The amount of minimum consolidated liquidity requirement.

No definition available.

Name:	mdwt_MinimumConsolidatedLiquidityRequirement
Namespace Prefix:	mdwt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of Consolidated debt to capitalization on the last day of any fiscal quarter.

+ References

No definition available.

+ Details

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Namespace Prefix:	mdwt_
Data Type:	dtr-types:percentItemType
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Period Type:	instant

- Definition

Percentage of risk based capital on the last day of any fiscal quarter.

+ References

No definition available.

+ Details

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Namespace Prefix:	mdwt_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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

- Definition

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

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

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-SubTopic 10
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+ Details

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Namespace Prefix:	us-gaap_
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

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

- 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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Debt (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
Debt (Details) - USD ($) $ in Millions	Nov. 22, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Minimum
Line of Credit Facility [Line Items]
Percentage of risk based capital percent		300.00%		300.00%
Minimum consolidated liquidity requirement		$ 3.0		$ 3.0
Maximum
Line of Credit Facility [Line Items]
Percentage of consolidated debt to capitalization		35.00%		35.00%
Credit Agreement
Line of Credit Facility [Line Items]
Interest paid		$ 0.7	$ 0.0	$ 1.7	$ 0.0
Revolving Credit Facility \| Credit Agreement
Line of Credit Facility [Line Items]
Loan term	3 years
Maximum borrowing capacity	$ 30.0
Outstanding balance		25.0		25.0		$ 25.0
Unutilized credit		$ 5.0		$ 5.0
Revolving Credit Facility \| Credit Agreement \| Minimum \| Base rate
Line of Credit Facility [Line Items]
Applicable margin	2.50%
Revolving Credit Facility \| Credit Agreement \| Minimum \| SOFR
Line of Credit Facility [Line Items]
Applicable margin	3.50%
Revolving Credit Facility \| Credit Agreement \| Maximum \| Base rate
Line of Credit Facility [Line Items]
Applicable margin	3.25%
Revolving Credit Facility \| Credit Agreement \| Maximum \| SOFR
Line of Credit Facility [Line Items]
Applicable margin	4.25%