$NOC
NORTHROP GRUMMAN CORP /DE/ Stock $noc

$noc Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000113342122000004 Filed on January 27, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$8.639B	$35.67B	$10.21B
YoY Change	-15.4%	-3.08%	17.1%
Cost Of Revenue	$7.088B	$28.40B	$8.122B
YoY Change	-12.73%	-3.14%	22.78%
Gross Profit	$1.551B	$7.268B	$2.090B
YoY Change	-25.79%	-2.81%	-0.76%
Gross Profit Margin	17.95%	20.38%	20.47%
Selling, General & Admin	$809.0M	$2.497B	$938.0M
YoY Change	-13.75%	7.96%	-3.3%
% of Gross Profit	52.16%	34.36%	44.88%
Research & Development		$1.100B
YoY Change		0.0%
% of Gross Profit		15.13%
Depreciation & Amortization	$331.0M	$1.239B	$345.0M
YoY Change	-4.06%	-2.21%	22.78%
% of Gross Profit	21.34%	17.05%	16.51%
Operating Expenses	$809.0M	$32.00B	$938.0M
YoY Change	-13.75%	-2.25%	-3.3%
Operating Profit	$742.0M	$5.651B	$1.152B
YoY Change	-35.59%	39.02%	1.41%
Interest Expense	-$133.0M	-$556.0M	-$160.0M
YoY Change	-16.88%	-6.24%	23.08%
% of Operating Profit	-17.92%	-9.84%	-13.89%
Other Income/Expense, Net	$2.736B	$19.00M	-$687.0M
YoY Change	-498.25%	-79.35%	-56.38%
Pretax Income	$3.345B	$8.938B	$305.0M
YoY Change	996.72%	139.75%	-153.6%
Income Tax	$635.0M	$1.933B	-$25.00M
% Of Pretax Income	18.98%	21.63%	-8.2%
Net Earnings	$2.710B	$7.005B	$330.0M
YoY Change	721.21%	119.66%	-180.68%
Net Earnings / Revenue	31.37%	19.64%	3.23%
Basic Earnings Per Share		$43.70	$1.98
Diluted Earnings Per Share	$17.13M	$43.54	$1.97
COMMON SHARES
Basic Shares Outstanding	158.5M shares	160.3M shares	166.8M shares
Diluted Shares Outstanding		160.9M shares	167.4M shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.948B	$3.530B	$5.303B
YoY Change	-25.55%	-28.06%	101.87%
Cash & Equivalents	$3.530B	$3.530B	$4.907B
Short-Term Investments	$418.0M		$396.0M
Other Short-Term Assets	$1.126B	$1.126B	$1.402B
YoY Change	-19.69%	-62.92%	40.62%
Inventory	$811.0M	$811.0M	$759.0M
Prepaid Expenses
Receivables	$1.467B	$6.959B	$1.501B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$12.43B	$12.43B	$15.34B
YoY Change	-19.02%	-19.02%	43.6%
LONG-TERM ASSETS
Property, Plant & Equipment	$7.894B	$9.549B	$7.071B
YoY Change	11.64%	10.98%	2.3%
Goodwill	$17.52B		$17.52B
YoY Change	-0.02%		-6.36%
Intangibles	$578.0M		$783.0M
YoY Change	-26.18%		-24.71%
Long-Term Investments	$418.0M	$418.0M
YoY Change
Other Assets	$2.311B	$2.093B	$1.909B
YoY Change	21.06%	-5.72%	10.67%
Total Long-Term Assets	$30.15B	$30.15B	$29.13B
YoY Change	3.53%	3.53%	-4.21%
TOTAL ASSETS
Total Short-Term Assets	$12.43B	$12.43B	$15.34B
Total Long-Term Assets	$30.15B	$30.15B	$29.13B
Total Assets	$42.58B	$42.58B	$44.47B
YoY Change	-4.25%	-4.25%	8.23%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.197B	$2.197B	$1.806B
YoY Change	21.65%	21.65%	-18.87%
Accrued Expenses	$2.201B	$2.485B	$2.234B
YoY Change	-1.48%	-0.48%	-1.76%
Deferred Revenue	$3.026B		$2.517B
YoY Change	20.22%		12.52%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$6.000M	$6.000M	$742.0M
YoY Change	-99.19%	-99.19%	-33.09%
Total Short-Term Liabilities	$9.530B	$9.530B	$9.580B
YoY Change	-0.52%	-0.52%	1.55%
LONG-TERM LIABILITIES
Long-Term Debt	$12.78B	$12.78B	$14.26B
YoY Change	-10.41%	-10.41%	11.68%
Other Long-Term Liabilities	$1.997B	$6.856B	$2.208B
YoY Change	-9.56%	-31.77%	24.11%
Total Long-Term Liabilities	$14.77B	$19.63B	$16.47B
YoY Change	-10.29%	-19.24%	13.2%
TOTAL LIABILITIES
Total Short-Term Liabilities	$9.530B	$9.530B	$9.580B
Total Long-Term Liabilities	$14.77B	$19.63B	$16.47B
Total Liabilities	$29.65B	$29.65B	$33.89B
YoY Change	-12.5%	-12.5%	5.02%
SHAREHOLDERS EQUITY
Retained Earnings	$12.91B		$10.48B
YoY Change	23.19%		19.82%
Common Stock	$156.0M		$225.0M
YoY Change	-30.67%		33.93%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$12.93B	$12.93B	$10.58B
YoY Change
Total Liabilities & Shareholders Equity	$42.58B	$42.58B	$44.47B
YoY Change	-4.25%	-4.25%	8.23%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	$2.710B	$7.005B	$330.0M
YoY Change	721.21%	119.66%	-180.68%
Depreciation, Depletion And Amortization	$331.0M	$1.239B	$345.0M
YoY Change	-4.06%	-2.21%	22.78%
Cash From Operating Activities	$1.442B	$3.567B	$1.602B
YoY Change	-9.99%	-17.14%	-34.98%
INVESTING ACTIVITIES
Capital Expenditures	-$733.0M	$1.415B	-$592.0M
YoY Change	23.82%	-0.35%	25.69%
Acquisitions
YoY Change
Other Investing Activities	-$8.000M	$11.00M	$209.0M
YoY Change	-103.83%	-375.0%	326.53%
Cash From Investing Activities	-$741.0M	$2.058B	-$383.0M
YoY Change	93.47%	-269.94%	-9.24%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$3.705B
YoY Change		656.12%
Debt Paid & Issued, Net		$2.236B
YoY Change		117.72%
Cash From Financing Activities	-1.226B	-$7.002B	-1.307B
YoY Change	-6.2%	1520.83%	41.45%
NET CHANGE
Cash From Operating Activities	1.442B	$3.567B	1.602B
Cash From Investing Activities	-741.0M	$2.058B	-383.0M
Cash From Financing Activities	-1.226B	-$7.002B	-1.307B
Net Change In Cash	-525.0M	-$1.377B	-88.00M
YoY Change	496.59%	-151.73%	-107.87%
FREE CASH FLOW
Cash From Operating Activities	$1.442B	$3.567B	$1.602B
Capital Expenditures	-$733.0M	$1.415B	-$592.0M
Free Cash Flow	$2.175B	$2.152B	$2.194B
YoY Change	-0.87%	-25.41%	-25.25%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021	dei	Entity Registrant Name EntityRegistrantName	NORTHROP GRUMMAN CORP /DE/
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001133421
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	58200000000	USD
CY2022Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	156101934	shares
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001133421
CY2021Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2020Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	1-16411
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	80-0640649
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	2980 Fairview Park Drive
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Falls Church,
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	VA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	22042
CY2021	dei	City Area Code CityAreaCode	703
CY2021	dei	Local Phone Number LocalPhoneNumber	280-2900
CY2021	dei	Security12b Title Security12bTitle	Common Stock
CY2021	dei	Trading Symbol TradingSymbol	NOC
CY2021	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	58200000000	USD
CY2022Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	156101934	shares
CY2021	dei	Auditor Name AuditorName	Deloitte & Touche LLP
CY2021	dei	Auditor Location AuditorLocation	McLean, Virginia
CY2021	us-gaap	Revenues Revenues	35667000000	USD
CY2020	us-gaap	Revenues Revenues	36799000000	USD
CY2019	us-gaap	Revenues Revenues	33841000000	USD
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	3597000000	USD
CY2020	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	3413000000	USD
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	3290000000	USD
CY2021	us-gaap	Operating Expenses OperatingExpenses	31996000000	USD
CY2020	us-gaap	Operating Expenses OperatingExpenses	32734000000	USD
CY2019	us-gaap	Operating Expenses OperatingExpenses	29872000000	USD
CY2021	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1980000000	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	5651000000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	4065000000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	3969000000	USD
CY2021	us-gaap	Interest And Debt Expense InterestAndDebtExpense	556000000	USD
CY2020	us-gaap	Interest And Debt Expense InterestAndDebtExpense	593000000	USD
CY2019	us-gaap	Interest And Debt Expense InterestAndDebtExpense	528000000	USD
CY2021	noc	Net Fa Snonservice Pension Benefit Expense NetFASnonservicePensionBenefitExpense	1469000000	USD
CY2020	noc	Net Fa Snonservice Pension Benefit Expense NetFASnonservicePensionBenefitExpense	1198000000	USD
CY2019	noc	Net Fa Snonservice Pension Benefit Expense NetFASnonservicePensionBenefitExpense	800000000	USD
CY2021	us-gaap	Defined Benefit Plan Actuarial Gain Loss Immediate Recognition As Component In Net Periodic Benefit Cost Credit DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit	2355000000	USD
CY2020	us-gaap	Defined Benefit Plan Actuarial Gain Loss Immediate Recognition As Component In Net Periodic Benefit Cost Credit DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit	-1034000000	USD
CY2019	us-gaap	Defined Benefit Plan Actuarial Gain Loss Immediate Recognition As Component In Net Periodic Benefit Cost Credit DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit	-1800000000	USD
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	19000000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	92000000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	107000000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8938000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3728000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2548000000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1933000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	539000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	300000000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	7005000000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	3189000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	2248000000	USD
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	43.70
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	19.08
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.28
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	160300000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	167100000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	169300000	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	43.54
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	19.03
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.22
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	160900000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	167600000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	170000000.0	shares
CY2021	us-gaap	Net Income Loss NetIncomeLoss	7005000000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	3189000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	2248000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	2000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	14000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	15000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	8000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	41000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	47000000	USD
CY2021	noc	Other Comprehensive Income Loss Foreign Currency Translationand Translation Adjustmentand Other Netof Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax	-7000000	USD
CY2020	noc	Other Comprehensive Income Loss Foreign Currency Translationand Translation Adjustmentand Other Netof Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax	10000000	USD
CY2019	noc	Other Comprehensive Income Loss Foreign Currency Translationand Translation Adjustmentand Other Netof Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationandTranslationAdjustmentandOtherNetofTax	2000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-15000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-31000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-45000000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6990000000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	3158000000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2203000000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3530000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	4907000000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1467000000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1501000000	USD
CY2021Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5492000000	USD
CY2020Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5140000000	USD
CY2021Q4	us-gaap	Inventory Net InventoryNet	811000000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	759000000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	1126000000	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	1402000000	USD
CY2021Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2020Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	1635000000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	12426000000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	15344000000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6819000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6335000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7894000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7071000000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1655000000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1533000000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	17515000000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	17518000000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	578000000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	783000000	USD
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	200000000	USD
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	311000000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2311000000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1909000000	USD
CY2021Q4	us-gaap	Assets Assets	42579000000	USD
CY2020Q4	us-gaap	Assets Assets	44469000000	USD
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	2197000000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	1806000000	USD
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1993000000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1997000000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	3026000000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2517000000	USD
CY2021Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	2314000000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	3002000000	USD
CY2021Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2020Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	258000000	USD
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	9530000000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	9580000000	USD
CY2021Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	6000000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	742000000	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	12777000000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	14261000000	USD
CY2021Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	3269000000	USD
CY2020Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	6498000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1590000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1343000000	USD
CY2021Q4	us-gaap	Deferred Tax And Other Liabilities Noncurrent DeferredTaxAndOtherLiabilitiesNoncurrent	490000000	USD
CY2020Q4	us-gaap	Deferred Tax And Other Liabilities Noncurrent DeferredTaxAndOtherLiabilitiesNoncurrent	0	USD
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1997000000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	2208000000	USD
CY2021Q4	us-gaap	Liabilities Liabilities	29653000000	USD
CY2020Q4	us-gaap	Liabilities Liabilities	33890000000	USD
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2020Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	10482000000	USD
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2020Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	156284423	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	156284423	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	166717179	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	166717179	shares
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	156000000	USD
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	167000000	USD
CY2021Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	0	USD
CY2020Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	58000000	USD
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	12913000000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-143000000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-128000000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	12926000000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	10579000000	USD
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	42579000000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	44469000000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	7005000000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	3189000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	2248000000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1239000000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1267000000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1265000000	USD
CY2021	us-gaap	Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash	-2355000000	USD
CY2020	us-gaap	Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash	1034000000	USD
CY2019	us-gaap	Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash	1800000000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	94000000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	90000000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	127000000	USD
CY2021	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	603000000	USD
CY2020	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	210000000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-509000000	USD
CY2021	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1980000000	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2021	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-1091000000	USD
CY2020	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-802000000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-432000000	USD
CY2021	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	-141000000	USD
CY2020	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	-887000000	USD
CY2019	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	-263000000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	10000000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	285000000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-122000000	USD
CY2021	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	414000000	USD
CY2020	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-160000000	USD
CY2019	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	335000000	USD
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	52000000	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-18000000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	135000000	USD
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-66000000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	147000000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	78000000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	376000000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	719000000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	617000000	USD
CY2021	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	215000000	USD
CY2020	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-238000000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-63000000	USD
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-12000000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	23000000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	67000000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3567000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4305000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4297000000	USD
CY2021	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	3400000000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1415000000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1420000000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1264000000	USD
CY2021	noc	Cash Flow From Sale Of Equipment To A Customer CashFlowFromSaleOfEquipmentToACustomer	84000000	USD
CY2020	noc	Cash Flow From Sale Of Equipment To A Customer CashFlowFromSaleOfEquipmentToACustomer	205000000	USD
CY2019	noc	Cash Flow From Sale Of Equipment To A Customer CashFlowFromSaleOfEquipmentToACustomer	0	USD
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	11000000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-4000000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-57000000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	2058000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1211000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1207000000	USD
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2239000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2236000000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1027000000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	500000000	USD
CY2021	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	0	USD
CY2020	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-78000000	USD
CY2019	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-31000000	USD
CY2021	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	0	USD
CY2020	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	0	USD
CY2019	us-gaap	Proceeds From Repayments Of Commercial Paper ProceedsFromRepaymentsOfCommercialPaper	-198000000	USD
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	3705000000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	490000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	744000000	USD
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	983000000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	953000000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	880000000	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	34000000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	66000000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	65000000	USD
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-44000000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-57000000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-6000000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-7002000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-432000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2424000000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1377000000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	2662000000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	666000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	4907000000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2245000000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1579000000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3530000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	4907000000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2245000000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	7005000000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	3189000000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	2248000000	USD
CY2021	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
CY2020	us-gaap	Stockholders Equity Other StockholdersEquityOther	11000000	USD
CY2019	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	12926000000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	10579000000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	8819000000	USD
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	6.16
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	5.67
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	5.16
CY2021Q1	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	3400000000	USD
CY2021	noc	Pre Tax Gain On Sale Of Business PreTaxGainOnSaleOfBusiness	2000000000	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Accounting Estimates</span></div><div style="margin-bottom:5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The company’s consolidated financial statements are prepared in conformity with U.S. GAAP. The preparation thereof requires management to make estimates and judgments that affect the reported amounts of assets and liabilities and the disclosure of contingencies at the date of the financial statements, as well as the reported amounts of sales and expenses during the reporting period. Estimates have been prepared using the most current and best available information; however, actual results could differ materially from those estimates.</span></div>
CY2021	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	568000000	USD
CY2020	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	504000000	USD
CY2019	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	538000000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	76000000000	USD
CY2021	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Explanation RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionExplanation	Of our December 31, 2021 backlog, we expect to recognize approximately 40 percent as revenue over the next 12 months and 60 percent as revenue over the next 24 months, with the remainder to be recognized thereafter.
CY2021Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5492000000	USD
CY2020Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	5140000000	USD
CY2021	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	352000000	USD
CY2021	noc	Percentincreasedecreasein Contract Asset PercentincreasedecreaseinContractAsset	0.07
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	3026000000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2517000000	USD
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	509000000	USD
CY2021	noc	Percentdecreaseincreasein Contractwith Customer Liability Current PercentdecreaseincreaseinContractwithCustomerLiabilityCurrent	0.20
CY2021Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	2466000000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	2623000000	USD
CY2021	noc	Amountofincreasedecreaseinnetcontractassetsliabilities Amountofincreasedecreaseinnetcontractassetsliabilities	-157000000	USD
CY2021	noc	Percentincreasedecreaseinnetcontractassetsliabilities Percentincreasedecreaseinnetcontractassetsliabilities	-0.06
CY2021	noc	Percentincreasedecreaseinnetcontractassetsliabilities Percentincreasedecreaseinnetcontractassetsliabilities	-0.06
CY2021	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2000000000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1600000000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	1300000000	USD
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1100000000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1100000000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	953000000	USD
CY2021	noc	Researchand Developmentasa Percentof Sales ResearchandDevelopmentasaPercentofSales	0.032
CY2020	noc	Researchand Developmentasa Percentof Sales ResearchandDevelopmentasaPercentofSales	0.029
CY2019	noc	Researchand Developmentasa Percentof Sales ResearchandDevelopmentasaPercentofSales	0.028
CY2021Q4	us-gaap	Inventory For Long Term Contracts Or Programs General And Administrative Costs Included In Inventory InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory	44000000	USD
CY2020Q4	us-gaap	Inventory For Long Term Contracts Or Programs General And Administrative Costs Included In Inventory InventoryForLongTermContractsOrProgramsGeneralAndAdministrativeCostsIncludedInInventory	41000000	USD
CY2021Q4	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	440000000	USD
CY2020Q4	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	419000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	14713000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	13406000000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6819000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6335000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7894000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7071000000	USD
CY2020	noc	Revenue From Sale Of Equipment To A Customer RevenueFromSaleOfEquipmentToACustomer	444000000	USD
CY2021	noc	Cash Flow From Sale Of Equipment To A Customer CashFlowFromSaleOfEquipmentToACustomer	84000000	USD
CY2020	noc	Cash Flow From Sale Of Equipment To A Customer CashFlowFromSaleOfEquipmentToACustomer	205000000	USD
CY2021	noc	Remaining Cash To Be Collected From Sale Of Property Plant And Equipment RemainingCashToBeCollectedFromSaleOfPropertyPlantAndEquipment	155000000	USD
CY2021	noc	Non Cash Investing Activities From Landlord Funded Leasehold Activities NonCashInvestingActivitiesFromLandlordFundedLeaseholdActivities	150000000	USD
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	91000000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	72000000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	166000000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P3Y
CY2021Q4	noc	Prior Service Cost Tax Expense PriorServiceCostTaxExpense	1000000	USD
CY2020Q4	noc	Prior Service Cost Tax Expense PriorServiceCostTaxExpense	3000000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	-2000000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	-10000000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-145000000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-138000000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-143000000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-128000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	3400000000	USD
CY2021	noc	Pre Tax Gain On Sale Of Business PreTaxGainOnSaleOfBusiness	2000000000	USD
CY2021	us-gaap	Income Loss From Individually Significant Component Disposed Of Or Held For Sale Excluding Discontinued Operations Attributable To Parent Before Income Tax IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax	20000000	USD
CY2020	us-gaap	Income Loss From Individually Significant Component Disposed Of Or Held For Sale Excluding Discontinued Operations Attributable To Parent Before Income Tax IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax	247000000	USD
CY2019	us-gaap	Income Loss From Individually Significant Component Disposed Of Or Held For Sale Excluding Discontinued Operations Attributable To Parent Before Income Tax IncomeLossFromIndividuallySignificantComponentDisposedOfOrHeldForSaleExcludingDiscontinuedOperationsAttributableToParentBeforeIncomeTax	245000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Accounts Notes And Loans Receivable Net DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet	110000000	USD
CY2020Q4	noc	Disposal Group Including Discontinued Operation Unbilled Receivables Net DisposalGroupIncludingDiscontinuedOperationUnbilledReceivablesNet	269000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	9000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment Noncurrent DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent	14000000	USD
CY2020Q4	noc	Disposal Group Including Discontinued Operation Operating Lease Rou Assets DisposalGroupIncludingDiscontinuedOperationOperatingLeaseROUAssets	38000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Goodwill1 DisposalGroupIncludingDiscontinuedOperationGoodwill1	1195000000	USD
CY2020Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	1635000000	USD
CY2020Q4	us-gaap	Disposal Group Including Discontinued Operation Accounts Payable Current DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent	99000000	USD
CY2020Q4	noc	Disposal Group Including Discontinued Operation Employee Related Liabilities Current DisposalGroupIncludingDiscontinuedOperationEmployeeRelatedLiabilitiesCurrent	59000000	USD
CY2020Q4	noc	Disposal Group Including Discontinued Operation Contract With Customer Liability Current DisposalGroupIncludingDiscontinuedOperationContractWithCustomerLiabilityCurrent	31000000	USD
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CY2020Q4	us-gaap	Marketable Securities MarketableSecurities	396000000	USD
CY2021Q4	us-gaap	Foreign Currency Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue	120000000	USD
CY2020Q4	us-gaap	Foreign Currency Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue	133000000	USD
CY2021Q4	us-gaap	Foreign Currency Cash Flow Hedge Derivative At Fair Value Net ForeignCurrencyCashFlowHedgeDerivativeAtFairValueNet	0	USD
CY2020Q4	us-gaap	Foreign Currency Cash Flow Hedge Derivative At Fair Value Net ForeignCurrencyCashFlowHedgeDerivativeAtFairValueNet	0	USD
CY2021	us-gaap	Line Of Credit Facility Covenant Terms LineOfCreditFacilityCovenantTerms	The company also cannot permit the ratio of its debt to capitalization (as set forth in the credit agreement) to exceed 65 percent.
CY2021	us-gaap	Line Of Credit Facility Covenant Compliance LineOfCreditFacilityCovenantCompliance	the company was in compliance with all covenants under its credit agreement.
CY2021Q1	noc	A2021 Note Face Amount A2021NoteFaceAmount	700000000	USD
CY2021Q1	noc	A2021 Note Interest Rate Stated Percentage A2021NoteInterestRateStatedPercentage	0.035
CY2021Q1	noc	A2022 Note Face Amount A2022NoteFaceAmount	1500000000	USD
CY2021Q1	noc	A2022 Note Interest Rate Stated Percentage A2022NoteInterestRateStatedPercentage	0.0255
CY2021	us-gaap	Redemption Premium RedemptionPremium	54000000	USD
CY2021Q3	noc	Principal Amount Ngsc Notes PrincipalAmountNGSCNotes	422000000	USD
CY2021Q3	noc	Principal Amount Northrop Grumman Corporation Notes PrincipalAmountNorthropGrummanCorporationNotes	422000000	USD
CY2021Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	205000000	USD
CY2020Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	235000000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	65000000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	75000000	USD
CY2021Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	12783000000	USD
CY2020Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	15003000000	USD
CY2021Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	6000000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	742000000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	12777000000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	14261000000	USD
CY2021Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	15100000000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	18200000000	USD
CY2021	noc	Interest Paid Net Of Interest Received InterestPaidNetOfInterestReceived	570000000	USD
CY2020	noc	Interest Paid Net Of Interest Received InterestPaidNetOfInterestReceived	572000000	USD
CY2019	noc	Interest Paid Net Of Interest Received InterestPaidNetOfInterestReceived	521000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	6000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	1063000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	3000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	1503000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	530000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	9757000000	USD
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	12862000000	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	14000000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	65000000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	12783000000	USD
CY2021Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	572000000	USD
CY2021Q4	us-gaap	Loss Contingency Range Of Possible Loss Portion Not Accrued LossContingencyRangeOfPossibleLossPortionNotAccrued	363000000	USD
CY2021Q4	us-gaap	Recorded Third Party Environmental Recoveries Amount RecordedThirdPartyEnvironmentalRecoveriesAmount	486000000	USD
CY2020Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	614000000	USD
CY2020Q4	us-gaap	Loss Contingency Range Of Possible Loss Portion Not Accrued LossContingencyRangeOfPossibleLossPortionNotAccrued	346000000	USD
CY2020Q4	us-gaap	Recorded Third Party Environmental Recoveries Amount RecordedThirdPartyEnvironmentalRecoveriesAmount	529000000	USD
CY2021Q4	noc	Standby Unused Letters Of Creditandbankguarantees StandbyUnusedLettersOfCreditandbankguarantees	434000000	USD
CY2021Q4	noc	Surety Bond Outstanding SuretyBondOutstanding	71000000	USD
CY2021	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	588000000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	590000000	USD
CY2019	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	481000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-62000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	15000000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	47000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-55000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	14000000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	41000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-10000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	2000000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	8000000	USD
CY2021Q4	noc	Actual Percent Return On Plan Assets ActualPercentReturnOnPlanAssets	0.109
CY2020Q4	noc	Actual Percent Return On Plan Assets ActualPercentReturnOnPlanAssets	0.162
CY2021Q4	noc	Yearly Discount Rate Change In Basis Points YearlyDiscountRateChangeInBasisPoints	30
CY2020Q4	noc	Yearly Discount Rate Change In Basis Points YearlyDiscountRateChangeInBasisPoints	-71
CY2021Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	38300000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	39600000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation	36524000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation	37681000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	35994000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	37135000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	33410000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	31741000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	37824000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	35967000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	2091000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	2133000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	2161000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	2199000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	2232000000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	11363000000	USD
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	94000000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	90000000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	127000000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	-2000000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	14000000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	14000000	USD
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	96000000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y3M18D
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P3Y
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	796000	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	244
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P0Y9M18D
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	339000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	274
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	383000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	222
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	51000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	280
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	701000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	278
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P0Y10M24D
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	262000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	350
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	296000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	305
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	64000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	303
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	603000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	311
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P1Y4M24D
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	304000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	296
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	269000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	286
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	58000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	318
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	580000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	314
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms	P1Y4M24D
CY2021	noc	Stock Issued During Period Fair Value Grant Date Share Based Compensation StockIssuedDuringPeriodFairValueGrantDateShareBasedCompensation	103000000	USD
CY2020	noc	Stock Issued During Period Fair Value Grant Date Share Based Compensation StockIssuedDuringPeriodFairValueGrantDateShareBasedCompensation	118000000	USD
CY2019	noc	Stock Issued During Period Fair Value Grant Date Share Based Compensation StockIssuedDuringPeriodFairValueGrantDateShareBasedCompensation	119000000	USD
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	315000000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	320000000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	318000000	USD
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	31000000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	28000000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	11000000	USD
CY2021	us-gaap	Short Term Lease Cost ShortTermLeaseCost	80000000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	93000000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	75000000	USD
CY2021	us-gaap	Lease Cost LeaseCost	426000000	USD
CY2020	us-gaap	Lease Cost LeaseCost	441000000	USD
CY2019	us-gaap	Lease Cost LeaseCost	404000000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1655000000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1533000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	284000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	263000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1590000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1343000000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1874000000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1606000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	251000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	206000000	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	306000000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	275000000	USD
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	394000000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	345000000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y3M18D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P12Y1M6D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.031	Rate
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.035	Rate
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	322000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	297000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	173000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1058000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	2307000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	433000000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1874000000	USD
CY2021Q4	noc	Lessee Operating Lease Lease Notyet Commenced Value LesseeOperatingLeaseLeaseNotyetCommencedValue	300000000	USD
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4
CY2021	us-gaap	Revenues Revenues	35667000000	USD
CY2020	us-gaap	Revenues Revenues	36799000000	USD
CY2019	us-gaap	Revenues Revenues	33841000000	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	5651000000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	4065000000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	3969000000	USD
CY2021	noc	Pre Tax Gain On Sale Of Business PreTaxGainOnSaleOfBusiness	2000000000	USD
CY2021	noc	Unallowable State Taxes And Transactions Costs From Divestiture UnallowableStateTaxesAndTransactionsCostsFromDivestiture	192000000	USD
CY2021	us-gaap	Revenues Revenues	35667000000	USD
CY2021	noc	Revenuefrom Contractwith Customer Percentage RevenuefromContractwithCustomerPercentage	1
CY2020	us-gaap	Revenues Revenues	36799000000	USD
CY2020	noc	Revenuefrom Contractwith Customer Percentage RevenuefromContractwithCustomerPercentage	1
CY2019	us-gaap	Revenues Revenues	33841000000	USD
CY2019	noc	Revenuefrom Contractwith Customer Percentage RevenuefromContractwithCustomerPercentage	1
CY2021	us-gaap	Revenues Revenues	35667000000	USD
CY2020	us-gaap	Revenues Revenues	36799000000	USD
CY2019	us-gaap	Revenues Revenues	33841000000	USD
CY2021	us-gaap	Revenues Revenues	35667000000	USD
CY2020	us-gaap	Revenues Revenues	36799000000	USD
CY2019	us-gaap	Revenues Revenues	33841000000	USD
CY2021Q4	us-gaap	Assets Assets	42579000000	USD
CY2020Q4	us-gaap	Assets Assets	44469000000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1415000000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1420000000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1264000000	USD
CY2021	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	973000000	USD
CY2020	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	1005000000	USD
CY2019	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	1018000000	USD
CY2021	dei	Auditor Firm AuditorFirmId	34

Files In Submission

Name	View Source	Status
0001133421-22-000004-index-headers.html	Edgar Link	pending
0001133421-22-000004-index.html	Edgar Link	pending
0001133421-22-000004.txt	Edgar Link	pending
0001133421-22-000004-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
noc-12312021xex21.htm	Edgar Link	pending
noc-12312021xex23.htm	Edgar Link	pending
noc-12312021xex24.htm	Edgar Link	pending
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noc-20211231.htm	Edgar Link	pending
noc-20211231.xsd	Edgar Link	pending
noc-20211231_cal.xml	Edgar Link	unprocessable
noc-20211231_def.xml	Edgar Link	unprocessable
noc-20211231_g1.jpg	Edgar Link	pending
noc-20211231_htm.xml	Edgar Link	completed
noc-20211231_lab.xml	Edgar Link	unprocessable
noc-20211231_pre.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$NOC
NORTHROP GRUMMAN CORP /DE/ Stock $noc

2021 Q4 Form 10-K Financial Statement

#000113342122000004 Filed on January 27, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NOC NORTHROP GRUMMAN CORP /DE/ Stock $noc

2021 Q4 Form 10-K Financial Statement

#000113342122000004 Filed on January 27, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NOC
NORTHROP GRUMMAN CORP /DE/ Stock $noc