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v3.22.1

Debt - Additional Margin and Commitment Fees Payable (Details) | 3 Months Ended
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Mar. 31, 2022
Level I |
Debt Instrument [Line Items] |
Senior Leverage Ratio | 100.00%
Level I | Prime Rate | Wintrust Term Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 1.00%
Level I | Prime Rate | A&R Wintrust Revolving Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 0.50%
Level I | Eurodollar | Wintrust Term Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 0.25%
Level II |
Debt Instrument [Line Items] |
Senior Leverage Ratio | 100.00%
Level II | Prime Rate | Wintrust Term Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 0.25%
Level II | Prime Rate | A&R Wintrust Revolving Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 0.00%
Level II | Eurodollar | Wintrust Term Loan |
Debt Instrument [Line Items] |
Additional Margin for Loans | 0.25%

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- Definition Senior Leverage Ratio + References No definition available. + Details
Name: | lmb_SeniorLeverageRatio
Namespace Prefix: | lmb_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- 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

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | lmb_SeniorLeverageRatioCovenantAxis=lmb_LevelTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |