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Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018
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Commitments And Contingencies Disclosure [Abstract] |  |
Product liability reserves | $ 16.8 | $ 16.3

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- Definition Accrual product liability current. + References No definition available. + Details
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Namespace Prefix: | mtw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration