Debt Instrument, Basis Spread on Variable Rate Adjustment

No definition available.

Name:	lmb_DebtInstrumentBasisSpreadOnVariableRateAdjustment
Namespace Prefix:	lmb_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Long-Term Line Of Credit, Average Daily Balance

+ References

No definition available.

+ Details

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Namespace Prefix:	lmb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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.

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+ Details

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Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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+ Details

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Balance Type:	credit
Period Type:	instant

- 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.

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+ Details

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

- Definition

Maximum amount borrowed under the credit facility at any time during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.

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Period Type:	instant

- Definition

Weighted average interest rate of long-term debt outstanding calculated over time.

+ References

No definition available.

+ Details

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- Details

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Balance Type:
Period Type:

- Details

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Period Type:

- Details

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Period Type:

- Details

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- Details

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- Details

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Period Type:

- Details

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- Details

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- Details

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Debt - Wintrust Term and Revolving Loans (Details) - USD ($) $ in Millions		12 Months Ended
	May 05, 2023	Dec. 31, 2025	Dec. 31, 2024	Jun. 27, 2025	Jun. 26, 2025
Wintrust Revolving Loans \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 100.0	$ 50.0
Wintrust Revolving Loans \| Sublimit for Letters of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity				$ 20.0	$ 10.0
Wintrust Revolving Loans \| Line of Credit \| Revolving Credit Facility \| Base Rate
Debt Instrument [Line Items]
Variable rate step-down adjustment	95
Wintrust Revolving Loans \| Line of Credit \| Minimum \| Revolving Credit Facility \| SOFR
Debt Instrument [Line Items]
Basis spread over variable rate (as a percent)	0.15%
Wintrust Revolving Loans \| Line of Credit \| Minimum \| Revolving Credit Facility \| Base Rate
Debt Instrument [Line Items]
Basis spread over variable rate (as a percent)	3.00%
Wintrust Revolving Loans \| Line of Credit \| Maximum \| Revolving Credit Facility \| SOFR
Debt Instrument [Line Items]
Basis spread over variable rate (as a percent)	2.50%
A&R Wintrust Loans
Debt Instrument [Line Items]
Maximum outstanding borrowings during the period		$ 50.0	$ 10.0
Weighted average annual interest rate (as a percent)		6.04%	5.72%
A&R Wintrust Loans \| Maximum
Debt Instrument [Line Items]
Amount drawn under credit agreement		$ 10.0	$ 10.0
Average daily balance of borrowings outstanding		22.3	$ 10.0
Wintrust Loans
Debt Instrument [Line Items]
Letters of credit		$ 5.1