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Business Segment Information (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2018 | Sep. 28, 2017 | Sep. 27, 2018 | Sep. 28, 2017
Revenue From Reimbursement | $ 9,088 | $ 8,557 | $ 25,776 | $ 23,424
Theatres [Member] |  |  |  |
Revenue From Reimbursement | 218 | 500 | 1,084 | 1,659
Hotels Resorts [Member] |  |  |  |
Revenue From Reimbursement | $ 8,870 | $ 8,057 | $ 24,692 | $ 21,765

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- Definition Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants. + References No definition available. + Details
Name: | mcs_RevenueFromReimbursement
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mcs_TheatresMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mcs_HotelsResortsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |