v2.4.1.9

Condensed Consolidated Statement of Comprehensive Income (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
Net income | $ 2,141 us-gaap_ProfitLoss | $ 1,938 us-gaap_ProfitLoss
Unrealized gains (losses) on marketable securities, net of deferred taxes | 0 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax | 30 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Deferred gains (losses) on cash flow hedges, net of deferred taxes | (39)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax | (2)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
Amounts reclassified to net income: |  |
Realized (gains) losses on marketable securities, net of deferred taxes | 0 us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax | (50)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax
Realized (gains) losses on cash flow hedges, net of deferred taxes | 37 us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax | (3)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax
Currency translation adjustments, net of deferred taxes | (40)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax | 2 us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Comprehensive income | 2,099 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest | 1,915 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
Net (income) loss attributable to noncontrolling interests and redeemable subsidiary preferred stock | (82)cmcsa_NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock | (67)cmcsa_NetIncomeLossAttributableToNoncontrollingInterestsAndRedeemableSubsidiaryPreferredStock
Comprehensive income attributable to Parent | 2,017 us-gaap_ComprehensiveIncomeNetOfTax | 1,848 us-gaap_ComprehensiveIncomeNetOfTax
NBCUniversal Media, LLC [Member] |  |
Net income | 918 us-gaap_ProfitLoss / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | 741 us-gaap_ProfitLoss / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember
Deferred gains (losses) on cash flow hedges, net of deferred taxes | 12 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | 0 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember
Amounts reclassified to net income: |  |
Currency translation adjustments, net of deferred taxes | (63)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | 3 us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember
Comprehensive income | 867 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | 744 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember
Net (income) loss attributable to noncontrolling interests | (66)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | (59)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember
Comprehensive income attributable to Parent | $ 801 us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember | $ 685 us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = cmcsa_NBCUniversalMediaLLCMember

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