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Unaudited Quarterly Financial Information (Details Textual) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Feb. 28, 2013 | Nov. 29, 2012
Legal And Settlement Costs Before Tax | $ 1,353 | $ 1,486
Legal And Settlement Costs After Tax | $ 812 | $ 892
Earnings Per Share Diluted | $ 0.03 | $ 0.03

X
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. + References No definition available. + Details
Name: | mcs_EarningsPerShareDiluted1
Namespace Prefix: | mcs_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The after-tax amount of legal and settlement costs. + References No definition available. + Details
Name: | mcs_Legalandsetlementcostsaftertax
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount before tax of legal and settlement costs. + References No definition available. + Details
Name: | mcs_Legalandsetlementcostsbeforetax
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration