XML 48 R36.htm IDEA: XBRL DOCUMENT
v3.22.1

Revenue from Contracts with Customers - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Disaggregation of Revenue [Line Items] |  |  |
Term of revenue contracts | six months to two years |  |
Percentage completed of certain milestones | 10.00% |  |
Net amount of unresolved change orders and claims | $ 39,900 |  | $ 38,100
Revision amount for gross profit impact on contract estimates (more than) | 250 | $ 250 |
Total net gross profits write ups (downs) | $ 1,400 | $ 500 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-04-01 |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, remaining performance obligations, expected timing of satisfaction, period | 24 months |  |
GCR |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Remaining performance obligations, amount | $ 340,700 |  |
GCR | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-04-01 |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, remaining performance obligations, percentage | 60.00% |  |
Revenue, remaining performance obligations, expected timing of satisfaction, period | 9 months |  |
GCR | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, remaining performance obligations, percentage | 40.00% |  |
Revenue, remaining performance obligations, expected timing of satisfaction, period | 1 year 3 months |  |
ODR |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Remaining performance obligations, amount | $ 90,400 |  |
ODR | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-04-01 |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, remaining performance obligations, percentage | 73.00% |  |
Revenue, remaining performance obligations, expected timing of satisfaction, period | 9 months |  |
ODR | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01 |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue, remaining performance obligations, percentage | 27.00% |  |
Revenue, remaining performance obligations, expected timing of satisfaction, period | 1 year 3 months |  |

X
- Definition Contract With Customer, Change In Contract Estimates, Gross Profit Threshold Amount + References No definition available. + Details
Name: | lmb_ContractWithCustomerChangeInContractEstimatesGrossProfitThresholdAmount
Namespace Prefix: | lmb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition This element represents the net amount of unresolved change orders and claims. + References No definition available. + Details
Name: | lmb_NetAmountOfUnresolvedChangeOrdersAndClaims
Namespace Prefix: | lmb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Retainage Receivable, Percentage + References No definition available. + Details
Name: | lmb_RetainageReceivablePercentage
Namespace Prefix: | lmb_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total Gross Profits Adjustments, Net + References No definition available. + Details
Name: | lmb_TotalGrossProfitsAdjustmentsNet
Namespace Prefix: | lmb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of timing for satisfying performance obligation in contract with customer. Includes, but is not limited to, as services are rendered, and upon shipment, delivery or completion of service. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045 + Details
Name: | us-gaap_RevenuePerformanceObligationDescriptionOfTiming
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligationPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis=2022-04-01
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=lmb_GeneralContractorConstructionManagerRelationshipsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis=2023-01-01
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=lmb_OwnerDirectRelationshipsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |