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Long-Term Debt (Details 1)	12 Months Ended
	Sep. 29, 2012
Redemption prices of senior notes
2013	104.438%
2014	102.219%
2015 and thereafter	100.00%

X

- Definition

Senior notes maturities repayments of principal in rolling year one percent.

+ References

No definition available.

+ Details

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X

- Definition

Senior notes maturities repayments of principal in rolling year two and there after percent.

+ References

No definition available.

+ Details

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X

- Definition

Senior notes maturities repayments of principal in rolling year two percent.

+ References

No definition available.

+ Details

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Namespace Prefix:	imkta_
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Balance Type:	na
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X

- Details

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