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Leases - Additional Information (Details) $ in Thousands	Dec. 26, 2024 USD ($)
Deferred rent payments under operating lease	$ 562
Long-term Operating Lease Obligations
Deferred rent payments under operating lease	$ 113
Minimum
Lease terms (in years)	1 year
Maximum
Lease terms (in years)	45 years

X

- Definition

Amount of deferred rent payments under the operating leases.

+ References

No definition available.

+ Details

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Namespace Prefix:	mcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

+ Details

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Period Type:	instant

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- Details

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Balance Type:
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X

- Details

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- Details

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