Cash distributions to members.

No definition available.

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Namespace Prefix:	max_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Proceeds from term loan.

+ References

No definition available.

+ Details

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

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

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+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

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- 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.

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+ Details

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Period Type:	instant

- 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

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Long-term Debt - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended
	Sep. 23, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Debt Instrument [Line Items]
Cash distribution to QLH class A Unit holders and certain QLH class B unit holders	$ 105,800,000
Interest expense		$ 2,200,000	$ 1,500,000	$ 4,500,000	$ 3,300,000
Amortization of deferred debt issuance costs		300,000	$ 100,000	694,000	$ 226,000
Accrued interest		1,900,000		1,900,000		$ 700,000
2020 Revolving Credit Facility
Debt Instrument [Line Items]
Revolving line of credit	5,000,000.0
Outstanding amount drawn under revolving credit facility		$ 0		$ 0		$ 0
2020 Term Loan Facility
Debt Instrument [Line Items]
Initial principal amount of term loan	210,000,000.0
Proceeds from term loan	$ 210,000,000.0