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v3.22.1

Summary of significant accounting policies (Details 2) | 12 Months Ended
--- | ---
Dec. 31, 2021
Minimum |
Land use rights, net |
Estimated useful lives (in years) | 18 years
Maximum |
Land use rights, net |
Estimated useful lives (in years) | 50 years
Strategic Cooperation Agreement |
Intangible assets, net |
Estimated useful lives (in years) | 5 years
Non-compete Agreement | Minimum |
Intangible assets, net |
Estimated useful lives (in years) | 5 years
Non-compete Agreement | Maximum |
Intangible assets, net |
Estimated useful lives (in years) | 8 years
Domain names and trademarks | Minimum |
Intangible assets, net |
Estimated useful lives (in years) | 5 years
Domain names and trademarks | Maximum |
Intangible assets, net |
Estimated useful lives (in years) | 20 years
Customer relationship | Minimum |
Intangible assets, net |
Estimated useful lives (in years) | 3 years
Customer relationship | Maximum |
Intangible assets, net |
Estimated useful lives (in years) | 10 years
Technology and others | Minimum |
Intangible assets, net |
Estimated useful lives (in years) | 2 years
Technology and others | Maximum |
Intangible assets, net |
Estimated useful lives (in years) | 10 years

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

X
- Definition Useful life of land use rights, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Namespace Prefix: | jd_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |