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v3.21.1

Prepayments and other current assets - Schedule of Prepayments and Other Assets (Parenthetical) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Receivable related to Linktoken disposal |  | $ 3,536
Employees [Member] | Minimum |  |
Term of interest-free loans to employees | 5 years |
Employees [Member] | Maximum |  |
Term of interest-free loans to employees | 10 years |

X
- Definition Amount of receivable related to linktoken disposal. + References No definition available. + Details
Name: | xnet_ReceivableRelatedToLinktokenDisposal
Namespace Prefix: | xnet_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the term of interest-free loans to employees. + References No definition available. + Details
Name: | xnet_TermOfInterestFreeLoansToEmployees
Namespace Prefix: | xnet_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_TitleOfIndividualAxis=xnet_EmployeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |