The amount of assets for settlement of obligations except for the registered capital of the VIEs.

No definition available.

Name:	ntes_VariableInterestEntityConsolidatedAssetsToSettlementObligationsExceptRegisteredCapital
Namespace Prefix:	ntes_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of non-distributable statutory reserves of the consolidated variable interest entities.

+ References

No definition available.

+ Details

Name:	ntes_VariableInterestEntityConsolidatedNonDistributableStatutoryReserves
Namespace Prefix:	ntes_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount registered capital of the consolidated variable interest entities.

+ References

No definition available.

+ Details

Name:	ntes_VariableInterestEntityConsolidatedRegisteredCapital
Namespace Prefix:	ntes_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of entities for which the company has a variable interest but is not the primary beneficiary.

+ References

No definition available.

+ Details

Name:	ntes_VariableInterestEntityNumberOfEntitiesNotPrimaryBeneficiary
Namespace Prefix:	ntes_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the term of the principal agreement (or amendment to principal agreement) relating to variable interest entity arrangements. Amended agreement terms are retroactive to the date of the original agreement.

+ References

No definition available.

+ Details

Name:	ntes_VariableInterestEntityPrincipalAgreementTermPeriod
Namespace Prefix:	ntes_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

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

- Details

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

- Details

Name:	ntes_PrincipalAgreementOfVariableInterestEntityAxis=ntes_ShareholderVotingRightsTrustAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ntes_PrincipalAgreementOfVariableInterestEntityAxis=ntes_LetterOfAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	ntes_PrincipalAgreementOfVariableInterestEntityAxis=ntes_OperatingAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Organization and Nature of Operations - Additional information (Details)				12 Months Ended
	Dec. 01, 2015	May 12, 2010	May 12, 2000	Dec. 31, 2022 CNY (¥) entity	Dec. 31, 2021 CNY (¥) entity
Principle subsidiaries and variable interest entities
Amount of assets for settlement of obligations except for the registered capital of the VIEs and certain non-distributable statutory reserves				¥ 0
Registered capital of VIEs				659,700,000	¥ 519,700,000
Non-distributable statutory reserves of the consolidated VIEs				¥ 82,400,000	¥ 70,100,000
Number of entities for which the company has a variable interest but is not the primary beneficiary \| entity				0	0
Guangzhou NetEase \| Shareholder voting rights trust agreement
Principle subsidiaries and variable interest entities
Term of principal (or amended principal) agreement		20 years	10 years
Guangzhou NetEase \| Letter of agreement
Principle subsidiaries and variable interest entities
Term of principal (or amended principal) agreement		20 years
HZ Leihuo \| Operating agreement
Principle subsidiaries and variable interest entities
Term of principal (or amended principal) agreement	20 years