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Represents the ceiling of funded debt over EBITDA under debt instrument covenants.

No definition available.

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The maximum amount of allowable extraordinary expenses under the debt instrument agreement.

No definition available.

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The minimum cumulative EBITDA required under the debt agreement.

No definition available.

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Represents the minimum tangible net worth, plus 50% of net income, under a debt instrument covenant.

No definition available.

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The percentage of letter of credit obligations required to be cash collateralize upon the occurrence of an event of default.

No definition available.

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The percentage of equity interest in domestic subsidiaries pledged to secure a debt instrument.

No definition available.

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The percentage of equity interest in foreign subsidiaries pledged to secure a debt instrument.

No definition available.

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Amount of principal payment deferred under the debt instrument.

No definition available.

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Represents the amount of principal paid during the period on sale leaseback liabilities.

No definition available.

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Represents the cash inflow during the period from sale leaseback agreements.

No definition available.

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Represents the implied interest rate on sale leaseback transactions.

No definition available.

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Represents the term of sale leaseback transactions.

No definition available.

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Represents total funded debt to EBITDA allowable ratio.

No definition available.

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

No definition available.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The average effective interest rate during the reporting period.

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Amount of the required periodic payments including both interest and principal payments.

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Weighted average interest rate of debt outstanding.

No definition available.

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Nominal or face amount used to calculate payment on derivative.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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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.

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

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Name:	us-gaap_PaymentsToAcquireBusinessesGross
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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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Name:	us-gaap_ProceedsFromIssuanceOfDebt
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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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Name:	us-gaap_ProceedsFromIssuanceOfLongTermDebt
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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Name:	us-gaap_RepaymentsOfDebt
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Balance Type:	credit
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Name:	srt_RangeAxis=srt_MinimumMember
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Name:	srt_RangeAxis=srt_MaximumMember
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Name:	srt_CounterpartyNameAxis=twin_PriorParentOfVethPropulsionMember
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Name:	srt_CounterpartyNameAxis=twin_BankOfMontrealMember
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Data Type:	na
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Name:	us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
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Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_BusinessAcquisitionAxis=twin_VethPropulsionMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_DebtInstrumentAxis=twin_The2018CreditAgreementMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_DebtInstrumentAxis=twin_PaycheckProtectionProgramCaresActMember
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Name:	us-gaap_LongtermDebtTypeAxis=twin_PromissoryNoteMember
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Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
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