{
  "ticker": "LGN",
  "name": "Legence Corp.",
  "cik": "0002052568",
  "sic": "1700",
  "sic_description": "Construction - Special Trade Contractors",
  "source": "SEC XBRL companyfacts",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0002052568.json",
  "as_of": "2026-03-30",
  "note": "Verified SEC companyfacts-derived facts; derived metrics (margins, ratios, free cash flow) are computed from those facts. Descriptive data, not investment advice.",
  "annual": [
    {
      "metric_id": "revenue",
      "label": "Revenue",
      "concept": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 1615062000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 2098602000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2550491000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "net_income",
      "label": "Net income",
      "concept": "NetIncomeLoss",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:NetIncomeLoss"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": -46026000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": -28555000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": -59780000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "operating_income",
      "label": "Operating income",
      "concept": "OperatingIncomeLoss",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:OperatingIncomeLoss"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 10260000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 70351000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 61582000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "gross_profit",
      "label": "Gross profit",
      "concept": "GrossProfit",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:GrossProfit"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 315146000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 430767000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 535925000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "operating_cash_flow",
      "label": "Operating cash flow",
      "concept": "NetCashProvidedByUsedInOperatingActivities",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:NetCashProvidedByUsedInOperatingActivities"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 33917000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 29268000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 256873000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "capex",
      "label": "Capital expenditures",
      "concept": "PaymentsToAcquirePropertyPlantAndEquipment",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 17073000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 19008000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 37940000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "assets",
      "label": "Assets",
      "concept": "Assets",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:Assets"
      ],
      "points": [
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 2352500000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2679396000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "liabilities",
      "label": "Liabilities",
      "concept": "Liabilities",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:Liabilities"
      ],
      "points": [
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 2148908000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 1890601000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "equity",
      "label": "Stockholders' equity",
      "concept": "StockholdersEquity",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 392197000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "cash",
      "label": "Cash and cash equivalents",
      "concept": "CashAndCashEquivalentsAtCarryingValue",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:CashAndCashEquivalentsAtCarryingValue"
      ],
      "points": [
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 81167000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 230166000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "free_cash_flow",
      "label": "Free cash flow",
      "concept": "NetCashProvidedByUsedInOperatingActivities - PaymentsToAcquirePropertyPlantAndEquipment",
      "unit": "USD",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetCashProvidedByUsedInOperatingActivities",
        "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 16844000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 10260000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 218933000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "net_margin",
      "label": "Net margin",
      "concept": "NetIncomeLoss / RevenueFromContractWithCustomerExcludingAssessedTax",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": -2.849797716744001,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": -1.3606677207016862,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": -2.343862417079692,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "operating_margin",
      "label": "Operating margin",
      "concept": "OperatingIncomeLoss / RevenueFromContractWithCustomerExcludingAssessedTax",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:OperatingIncomeLoss",
        "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 0.6352697295831368,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 3.352279279253522,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2.4145154795684443,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "roe",
      "label": "Return on equity",
      "concept": "NetIncomeLoss / StockholdersEquity",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": -15.242339946506474,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "roa",
      "label": "Return on assets",
      "concept": "NetIncomeLoss / Assets",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:Assets"
      ],
      "points": [
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": -1.213815090329437,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": -2.2310998448904154,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "liabilities_to_equity",
      "label": "Liabilities / equity",
      "concept": "Liabilities / StockholdersEquity",
      "unit": "Ratio",
      "derived": true,
      "source_concepts": [
        "us-gaap:Liabilities",
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 4.820539167816174,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    },
    {
      "metric_id": "current_ratio",
      "label": "Current ratio",
      "concept": "AssetsCurrent / LiabilitiesCurrent",
      "unit": "Ratio",
      "derived": true,
      "source_concepts": [
        "us-gaap:AssetsCurrent",
        "us-gaap:LiabilitiesCurrent"
      ],
      "points": [
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 1.8399378267077589,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 1.5679398324662928,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008"
        }
      ]
    }
  ],
  "quarterly": [
    {
      "metric_id": "revenue",
      "label": "Revenue",
      "concept": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "unit": "USD",
      "source_concepts": [
        "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax"
      ],
      "points": [
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 3,
          "period_label": "2025-Q3",
          "period_end": "2025-09-30",
          "value": 708006000.0,
          "filed": "2025-11-14",
          "accession": "0002052568-25-000018",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 4,
          "period_label": "2025-Q4",
          "period_end": "2025-12-31",
          "value": 737642000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008",
          "derived": true
        },
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 1037893000.0,
          "filed": "2026-05-14",
          "accession": "0002052568-26-000017",
          "derived": false
        }
      ]
    },
    {
      "metric_id": "net_income",
      "label": "Net income",
      "concept": "NetIncomeLoss",
      "unit": "USD",
      "source_concepts": [
        "us-gaap:NetIncomeLoss"
      ],
      "points": [
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 3,
          "period_label": "2025-Q3",
          "period_end": "2025-09-30",
          "value": -576000.0,
          "filed": "2025-11-14",
          "accession": "0002052568-25-000018",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 4,
          "period_label": "2025-Q4",
          "period_end": "2025-12-31",
          "value": -32721000.0,
          "filed": "2026-03-30",
          "accession": "0002052568-26-000008",
          "derived": true
        },
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 16094000.0,
          "filed": "2026-05-14",
          "accession": "0002052568-26-000017",
          "derived": false
        }
      ]
    },
    {
      "metric_id": "eps_diluted",
      "label": "Diluted EPS",
      "concept": "EarningsPerShareDiluted",
      "unit": "USD/shares",
      "source_concepts": [
        "us-gaap:EarningsPerShareDiluted"
      ],
      "points": [
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 0.13,
          "filed": "2026-05-14",
          "accession": "0002052568-26-000017",
          "derived": false
        }
      ]
    }
  ]
}
