XML 124 R72.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Income Tax - Movement of Valuation Allowance (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Deferred Tax Assets, Valuation Allowance [Roll Forward] |  |
Balance as of January 1, | $ (284,072) | $ (189,684)
Additions | (73,884) | (94,388)
Balance as of December 31, | $ (357,956) | $ (284,072)

X
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
Name: | us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
Name: | us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Deferred Tax Assets, Valuation Allowance + References No definition available. + Details
Name: | zlab_DeferredTaxAssetsValuationAllowanceRollForward
Namespace Prefix: | zlab_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration