Commitments and Contingencies (Detail) $ in Millions	12 Months Ended
Dec. 31, 2022 USD ($) agreement LegalMatter facility	Dec. 31, 2021 agreement
Long-Duration Contracts, Assumptions by Product and Guarantee [Line Items]
Approximate number of federal district court actions alleged for patent infringement \| LegalMatter	25
Letters of credit	$ 834
Purchase commitments	24,500
Purchase commitments due in 2023	9,400
Purchase commitments due in 2024	6,900
Purchase commitments due in 2025	5,500
Purchase commitments due in 2026	1,400
Purchase commitments due in 2027	772
Purchase commitments due thereafter	$ 524
Payment Guarantee
Long-Duration Contracts, Assumptions by Product and Guarantee [Line Items]
Number of agreements \| agreement	4	20
Number of facilities entering into commercial operation \| facility	7
Payment Guarantee \| Minimum
Long-Duration Contracts, Assumptions by Product and Guarantee [Line Items]
Guarantee obligations, year term	12 years
Payment Guarantee \| Maximum
Long-Duration Contracts, Assumptions by Product and Guarantee [Line Items]
Guarantee obligations, year term	18 years

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

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

- Definition

Amount of the recorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=123406679&loc=d3e25383-109308

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=123406679&loc=d3e25383-109308

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of recorded unconditional purchase obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Approximate Number Of Federal District Court Actions Alleged For Patent Infringement

+ References

No definition available.

+ Details

Name:	vz_ApproximateNumberOfFederalDistrictCourtActionsAllegedForPatentInfringement
Namespace Prefix:	vz_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Guarantee Obligation, Number Of Agreements

+ References

No definition available.

+ Details

Name:	vz_GuaranteeObligationNumberOfAgreements
Namespace Prefix:	vz_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Guarantee Obligation, Number Of Commercial Operation Facilities

+ References

No definition available.

+ Details

Name:	vz_GuaranteeObligationNumberOfCommercialOperationFacilities
Namespace Prefix:	vz_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Guarantee Obligation Term

+ References

No definition available.

+ Details

Name:	vz_GuaranteeObligationTerm
Namespace Prefix:	vz_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_GuaranteeObligationsByNatureAxis=us-gaap_PaymentGuaranteeMember
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: