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Schedule for Principal Reasons for Difference in Effective and Statutory Tax Rates (Detail)
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12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Income Tax Rate Reconciliation [Line Items] | |||
| Statutory federal income tax rate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate | 35.00%us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate |
| State and local income tax rate, net of federal tax benefits | 2.70%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | 2.10%us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes | (1.90%)us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes |
| Affordable housing credit | (1.00%)vz_EffectiveIncomeTaxRateReconciliationAffordableHousingCredit | (0.60%)vz_EffectiveIncomeTaxRateReconciliationAffordableHousingCredit | (1.90%)vz_EffectiveIncomeTaxRateReconciliationAffordableHousingCredit |
| Employee benefits including ESOP dividend | (0.70%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends | (0.40%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends | (1.10%)us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsEmployeeStockOwnershipPlanDividends |
| Noncontrolling interests | (5.00%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense | (14.30%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense | (33.70%)us-gaap_EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense |
| Other, net | (3.40%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | (2.20%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments | (3.10%)us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments |
| Effective income tax rate | 21.70%us-gaap_EffectiveIncomeTaxRateContinuingOperations | 19.60%us-gaap_EffectiveIncomeTaxRateContinuingOperations | (6.70%)us-gaap_EffectiveIncomeTaxRateContinuingOperations |
| Vodafone Omnitel N.V. | |||
| Income Tax Rate Reconciliation [Line Items] | |||
| Disposition of Omnitel Interest | (5.90%)vz_EffectiveIncomeTaxRateReconciliationIncrementalIncomeFromDispositionOfInterest / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = vz_VodafoneOmnitelMember |
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| X | ||||||||||
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- Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend paid to employee stock ownership plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to noncontrolling interest income (loss) exempt from income taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to an affordable housing credit. No definition available.
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| X | ||||||||||
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- Definition
The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to the disposition of interest in Vodafone Omnitel. No definition available.
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- Details
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- Details
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