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v3.21.1

Capital Structure (Details) | 12 Months Ended
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Dec. 31, 2020 Vote
Capital Structure |
Voting rights per share | 1

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- References No definition available. + Details
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Namespace Prefix: | ntes_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The number of voting rights per each ordinary share held. + References No definition available. + Details
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Namespace Prefix: | ntes_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration