XML 108 R90.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2015 shares | Dec. 31, 2017 USD ($) $ / shares shares | Dec. 31, 2016 USD ($) $ / shares shares | Dec. 31, 2015 USD ($) $ / shares shares
Stock-Based Compensation |  |  |  |
Stockholders' equity stock split, conversion ratio |  | 0.25 |  |
Period of U.S. Treasury rates as a basis for assumed risk-free rates (in years) |  | 10 years |  |
2013 Omnibus Plan |  |  |  |
Stock-Based Compensation |  |  |  |
Share-based compensation, shares authorized (in shares) | shares |  | 7,477,395 |  |
Stockholders' equity stock split, conversion ratio |  | 0.25 |  |
Stock Options |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  | $ 1.9 | $ 1.8 | $ 3.7
Number of share options granted during the period (in shares) | shares |  | 273,800 | 439,741 | 151,827
Unrecognized compensation expense (in dollars) |  | $ 2.7 |  |
Recognition period for unrecognized compensation expense (in years) |  | 2 years 1 month 6 days |  |
Weighted average grant date fair value, options (in dollars per share) | $ / shares |  | $ 12.16 | $ 8.20 | $ 43.72
Total intrinsic value of stock options exercised |  | $ 3.0 | $ 6.3 | $ 5.6
Stock Options | Officers and Employees |  |  |  |
Stock-Based Compensation |  |  |  |
Vesting rights, annual increments beginning on the grant date |  | 25% increments beginning on the first anniversary of the grant date |  |
Vesting period (in years) |  | 4 years |  |
Expiration period for grants made prior to 2011 (in years) |  | ten years |  |
Anniversary period from grant date, for grants made prior to 2011 (in years) |  | 2 years |  |
Vesting rights percentage for grants made prior to 2011 (as a percent) |  | 25.00% |  |
Stock Options | Officers and Employees | Options Granted in 2017 |  |  |  |
Stock-Based Compensation |  |  |  |
Vesting period (in years) |  | 3 years |  |
Expiration period (in years) |  | 10 years |  |
Stock Options | Directors |  |  |  |
Stock-Based Compensation |  |  |  |
Vesting period (in years) |  | 3 years | 4 years |
Expiration period (in years) |  | 10 years |  |
Anniversary period from grant date, for grants made prior to 2011 (in years) |  | 1 year |  |
Vesting rights percentage for grants made prior to 2011 (as a percent) |  | 25.00% |  |
Stock Options | Stock Plan 2003 | Officers and Employees |  |  |  |
Stock-Based Compensation |  |  |  |
Vesting rights, annual increments beginning on the grant date |  | 25% increments beginning on the second anniversary of the grant date |  |
Vesting period (in years) |  | 4 years |  |
Expiration period (in years) |  | 10 years |  |
Anniversary period from grant date (in years) |  | 2 years |  |
Stock Options | Stock Plan 2003 | Officers and Employees | Tranche One |  |  |  |
Stock-Based Compensation |  |  |  |
Options vesting percentage |  | 25.00% |  |
Stock Options | Director Stock Plan 2004 | Directors |  |  |  |
Stock-Based Compensation |  |  |  |
Expiration period (in years) |  | 10 years |  |
Restricted Stock |  |  |  |
Stock-Based Compensation |  |  |  |
Expiration period (in years) |  | 3 years |  |
Stock-based compensation expense (in dollars) |  | $ 0.0 | $ 1.8 | 0.3
Unrecognized compensation expense (in dollars) |  | $ 0.0 |  |
Number of shares of other than options granted during the period (in shares) | shares | 80,548 | 0 |  |
Restricted Stock | Stock Plan 2003 | Officers and Employees |  |  |  |
Stock-Based Compensation |  |  |  |
Vesting rights, annual increments beginning on the grant date |  | 100% on the third anniversary of the grant date |  |
Restricted Stock | Stock Plan 2003 | Officers and Employees | Tranche Two |  |  |  |
Stock-Based Compensation |  |  |  |
Options vesting percentage |  | 100.00% |  |
Restricted Stock Units (RSUs) |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  | $ 4.4 | $ 4.0 | $ 7.5
Unrecognized compensation expense (in dollars) |  | $ 4.3 |  |
Recognition period for unrecognized compensation expense (in years) |  | 1 year 9 months 18 days |  |
Number of shares of other than options granted during the period (in shares) | shares |  | 267,902 | 362,293 | 111,840
Performance Shares |  |  |  |
Stock-Based Compensation |  |  |  |
Number of shares of other than options granted during the period (in shares) | shares |  | 267,902 |  |
Performance Shares | Performance Shares 2016 |  |  |  |
Stock-Based Compensation |  |  |  |
Performance period (in years) |  | 3 years | 3 years |
Percentage of shares paid based on total shareholder return relative to peer group of companies (as a percent) |  | 50.00% | 50.00% |
Percentage of shares paid based on return on investment (as a percent) |  | 50.00% | 50.00% |
Performance Shares | Performance Shares 2016 | Minimum |  |  |  |
Stock-Based Compensation |  |  |  |
Number of shares of other than options granted during the period (in shares) | shares |  | 0 | 0 |
Performance Shares | Performance Shares 2016 | Maximum |  |  |  |
Stock-Based Compensation |  |  |  |
Number of shares of other than options granted during the period (in shares) | shares |  | 230,000 | 400,000 |
Engineering Selling and Administrative Expenses |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  | $ 6.3 | $ 4.9 | $ 9.7
(Loss) Income from Discontinued Operations |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  | $ 0.0 | 0.3 | $ 4.7
Other Expense | Restricted Stock |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  |  | 2.8 |
Restructuring Charges | Restricted Stock |  |  |  |
Stock-Based Compensation |  |  |  |
Stock-based compensation expense (in dollars) |  |  | $ 1.3 |

X
- Definition The date when the equity-based award expires as specified in the award agreement, which may be presented in a variety of ways for grants made prior to the specified date. + References No definition available. + Details
Name: | mtw_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardExpirationDatingBeforeSpecifiedDate
Namespace Prefix: | mtw_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of shares that are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale for awards granted prior to 2011. + References No definition available. + Details
Name: | mtw_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsPercentageBeforeSpecifiedDate
Namespace Prefix: | mtw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share-based compensation arrangement by share-based payment award, percentage shares granted based on shareholder return relative to peer group of companies. + References No definition available. + Details
Name: | mtw_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageSharesGrantedBasedOnShareholderReturnRelativeToPeerGroupOfCompanies
Namespace Prefix: | mtw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share based compensation arrangement by share based payment award percentage shares granted based on weighted average return on invested capital. + References No definition available. + Details
Name: | mtw_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageSharesGrantedBasedOnWeightedAverageReturnOnInvestedCapital
Namespace Prefix: | mtw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The period of U.S. Treasury rates used as a basis for risk-free interest rate assumption that is used in valuing an option on its own shares. + References No definition available. + Details
Name: | mtw_SharebasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateBasedOnPeriodOfUsTreasuryRates
Namespace Prefix: | mtw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period of time from the grant date when vesting of shares granted begins. + References No definition available. + Details
Name: | mtw_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsAnniversaryPeriod
Namespace Prefix: | mtw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period of time from the grant date when vesting of shares granted begins for grants made prior to the specified date. + References No definition available. + Details
Name: | mtw_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsAnniversaryPeriodBeforeSpecifiedDate
Namespace Prefix: | mtw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Unrecognized cost of unvested share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of award terms as to how many shares or portion of an award are no longer contingent on satisfaction of either a service condition, market condition or a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale. For example, vesting may be expressed as being 25 percent of the shares under option on each anniversary of the grant date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Net number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of vesting of share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB TOPIC 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 + Details
Name: | us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=mtw_A2013OmnibusPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=mtw_OfficersAndEmployeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardDateAxis=mtw_OptionsGrantedInTwoThousandSeventeenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TitleOfIndividualAxis=us-gaap_DirectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=mtw_StockPlan2003Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=mtw_DirectorStockPlan2004Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_PerformanceSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=mtw_PerformanceShares2016Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=mtw_EngineeringSellingAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=mtw_LossIncomeFromDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_OtherExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_RestructuringChargesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |