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v3.25.4

DEFERRED REVENUE (Details Narrative) - USD ($) | 12 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024
Deferred Revenue |  |
Deferred revenue recognized | $ 1,335,394 | $ 1,555,423

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

X
- Definition Amount of revenue recognized that was previously reported as deferred or unearned revenue. + References No definition available. + Details
Name: | us-gaap_DeferredRevenueRevenueRecognized1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration