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NATURE OF BUSINESS AND GOING CONCERN (Narrative) (Details) | Mar. 31, 2025 CAD ($)
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Disclosure of nature of business [abstract] |
Accumulated deficit | $ 83,853,121

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

X
- Definition Amount of accumulated undistributed earnings (deficit). + References No definition available. + Details
Name: | ztek_RetainedEarningAccumulatedDeficit
Namespace Prefix: | ztek_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant