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SEGMENT INFORMATION (Details 1) - USD ($)	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022
Segment Reporting [Abstract]
Sales	$ 34,393,590	$ 33,010,410

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- References

No definition available.

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Namespace Prefix:	jctcf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration