Debt - Schedule of Long-term Debt Obligations (Detail) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Schedule of Capitalization, Long-term Debt [Line Items]
Finance lease obligations	$ 2,091	$ 1,732
Unamortized discount, net of premium	(3,812)	(4,039)
Unamortized debt issuance costs	(616)	(671)
Total long-term debt, including current maturities	150,674	150,489
Less long-term debt maturing within one year	12,973	9,813
Total long-term debt	137,701	140,676
Add commercial paper	0	150
Debt maturing within one year	12,973	9,963
Total debt	$ 150,674	$ 150,639
Finance Lease, Liability
Schedule of Capitalization, Long-term Debt [Line Items]
Finance lease obligations average rate	2.90%	2.50%
Vendor Financing Arrangements
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 64	$ 0
Floating Rate, Maturities Less Than 5 Years And 5 To 10 Years \| Secured Overnight Financial Rate (SOFR) \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, percentage points added to the reference rate	5.338%
Floating Rate, Maturities Less Than 5 Years And 5 To 10 Years \| Secured Overnight Financial Rate (SOFR) \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, percentage points added to the reference rate	6.142%
Verizon Communications \| Maturities Less Than 5 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 33,316	23,929
Verizon Communications \| Maturities Less Than 5 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	0.75%
Verizon Communications \| Maturities Less Than 5 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	6.94%
Verizon Communications \| Maturities 5 To 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 37,229	42,637
Verizon Communications \| Maturities 5 To 10 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	1.50%
Verizon Communications \| Maturities 5 To 10 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	7.88%
Verizon Communications \| Maturities Greater Than 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 55,355	60,134
Verizon Communications \| Maturities Greater Than 10 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	1.13%
Verizon Communications \| Maturities Greater Than 10 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	8.95%
Verizon Communications \| Floating Rate, Maturities Less Than 5 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 2,099	2,992
Verizon Communications \| Floating Rate, Maturities 5 To 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	2,029	3,029
Alltel Corporation \| Maturities 5 To 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 94	94
Alltel Corporation \| Maturities 5 To 10 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	6.80%
Alltel Corporation \| Maturities 5 To 10 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	7.88%
Operating telephone company subsidiaries—debentures \| Maturities Less Than 5 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 79	0
Operating telephone company subsidiaries—debentures \| Maturities Less Than 5 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	6.00%
Operating telephone company subsidiaries—debentures \| Maturities Less Than 5 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	6.50%
Operating telephone company subsidiaries—debentures \| Maturities 5 To 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 535	475
Operating telephone company subsidiaries—debentures \| Maturities 5 To 10 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	5.13%
Operating telephone company subsidiaries—debentures \| Maturities 5 To 10 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	8.75%
Operating telephone company subsidiaries—debentures \| Maturities Greater Than 10 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	5.13%
Long-term debt, gross	$ 0	139
Other subsidiaries—asset-backed debt \| Maturities Less Than 5 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 14,048	9,767
Other subsidiaries—asset-backed debt \| Maturities Less Than 5 Years \| Minimum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	0.41%
Other subsidiaries—asset-backed debt \| Maturities Less Than 5 Years \| Maximum
Schedule of Capitalization, Long-term Debt [Line Items]
Debt instrument, interest rate, stated percentage	6.09%
Other subsidiaries—asset-backed debt \| Floating Rate, Maturities Less Than 5 Years
Schedule of Capitalization, Long-term Debt [Line Items]
Long-term debt, gross	$ 8,163	$ 10,271

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-4

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt discount (premium).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-4

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-3

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482949/835-30-55-8

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1D
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtLongtermAndShorttermCombinedAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1D
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D

+ Details

Name:	us-gaap_DeferredFinanceCostsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-1

+ Details

Name:	us-gaap_FinanceLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as current.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, including portion classified as current.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfCapitalizationLongtermDebtLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=vz_FinanceLeaseLiabilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=vz_VendorFinancingArrangementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_FloatingRateMaturitiesLessThan5YearsAnd5To10YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=vz_SecuredOvernightFinancialRateSOFRMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=vz_VerizonCommunicationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_MaturitiesLessThan5YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_Maturities5To10YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_MaturitiesGreaterThan10YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_FloatingRateMaturitiesLessThan5YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=vz_FloatingRateMaturities5To10YearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=vz_AlltelCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=vz_TelephoneSubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=vz_OtherSubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: