XML 37 R28.htm IDEA: XBRL DOCUMENT
v3.22.1

Long-Term Debt and Short-Term Borrowings - Additional Information (Details) |  |  |  |  |  |  |  | 3 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) | Dec. 29, 2022 USD ($) | Sep. 29, 2022 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Dec. 30, 2021 USD ($) | Sep. 17, 2020 USD ($) $ / shares | Mar. 30, 2023 | Mar. 31, 2022 USD ($) agreement | Dec. 30, 2021 USD ($) agreement | Sep. 30, 2021 USD ($) | Jul. 13, 2021 USD ($) | Sep. 22, 2020 | Apr. 29, 2020 USD ($) | Mar. 01, 2018 USD ($)
Available facility |  |  |  |  | $ 221,449,000 |  |  |  | $ 221,449,000 |  |  |  |  |  |
Covenant for EBITDA |  |  |  |  | 25,000,000 | $ 10,000,000 |  |  |  |  |  |  |  |  |
Covenant for the amount of liquidity |  |  |  |  | 100,000,000 | 100,000,000 |  |  | 100,000,000 | $ 100,000,000 | $ 100,000,000 |  |  |  |
Minimum amount of reduction in liquidity for covenant |  |  |  |  | 50,000,000 |  |  |  | 50,000,000 |  |  |  |  |  |
Covenant regarding the capital expenditure |  |  |  |  |  |  |  |  |  | 40,000,000 |  |  |  |  |
Proceeds from sale of assets |  |  |  |  |  |  |  |  | 820,000 |  |  |  |  |  |
Unrestricted cash on had requirements |  |  |  |  | 75,000,000 |  |  |  | 75,000,000 |  |  |  |  |  |
Senior notes |  |  |  |  | 90,000,000 | $ 90,000,000 |  |  | $ 90,000,000 | $ 90,000,000 |  |  |  |  |
Trading period |  |  |  |  |  |  |  |  | 20 days |  |  |  |  |  |
Threshold trading days |  |  |  |  |  |  |  |  | 30 days |  |  |  |  |  |
Threshold percentage of conversion price on each applicable trading day |  |  |  |  |  |  |  |  | 130.00% |  |  |  |  |  |
Amount of hedged item |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 50,000,000
Interest Rate Swap |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25,000,000
Interest Rate Swap Agreements One |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed interest rate |  |  |  |  |  | 2.559% |  |  |  | 2.559% |  |  |  |  | 2.559%
Interest Rate Swap Agreements Two |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional amount |  |  |  |  | $ 25,000,000 |  |  |  | $ 25,000,000 |  |  |  |  |  |
Fixed interest rate |  |  |  |  | 2.687% |  |  |  | 2.687% |  |  |  |  |  |
Fair value of the interest rate swaps, liabilities |  |  |  |  |  | $ 689,000 |  |  |  | $ 689,000 |  |  |  |  |
Interest Rate Swap Agreements Two | Other long-term obligations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of the interest rate swaps, liabilities |  |  |  |  | $ 228,000 |  |  |  | $ 228,000 |  |  |  |  |  |
Forecast |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Covenant for EBITDA |  | $ 70,000,000 | $ 65,000,000 | $ 50,000,000 |  |  |  |  |  |  |  |  |  |  |
Covenant for the amount of liquidity |  |  | $ 50,000,000 | $ 100,000,000 |  |  |  |  |  |  |  |  |  |  |
Covenant regarding the capital expenditure | $ 50,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 3.35% |  |  |  |  |  |
LIBOR | Interest Rate Swap |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest rate |  |  |  |  | 0.25% |  |  |  | 0.25% |  |  |  |  |  |
Term Loan A |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term loan current |  |  |  |  | $ 46,577,000 |  |  |  | $ 46,577,000 |  |  |  |  |  |
Term Loan A | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 2.75% |  |  |  |  |  |
Term Loan A | ABR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 1.75% |  |  |  |  |  |
Term Loan A | Term Loan, First Amendment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 90,800,000 |
Term Loan A | Term Loan, Third Amendment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  |  |  |  |  |  | $ 50,000,000 |  |  |
Note Purchase Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of purchase agreements | agreement |  |  |  |  |  |  |  |  | 2 | 2 |  |  |  |  |
Note Purchase Agreement | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 4.02% | 4.02% |  |  | 4.02% | 4.02% |  |  |  |  |
Note Purchase Agreement | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 4.32% | 4.32% |  |  | 4.32% | 4.32% |  |  |  |  |
Convertible Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  | $ 100,050,000 |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  |  |  | 5.00% |  |  |  |  |  | 5.00% |  |
Threshold percentage of conversion price on each applicable trading day |  |  |  |  |  |  |  |  | 98.00% |  |  |  |  |  |
Initial conversion rate 90.8038 is shares per $1,000 principal amount |  |  |  |  |  |  | 90.8038 |  |  |  |  |  |  |  |
Initial conversion price (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 11.01 |  |  |  |  |  |  |  |
Initial conversion premium |  |  |  |  |  |  | 22.50% |  |  |  |  |  |  |  |
Share price (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 8.99 |  |  |  |  |  |  |  |
Purchase price as a percentage of principal amount |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 225,000,000 |  |  |  | $ 225,000,000 |  |  |  |  |  |
Borrowing outstanding |  |  |  |  | 0 |  |  |  | 0 |  |  |  |  |  |
Available facility |  |  |  |  | $ 221,449,000 |  |  |  | $ 221,449,000 |  |  |  |  |  |
Facility fee (as a percent) |  |  |  |  |  |  |  |  | 0.40% |  |  |  |  |  |
Revolving Credit Facility | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 2.35% |  |  |  |  |  |
Revolving Credit Facility | ABR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 1.35% |  |  |  |  |  |
Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 1.00% |  |  |  | 1.00% |  |  |  |  |  |
Priority debt as a percentage of consolidated total capitalization |  |  |  |  |  |  |  |  | 20.00% |  |  |  |  |  |
Consolidated debt to capitalization ratio |  |  |  |  |  |  |  |  | 0.55 |  |  |  |  |  |
Credit Agreement | Forecast |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated fixed charge coverage ratio |  |  |  |  |  |  |  | 3.0 |  |  |  |  |  |  |
Credit Agreement | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 0.50% |  |  |  |  |  |
Credit Agreement | Minimum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Facility fee (as a percent) |  |  |  |  |  |  |  |  | 0.125% |  |  |  |  |  |
Credit Agreement | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Facility fee (as a percent) |  |  |  |  |  |  |  |  | 0.25% |  |  |  |  |  |
Credit Agreement | Subject to 1% Floor | LIBOR |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Specified margin (as a percent) |  |  |  |  |  |  |  |  | 1.00% |  |  |  |  |  |

X
- Definition Represents the consolidated debt to capitalization ratio. + References No definition available. + Details
Name: | mcs_ConsolidatedDebtToCapitalizationRatio
Namespace Prefix: | mcs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the consolidated fixed charge coverage ratio. + References No definition available. + Details
Name: | mcs_ConsolidatedFixedChargeCoverageRatio
Namespace Prefix: | mcs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount of covenant regarding the capital expenditure. + References No definition available. + Details
Name: | mcs_CovenantRegardingCapitalExpenditure
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The covenant for incurring additional indebtedness, pay dividend and other distributions. + References No definition available. + Details
Name: | mcs_CovenantRegardingEbitda
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents the covenant regarding the amount of liquidity. + References No definition available. + Details
Name: | mcs_CovenantRegardingLiquidity
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Credit Agreement, Unrestricted cash on Had Requirements + References No definition available. + Details
Name: | mcs_CreditAgreementUnrestrictedCashOnHadRequirements
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the initial conversion premium of as a percentage of last reported sale price of the Common Stock. + References No definition available. + Details
Name: | mcs_DebtInstrumentConvertibleConversionPremium
Namespace Prefix: | mcs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum amount of reduction in liquidity for the covenant for the initial term loans. + References No definition available. + Details
Name: | mcs_MinimumReductionInAmountOfLiquidityForCovenant
Namespace Prefix: | mcs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the information pertaining to number of note purchase agreements. + References No definition available. + Details
Name: | mcs_NumberOfPurchaseAgreements
Namespace Prefix: | mcs_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Options, Threshold Trading Days + References No definition available. + Details
Name: | mcs_OptionsThresholdTradingDays
Namespace Prefix: | mcs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Options, Trading Period + References No definition available. + Details
Name: | mcs_OptionsTradingPeriod
Namespace Prefix: | mcs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the priority debt as a percentage of consolidated total capitalization. + References No definition available. + Details
Name: | mcs_PriorityDebtAsPercentageOfConsolidatedTotalCapitalization
Namespace Prefix: | mcs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031898-161870 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 + Details
Name: | us-gaap_DebtInstrumentConvertibleConversionPrice1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21521-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21506-112644 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 + Details
Name: | us-gaap_DebtInstrumentConvertibleConversionRatio1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of principal amount of debt redeemed. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of hedged item in hedging relationship. Excludes hedged asset or liability. + References No definition available. + Details
Name: | us-gaap_DerivativeAmountOfHedgedItem
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fixed interest rate related to the interest rate derivative. + References No definition available. + Details
Name: | us-gaap_DerivativeFixedInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Nominal or face amount used to calculate payment on derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Variable interest rate in effect as of the balance sheet date related to the interest rate derivative. + References No definition available. + Details
Name: | us-gaap_DerivativeVariableInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value as of the balance sheet date of all derivative liabilities designated as interest rate fair value hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
Name: | us-gaap_InterestRateFairValueHedgeLiabilityAtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleOfProductiveAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 + Details
Name: | us-gaap_SeniorLongTermNotes
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=mcs_InterestRateSwapAgreementsOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=mcs_InterestRateSwapAgreementsTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=mcs_OtherLongTermObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=mcs_SeniorTermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=mcs_AlternateBaseRateBRMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mcs_TermLoanFirstAmendmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=mcs_TermLoanThirdAmendmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=mcs_NotePurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=mcs_CreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=mcs_SecuredOvernightFinancingRateSOFRMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | mcs_TrigerringEventsAxis=mcs_SubjectTo1FloorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |