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Employee Benefit Plans - Summary of the Sensitivity of Retirement Obligations and Retirement Benefit Costs of Plans to Changes in the Key Assumptions (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Pension Plans |  |
Estimated increase (decrease) in 2019 pension cost |  |
0.50% increase in discount rate | $ (0.8) |
0.50% decrease in discount rate | 0.9 |
0.50% increase in long-term return on assets | (0.6) |
0.50% decrease in long-term return on assets | 0.6 |
Estimated increase (decrease) in Projected Benefit Obligation for the year ended December 31, 2018 |  |
0.50% increase in discount rate |  | $ (12.5)
0.50% decrease in discount rate |  | 13.7
Postretirement Medical and Other |  |
Estimated increase (decrease) in 2019 pension cost |  |
0.50% increase in discount rate | 0.1 |
0.50% decrease in discount rate | $ (0.1) |
Estimated increase (decrease) in Projected Benefit Obligation for the year ended December 31, 2018 |  |
0.50% increase in discount rate |  | (0.6)
0.50% decrease in discount rate |  | $ 0.7

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- Definition None no documentation exists for this element. + References No definition available. + Details
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- Definition None no documentation exists for this element. + References No definition available. + Details
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- Definition The effect of a 0.5 percentage-point decrease in the discount rate on the retirement benefit costs in the next fiscal year. + References No definition available. + Details
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Namespace Prefix: | mtw_
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- Definition The effect of a 0.5 percentage-point decrease in the discount rate on the retirement benefit obligation. + References No definition available. + Details
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- Definition The effect of a 0.5 percentage-point decrease in the long-term return on assets on the retirement benefit costs in the next fiscal year. + References No definition available. + Details
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Namespace Prefix: | mtw_
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- Definition The effect of a 0.5 percentage-point increase in the discount rate on the retirement benefit costs in the next fiscal year. + References No definition available. + Details
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- Definition The effect of a 0.5 percentage-point increase in the discount rate on the retirement benefit obligation. + References No definition available. + Details
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- Definition The effect of a 0.5 percentage-point increase in the long-term return on assets on the retirement benefit costs in the next fiscal year. + References No definition available. + Details
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- Details
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- Details
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