false No definition available. No authoritative reference available. true false 2 40 false Millions UnKnown UnKnown false true