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Income Taxes (Details Textual)	3 Months Ended
	Aug. 30, 2012	Aug. 25, 2011
Effective Income Tax Rate	41.90%	40.30%

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- Definition

The effective income tax rate of the company during the period.

+ References

No definition available.

+ Details

Name:	mcs_EffectiveIncomeTaxRate
Namespace Prefix:	mcs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration