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Leases - Narrative (Details) $ in Thousands	Mar. 30, 2023 USD ($)
Deferred rent payments under operating lease	$ 790
Long-Term Operating Lease Obligations
Deferred rent payments under operating lease	$ 587
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

X

- Definition

Term of lessor'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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919359-209981

+ Details

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Balance Type:	na
Period Type:	instant

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- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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X

- Details

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