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DEFERRED REVENUE (Details Narrative) - USD ($)	12 Months Ended
	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