Collateral based maximum borrowings.

No definition available.

Name:	mntx_CollateralBasedMaximumBorrowings
Namespace Prefix:	mntx_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum amount available is limited to sum of eligible work in process.

+ References

No definition available.

+ Details

Name:	mntx_MaximumAmountAvailableIsLimitedToSumOfEligibleWorkInProcess
Namespace Prefix:	mntx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Maximum inventory collateral limit.

+ References

No definition available.

+ Details

Name:	mntx_MaximumInventoryCollateralLimit
Namespace Prefix:	mntx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of maximum amount available is limited to sum of eligible inventory less work in process.

+ References

No definition available.

+ Details

Name:	mntx_PercentageOfMaximumAmountAvailableIsLimitedToSumOfEligibleInventoryLessWorkInProcess
Namespace Prefix:	mntx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of maximum amount available is limited to sum of eligible receivables.

+ References

No definition available.

+ Details

Name:	mntx_PercentageOfMaximumAmountAvailableIsLimitedToSumOfEligibleReceivables
Namespace Prefix:	mntx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

PercentageOfMaximumAmountAvailableIsLimitedToSumOfEligibleReceivables

+ References

No definition available.

+ Details

Name:	mntx_PercentageOfMaximumAmountAvailableIsLimitedToSumOfEligibleWorkInProcess
Namespace Prefix:	mntx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Revolving Term Credit Facilities and Debt - Additional Information - Revolving Canadian Term Credit Facility (Detail) (Canadian Revolver [Member])	9 Months Ended		9 Months Ended
	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2014 Maximum [Member] CAD	Sep. 30, 2014 Us Prime Rate [Member]	Sep. 30, 2014 Us Prime Rate [Member] Minimum [Member]	Sep. 30, 2014 Us Prime Rate [Member] Maximum [Member]	Sep. 30, 2014 Canadian Prime Rate [Member]	Sep. 30, 2014 Canadian Prime Rate [Member] Minimum [Member]	Sep. 30, 2014 Canadian Prime Rate [Member] Maximum [Member]
Line of Credit Facility [Line Items]
Debt amount outstanding as of balance sheet date	$ 8,600,000
Maximum borrowing capacity	9,000,000
Maximum amount of eligible accounts receivable			85.00%
Percentage of maximum amount available is limited to sum of eligible work in process			30.00%
Inventory work in process collateral limit			1,000,000
Percentage of maximum amount available is limited to sum of eligible inventory less work in process			50.00%
Inventory collateral limit			7,000,000
Collateral based maximum borrowings		$ 9,000,000
Line of credit interest rate spread over prime				0.00%	0.00%	0.25%	0.00%	0.00%	0.75%
Percentage of annual facility fee payable	0.375%