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Taxes on Income (Loss) - Narrative (Details) $ in Thousands | May 16, 2025 USD ($)
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Income Tax Disclosure [Abstract] |
Tax credit purchased | $ 52,900
Cash consideration for tax credit purchased | $ 50,299

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- Definition Income Tax Credit Purchased + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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Period Type: | duration

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- Definition Income Tax Credit Purchased, Consideration + References No definition available. + Details
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Namespace Prefix: | mh_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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