XML 48 R36.htm IDEA: XBRL DOCUMENT
v3.21.2

Related Party Transactions (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Related party transactions |
Schedule of Major Related Party and Relationship | The table below sets forth the major related party and the relationship with the Group as of September 30, 2021:
Company Name |  | Relationship with the Group
MEDx (Suzhou) Translational Medicine Co., Ltd. |  | Significant influence held by Samantha Du’s (Director, Chairwoman and Chief Executive Officer of the Company) immediate family

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

X
- Definition Schedule of major related party and relationship. + References No definition available. + Details
Name: | zlab_ScheduleOfMajorRelatedPartyAndRelationshipTableTextBlock
Namespace Prefix: | zlab_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration