$CMCSA
COMCAST CORP Stock $cmcsa

$cmcsa Overview Financials Valuation SEC Filings Company Website

2018 Q3 Form 10-Q Financial Statement

#000116669118000024 Filed on October 25, 2018

Income Statement

Concept	2018 Q3	2017 Q3
Revenue	$22.14B	$21.08B
YoY Change	5.0%	-1.12%
Cost Of Revenue	$6.711B	$6.059B
YoY Change	10.76%	-13.48%
Gross Profit	$15.42B	$15.02B
YoY Change	2.68%	4.93%
Gross Profit Margin	69.68%	71.26%
Selling, General & Admin	$8.111B	$7.889B
YoY Change	2.81%	5.45%
% of Gross Profit	52.59%	52.52%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$2.038B	$1.991B
YoY Change	2.36%	6.76%
% of Gross Profit	13.21%	13.25%
Operating Expenses	$10.73B	$10.44B
YoY Change	2.82%	5.66%
Operating Profit	$4.836B	$4.779B
YoY Change	1.19%	7.64%
Interest Expense	$830.0M	$766.0M
YoY Change	8.36%	2.0%
% of Operating Profit	17.16%	16.03%
Other Income/Expense, Net	-$111.0M	$70.00M
YoY Change	-258.57%	-109.78%
Pretax Income	$3.895B	$4.083B
YoY Change	-4.6%	9.64%
Income Tax	$999.0M	$1.409B
% Of Pretax Income	25.65%	34.51%
Net Earnings	$2.886B	$2.642B
YoY Change	9.24%	18.1%
Net Earnings / Revenue	13.04%	12.53%
Basic Earnings Per Share	$0.63	$0.56
Diluted Earnings Per Share	$0.62	$0.55
COMMON SHARES
Basic Shares Outstanding	4.564B shares	4.698B shares
Diluted Shares Outstanding	4.619B shares	4.777B shares

Balance Sheet

Concept	2018 Q3	2017 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$10.62B	$4.705B
YoY Change	125.63%	58.26%
Cash & Equivalents	$10.62B	$4.114B
Short-Term Investments		$591.0M
Other Short-Term Assets	$2.384B	$2.152B
YoY Change	10.78%	-38.85%
Inventory
Prepaid Expenses
Receivables	$8.983B	$7.915B
Other Receivables	$0.00	$0.00
Total Short-Term Assets	$23.21B	$15.96B
YoY Change	45.4%	4.81%
LONG-TERM ASSETS
Property, Plant & Equipment	$39.86B	$37.86B
YoY Change	5.28%	6.17%
Goodwill	$36.70B	$36.75B
YoY Change	-0.13%	0.27%
Intangibles
YoY Change
Long-Term Investments	$4.163B	$3.351B
YoY Change	24.23%	176.49%
Other Assets	$7.756B	$3.145B
YoY Change	146.61%	18.32%
Total Long-Term Assets	$177.4B	$169.3B
YoY Change	4.78%	4.08%
TOTAL ASSETS
Total Short-Term Assets	$23.21B	$15.96B
Total Long-Term Assets	$177.4B	$169.3B
Total Assets	$200.6B	$185.3B
YoY Change	8.28%	4.15%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$7.036B	$6.976B
YoY Change	0.86%	5.79%
Accrued Expenses	$5.976B	$5.849B
YoY Change	2.17%	12.46%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due	$3.173B	$5.241B
YoY Change	-39.46%	57.25%
Total Short-Term Liabilities	$19.63B	$21.45B
YoY Change	-8.49%	18.91%
LONG-TERM LIABILITIES
Long-Term Debt	$69.71B	$59.72B
YoY Change	16.73%	4.6%
Other Long-Term Liabilities	$12.47B	$10.91B
YoY Change	14.24%	-1.84%
Total Long-Term Liabilities	$12.47B	$10.91B
YoY Change	14.24%	-1.84%
TOTAL LIABILITIES
Total Short-Term Liabilities	$19.63B	$21.45B
Total Long-Term Liabilities	$12.47B	$10.91B
Total Liabilities	$32.10B	$32.36B
YoY Change	-0.83%	11.0%
SHAREHOLDERS EQUITY
Retained Earnings	$41.22B	$24.98B
YoY Change	65.01%	10.97%
Common Stock	$54.00M	$55.00M
YoY Change	-1.82%	96.43%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$7.517B	$7.517B
YoY Change	0.0%	0.0%
Treasury Stock Shares
Shareholders Equity	$71.52B	$55.43B
YoY Change
Total Liabilities & Shareholders Equity	$200.6B	$185.3B
YoY Change	8.28%	4.15%

Cashflow Statement

Concept	2018 Q3	2017 Q3
OPERATING ACTIVITIES
Net Income	$2.886B	$2.642B
YoY Change	9.24%	18.1%
Depreciation, Depletion And Amortization	$2.038B	$1.991B
YoY Change	2.36%	6.76%
Cash From Operating Activities	$5.970B	$5.108B
YoY Change	16.88%	37.94%
INVESTING ACTIVITIES
Capital Expenditures	$2.384B	$2.434B
YoY Change	-2.05%	1.16%
Acquisitions
YoY Change
Other Investing Activities	-$455.0M	$283.0M
YoY Change	-260.78%	-105.15%
Cash From Investing Activities	-$3.284B	-$2.516B
YoY Change	30.52%	-69.77%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	6.094B	-1.186B
YoY Change	-613.83%	-142.92%
NET CHANGE
Cash From Operating Activities	5.970B	5.108B
Cash From Investing Activities	-3.284B	-2.516B
Cash From Financing Activities	6.094B	-1.186B
Net Change In Cash	8.780B	1.406B
YoY Change	524.47%	-175.67%
FREE CASH FLOW
Cash From Operating Activities	$5.970B	$5.108B
Capital Expenditures	$2.384B	$2.434B
Free Cash Flow	$3.586B	$2.674B
YoY Change	34.11%	106.17%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017Q4	cmcsa	Accrued Participations And Residuals Current AccruedParticipationsAndResidualsCurrent	1644000000	USD
CY2018Q3	cmcsa	Accrued Participations And Residuals Current AccruedParticipationsAndResidualsCurrent	1809000000	USD
CY2017Q3	cmcsa	Adjusted Ebitda AdjustedEBITDA	7133000000	USD
	cmcsa	Adjusted Ebitda AdjustedEBITDA	21218000000	USD
CY2018Q3	cmcsa	Adjusted Ebitda AdjustedEBITDA	7313000000	USD
	cmcsa	Adjusted Ebitda AdjustedEBITDA	21974000000	USD
	cmcsa	Change In Current And Noncurrent Receivables Net ChangeInCurrentAndNoncurrentReceivablesNet	-123000000	USD
	cmcsa	Change In Current And Noncurrent Receivables Net ChangeInCurrentAndNoncurrentReceivablesNet	225000000	USD
	cmcsa	Contributions From And Distributions To Noncontrolling Interests ContributionsFromAndDistributionsToNoncontrollingInterests	-81000000	USD
	cmcsa	Contributions From And Distributions To Noncontrolling Interests ContributionsFromAndDistributionsToNoncontrollingInterests	277000000	USD
	cmcsa	Depreciation And Amortization And Gain Loss On Disposition Of Assets DepreciationAndAmortizationAndGainLossOnDispositionOfAssets	7079000000	USD
	cmcsa	Depreciation And Amortization And Gain Loss On Disposition Of Assets DepreciationAndAmortizationAndGainLossOnDispositionOfAssets	7479000000	USD
CY2017Q4	cmcsa	Directto Television Film Costs In Productionand In Development DirecttoTelevisionFilmCostsInProductionandInDevelopment	818000000	USD
CY2018Q3	cmcsa	Directto Television Film Costs In Productionand In Development DirecttoTelevisionFilmCostsInProductionandInDevelopment	905000000	USD
	cmcsa	Distributions To Noncontrolling Interests And Dividends For Redeemable Subsidiary Preferred Stock DistributionsToNoncontrollingInterestsAndDividendsForRedeemableSubsidiaryPreferredStock	198000000	USD
	cmcsa	Distributions To Noncontrolling Interests And Dividends For Redeemable Subsidiary Preferred Stock DistributionsToNoncontrollingInterestsAndDividendsForRedeemableSubsidiaryPreferredStock	209000000	USD
	cmcsa	Equity Profit Loss EquityProfitLoss	7819000000	USD
	cmcsa	Equity Profit Loss EquityProfitLoss	9243000000	USD
CY2017Q4	cmcsa	Film And Television Costs FilmAndTelevisionCosts	7087000000	USD
CY2018Q3	cmcsa	Film And Television Costs FilmAndTelevisionCosts	7377000000	USD
	cmcsa	Gain Loss On Investments And Other Noncash Income Loss Net GainLossOnInvestmentsAndOtherNoncashIncomeLossNet	133000000	USD
	cmcsa	Gain Loss On Investments And Other Noncash Income Loss Net GainLossOnInvestmentsAndOtherNoncashIncomeLossNet	-118000000	USD
CY2017Q4	cmcsa	Income Tax Benefit2017 Tax Reform Legislation IncomeTaxBenefit2017TaxReformLegislation	12700000000	USD
CY2018Q1	cmcsa	Income Tax Benefit2018 Tax Reform Legislation IncomeTaxBenefit2018TaxReformLegislation	128000000	USD
	cmcsa	Increasedecreaseinfilmandtelevisioncostnet Increasedecreaseinfilmandtelevisioncostnet	71000000	USD
	cmcsa	Increasedecreaseinfilmandtelevisioncostnet Increasedecreaseinfilmandtelevisioncostnet	-64000000	USD
CY2017Q4	cmcsa	Investments In And Amounts Due From Subsidiaries Eliminated Upon Consolidation InvestmentsInAndAmountsDueFromSubsidiariesEliminatedUponConsolidation	0	USD
CY2018Q3	cmcsa	Investments In And Amounts Due From Subsidiaries Eliminated Upon Consolidation InvestmentsInAndAmountsDueFromSubsidiariesEliminatedUponConsolidation	0	USD
CY2017Q3	cmcsa	Net Income Loss Attributable To Noncontrolling Interests And Redeemable Subsidiary Preferred Stock NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock	32000000	USD
	cmcsa	Net Income Loss Attributable To Noncontrolling Interests And Redeemable Subsidiary Preferred Stock NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock	135000000	USD
CY2018Q3	cmcsa	Net Income Loss Attributable To Noncontrolling Interests And Redeemable Subsidiary Preferred Stock NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock	10000000	USD
	cmcsa	Net Income Loss Attributable To Noncontrolling Interests And Redeemable Subsidiary Preferred Stock NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock	60000000	USD
	cmcsa	Net Transactions With Affiliates NetTransactionsWithAffiliates	0	USD
	cmcsa	Net Transactions With Affiliates NetTransactionsWithAffiliates	0	USD
	cmcsa	Noncash Interest Expense Income Net NoncashInterestExpenseIncomeNet	187000000	USD
	cmcsa	Noncash Interest Expense Income Net NoncashInterestExpenseIncomeNet	289000000	USD
CY2017Q3	cmcsa	Other Income Loss Net OtherIncomeLossNet	102000000	USD
	cmcsa	Other Income Loss Net OtherIncomeLossNet	287000000	USD
CY2018Q3	cmcsa	Other Income Loss Net OtherIncomeLossNet	3000000	USD
	cmcsa	Other Income Loss Net OtherIncomeLossNet	198000000	USD
CY2017Q3	cmcsa	Other Operating And Administrative OtherOperatingAndAdministrative	6535000000	USD
	cmcsa	Other Operating And Administrative OtherOperatingAndAdministrative	18642000000	USD
CY2018Q3	cmcsa	Other Operating And Administrative OtherOperatingAndAdministrative	6444000000	USD
	cmcsa	Other Operating And Administrative OtherOperatingAndAdministrative	19323000000	USD
CY2017Q4	cmcsa	Other Stockholders Equity OtherStockholdersEquity	68561000000	USD
CY2018Q3	cmcsa	Other Stockholders Equity OtherStockholdersEquity	71469000000	USD
	cmcsa	Payments For Acquisitions And Construction Of Real Estate Properties PaymentsForAcquisitionsAndConstructionOfRealEstateProperties	325000000	USD
	cmcsa	Payments For Acquisitions And Construction Of Real Estate Properties PaymentsForAcquisitionsAndConstructionOfRealEstateProperties	129000000	USD
	cmcsa	Payments For Construction Of Theme Park PaymentsForConstructionOfThemePark	47000000	USD
	cmcsa	Payments For Construction Of Theme Park PaymentsForConstructionOfThemePark	257000000	USD
	cmcsa	Proceeds From Sales Of Businesses And Investments ProceedsFromSalesOfBusinessesAndInvestments	120000000	USD
	cmcsa	Proceeds From Sales Of Businesses And Investments ProceedsFromSalesOfBusinessesAndInvestments	127000000	USD
CY2017Q3	cmcsa	Programming And Production Costs ProgrammingAndProductionCosts	6059000000	USD
	cmcsa	Programming And Production Costs ProgrammingAndProductionCosts	18450000000	USD
CY2018Q3	cmcsa	Programming And Production Costs ProgrammingAndProductionCosts	6711000000	USD
	cmcsa	Programming And Production Costs ProgrammingAndProductionCosts	20440000000	USD
CY2017Q4	cmcsa	Programming Rights Current ProgrammingRightsCurrent	1613000000	USD
CY2018Q3	cmcsa	Programming Rights Current ProgrammingRightsCurrent	1223000000	USD
CY2017Q4	cmcsa	Programming Rights Less Amortization ProgrammingRightsLessAmortization	2689000000	USD
CY2018Q3	cmcsa	Programming Rights Less Amortization ProgrammingRightsLessAmortization	2584000000	USD
CY2017Q4	cmcsa	Theatrical Film Costs In Production And In Development TheatricalFilmCostsInProductionAndInDevelopment	1149000000	USD
CY2018Q3	cmcsa	Theatrical Film Costs In Production And In Development TheatricalFilmCostsInProductionAndInDevelopment	1010000000	USD
CY2017Q4	cmcsa	Total Film And Television Costs And Programming Rights After Amortization TotalFilmAndTelevisionCostsAndProgrammingRightsAfterAmortization	8700000000	USD
CY2018Q3	cmcsa	Total Film And Television Costs And Programming Rights After Amortization TotalFilmAndTelevisionCostsAndProgrammingRightsAfterAmortization	8600000000	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001166691
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	COMCAST CORP
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Trading Symbol TradingSymbol	cmcsa
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	6908000000	USD
CY2018Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	7036000000	USD
CY2017Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	9122000000	USD
CY2018Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	9300000000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	8834000000	USD
CY2018Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	8983000000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	6620000000	USD
CY2018Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	5976000000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	49916000000	USD
CY2018Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	50934000000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-43000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2000000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-12000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	28000000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	-270000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	-294000000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	166000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	50000000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	381000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	379000000	USD
CY2018Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	374000000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	37497000000	USD
CY2018Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	37394000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	440000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	434000000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	55000000	USD
CY2017Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	159000000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	464000000	USD
CY2018Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	151000000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	458000000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	288000000	USD
CY2018Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	317000000	USD
CY2017Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	555000000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1645000000	USD
CY2018Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	580000000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1750000000	USD
CY2017Q4	us-gaap	Assets Assets	187462000000	USD
CY2018Q3	us-gaap	Assets Assets	200635000000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	16343000000	USD
CY2018Q3	us-gaap	Assets Current AssetsCurrent	23206000000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	2100000000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	3428000000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10616000000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3415000000	USD
CY2017Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4228000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3571000000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14622000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	813000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	11051000000	USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1575
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.4725
CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.19
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.57
CY2018Q3	us-gaap	Common Stock Value CommonStockValue	54000000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2595000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7825000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2799000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	9139000000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2632000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	8047000000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2789000000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	9154000000	USD
CY2017Q3	us-gaap	Costs And Expenses CostsAndExpenses	16302000000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	49065000000	USD
CY2018Q3	us-gaap	Costs And Expenses CostsAndExpenses	17299000000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	52166000000	USD
CY2017Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	33000000	USD
CY2018Q3	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	72900000000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	24259000000	USD
CY2018Q3	us-gaap	Debt Current DebtCurrent	3173000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	681000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	877000000	USD
CY2017Q4	us-gaap	Debt Current DebtCurrent	5134000000	USD
CY2018Q3	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	-38000000	USD
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.61
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.98
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	3546000000	USD
CY2018Q3	us-gaap	Equity Method Investments EquityMethodInvestments	4163000000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	25167000000	USD
CY2017Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1687000000	USD
CY2018Q3	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1633000000	USD
CY2017Q3	us-gaap	Depreciation Depreciation	1991000000	USD
	us-gaap	Depreciation Depreciation	5876000000	USD
CY2018Q3	us-gaap	Depreciation Depreciation	2038000000	USD
	us-gaap	Depreciation Depreciation	6070000000	USD
CY2017Q3	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2546000000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	7521000000	USD
CY2018Q3	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2618000000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	7820000000	USD
CY2017Q4	us-gaap	Direct To Television Film Costs DirectToTelevisionFilmCosts	3078000000	USD
CY2018Q3	us-gaap	Direct To Television Film Costs DirectToTelevisionFilmCosts	3191000000	USD
CY2017Q4	us-gaap	Direct To Television Film Costs Released DirectToTelevisionFilmCostsReleased	2260000000	USD
CY2018Q3	us-gaap	Direct To Television Film Costs Released DirectToTelevisionFilmCostsReleased	2286000000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	2239000000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	2631000000	USD
CY2018Q3	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.19
CY2018Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	864000000	USD
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	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.64
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.00
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
CY2017Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	433000000	USD
CY2018Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	322000000	USD
CY2017Q3	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	7000000	USD
	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	0	USD
	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	-50000000	USD
CY2017Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	1186000000	USD
CY2018Q3	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	1528000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11950000000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	13391000000	USD
CY2017Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	442000000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	442000000	USD
CY2018Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	141000000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	341000000	USD
CY2017Q3	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	-250000000	USD
	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	-250000000	USD
CY2018Q3	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
CY2017Q4	us-gaap	Goodwill Goodwill	36780000000	USD
CY2018Q3	us-gaap	Goodwill Goodwill	36703000000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4083000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	11909000000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3895000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	12174000000	USD
CY2017Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-39000000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	12000000	USD
CY2018Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-76000000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-56000000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1409000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4038000000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	999000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2894000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3415000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1533000000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-20000000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-85000000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	454000000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-103000000	USD
CY2017Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	79000000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	81000000	shares
CY2018Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	55000000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	56000000	shares
CY2017Q4	us-gaap	Indefinite Lived Franchise Rights IndefiniteLivedFranchiseRights	59364000000	USD
CY2018Q3	us-gaap	Indefinite Lived Franchise Rights IndefiniteLivedFranchiseRights	59365000000	USD
CY2017Q3	us-gaap	Interest Expense InterestExpense	766000000	USD
	us-gaap	Interest Expense InterestExpense	2279000000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	830000000	USD
	us-gaap	Interest Expense InterestExpense	2413000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	2277000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	2240000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	187462000000	USD
CY2017Q4	us-gaap	Investments Investments	6950000000	USD
CY2018Q3	us-gaap	Investments Investments	7811000000	USD
CY2018Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	200635000000	USD
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	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-126000000	USD
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CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	21993000000	USD
CY2018Q3	us-gaap	Liabilities Current LiabilitiesCurrent	19627000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	59422000000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	69711000000	USD
CY2018Q3	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	74500000000	USD
CY2017Q4	us-gaap	Long Term Investments LongTermInvestments	6931000000	USD
CY2018Q3	us-gaap	Long Term Investments LongTermInvestments	7724000000	USD
CY2017Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1604000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	4894000000	USD
CY2018Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1667000000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	4924000000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	843000000	USD
CY2018Q3	us-gaap	Minority Interest MinorityInterest	822000000	USD
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	us-gaap	Net Income Loss NetIncomeLoss	7736000000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	2886000000	USD
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CY2017Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	70000000	USD
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CY2018Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-111000000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	92000000	USD
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	us-gaap	Operating Income Loss OperatingIncomeLoss	13889000000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	4836000000	USD
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CY2018Q3	us-gaap	Other Assets Current OtherAssetsCurrent	2384000000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	4354000000	USD
CY2018Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	7756000000	USD
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CY2017Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	8000000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	47000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-25000000	USD
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CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
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CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	9000000	USD
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CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-59000000	USD
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CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	2000000	USD
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	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	87000000	USD
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CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	6000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-51000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	8000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	24000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	3000000	USD
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CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	2000000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-35000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-26000000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1000000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1000000	USD
CY2017Q4	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	18133000000	USD
CY2018Q3	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	18649000000	USD
CY2017Q4	us-gaap	Other Investments OtherInvestments	1785000000	USD
CY2018Q3	us-gaap	Other Investments OtherInvestments	1798000000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	10972000000	USD
CY2018Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	12468000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-797000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-579000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4212000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4282000000	USD
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	us-gaap	Payments To Acquire Additional Interest In Subsidiaries PaymentsToAcquireAdditionalInterestInSubsidiaries	0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	429000000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	88000000	USD
CY2017Q3	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	365000000	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	1136000000	USD
CY2018Q3	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	445000000	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	1375000000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	2064000000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	840000000	USD
CY2017Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2434000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	6839000000	USD
CY2018Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2384000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	6607000000	USD
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	20000000	shares
CY2018Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	20000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2018Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2018Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
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CY2017Q3	us-gaap	Profit Loss ProfitLoss	2674000000	USD
	us-gaap	Profit Loss ProfitLoss	7871000000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	2896000000	USD
	us-gaap	Profit Loss ProfitLoss	9280000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	38470000000	USD
CY2018Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	39855000000	USD
CY2017Q4	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	1357000000	USD
CY2018Q3	us-gaap	Redeemable Noncontrolling Interest Equity Carrying Amount RedeemableNoncontrollingInterestEquityCarryingAmount	1317000000	USD
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	5021000000	USD
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	4405000000	USD
CY2017Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	60000000	USD
CY2018Q3	us-gaap	Restricted Cash Current RestrictedCashCurrent	47000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	68616000000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	71523000000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	56163000000	USD
CY2017Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	56258000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	69459000000	USD
CY2018Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	72345000000	USD
CY2017Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	83000000	USD
CY2018Q3	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	3959000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	38202000000	USD
CY2018Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	41218000000	USD
CY2017Q3	us-gaap	Revenues Revenues	21081000000	USD
	us-gaap	Revenues Revenues	62954000000	USD
CY2018Q3	us-gaap	Revenues Revenues	22135000000	USD
	us-gaap	Revenues Revenues	66661000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	594000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	607000000	USD
CY2017Q4	us-gaap	Short Term Investments ShortTermInvestments	19000000	USD
CY2018Q3	us-gaap	Short Term Investments ShortTermInvestments	87000000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	140000000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	161000000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	4221000000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	4288000000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-299000000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	217000000	USD
CY2017Q4	us-gaap	Theatrical Film Costs TheatricalFilmCosts	2933000000	USD
CY2018Q3	us-gaap	Theatrical Film Costs TheatricalFilmCosts	2825000000	USD
CY2017Q4	us-gaap	Theatrical Film Costs Completed And Not Released TheatricalFilmCostsCompletedAndNotReleased	50000000	USD
CY2018Q3	us-gaap	Theatrical Film Costs Completed And Not Released TheatricalFilmCostsCompletedAndNotReleased	242000000	USD
CY2017Q4	us-gaap	Theatrical Film Costs Released TheatricalFilmCostsReleased	1734000000	USD
CY2018Q3	us-gaap	Theatrical Film Costs Released TheatricalFilmCostsReleased	1573000000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	7517000000	USD
CY2018Q3	us-gaap	Treasury Stock Value TreasuryStockValue	7517000000	USD
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4777000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4806000000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4619000000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4655000000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4698000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4725000000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4564000000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4599000000	shares

Files In Submission

Name	View Source	Status
0001166691-18-000024-index-headers.html	Edgar Link	pending
0001166691-18-000024-index.html	Edgar Link	pending
0001166691-18-000024.txt	Edgar Link	pending
0001166691-18-000024-xbrl.zip	Edgar Link	pending
cmcsa-20180930.xml	Edgar Link	completed
cmcsa-20180930.xsd	Edgar Link	pending
cmcsa-20180930_cal.xml	Edgar Link	unprocessable
cmcsa-20180930_def.xml	Edgar Link	unprocessable
cmcsa-20180930_lab.xml	Edgar Link	unprocessable
cmcsa-20180930_pre.xml	Edgar Link	unprocessable
cmcsa-9302018x10q.htm	Edgar Link	pending
comcastmcolorblk165a04.jpg	Edgar Link	pending
ex311-9302018.htm	Edgar Link	pending
ex312-9302018.htm	Edgar Link	pending
ex321-9302018.htm	Edgar Link	pending
ex322-9302018.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$CMCSA
COMCAST CORP Stock $cmcsa

2018 Q3 Form 10-Q Financial Statement

#000116669118000024 Filed on October 25, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMCSA COMCAST CORP Stock $cmcsa

2018 Q3 Form 10-Q Financial Statement

#000116669118000024 Filed on October 25, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMCSA
COMCAST CORP Stock $cmcsa