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Allowance for Doubtful Accounts	6 Months Ended
	Mar. 28, 2026
Allowance for Doubtful Accounts [Abstract]
Allowance for Doubtful Accounts	D. ALLOWANCE FOR DOUBTFUL ACCOUNTS Receivables are presented net of an allowance for doubtful accounts of $512,687 at March 28, 2026 and $512,680 at September 27, 2025.

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- Definition

Allowance for doubtful accounts.

+ References

No definition available.

+ Details

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Namespace Prefix:	imkta_
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Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration