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Fair Value Measurements - Narrative (Details) $ in Thousands |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 02, 2024 USD ($) payment | Sep. 03, 2024 USD ($) payment | Feb. 28, 2026 USD ($) | Jan. 31, 2026 USD ($) | Oct. 31, 2025 USD ($) | Feb. 28, 2025 USD ($) | Sep. 30, 2024 USD ($) | Dec. 31, 2025 USD ($) payment | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Nov. 30, 2023 USD ($) | Jul. 31, 2023 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  |  | $ 815 | $ 2,227 | $ 1,217 |  |
Acquisition-related retention expense and contingent consideration |  |  |  |  |  |  |  | 1,985 | 3,770 | 729 |  |
Fair value of the interest rate swap |  |  |  |  |  |  |  | 100 | 200 |  |  |
Interest Rate Swap |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on change in fair value of interest rate swap |  |  |  |  |  |  |  | (200) | 100 | (100) |  |
Jake Marshall Transaction |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Acquisition-related retention expense and contingent consideration |  |  |  |  |  |  |  | 1,800 | 3,800 | 700 |  |
ACME Industrial piping LLC |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | 2,500 |  |  |  | $ 1,500
Business combination, payment for contingent consideration liability |  |  |  |  | $ 2,000 |  | $ 500 |  |  |  |  |
ACME Industrial piping LLC | 2023 Earnout Period |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | $ 2,000 |  |  |  |
Earnout period (in months) |  |  |  |  |  |  |  | 12 months |  |  |  |
ACME Industrial piping LLC | 2023 Earnout Period | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross profits from acquired companies |  |  |  |  |  |  |  | $ 2,500 |  |  |  |
ACME Industrial piping LLC | 2022 Earnout Period |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | $ 500 |  |  |  |
Number of earnout tranches | payment |  |  |  |  |  |  |  | 2 |  |  |  |
Earnout period (in months) |  |  |  |  |  |  |  | 12 months |  |  |  |
ACME Industrial piping LLC | 2022 Earnout Period | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross profits from acquired companies |  |  |  |  |  |  |  | $ 2,000 |  |  |  |
Industrial Air Transaction |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | 6,500 |  |  | $ 3,200 |
Payment for contingent consideration liability |  |  |  |  |  | $ 3,000 |  |  |  |  |  |
Business combination, payment for contingent consideration liability |  |  |  |  |  | $ 3,000 |  |  |  |  |  |
Industrial Air Transaction | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business combination, payment for contingent consideration liability |  |  | $ 3,500 |  |  |  |  |  |  |  |  |
Industrial Air Transaction | 2023 Earnout Period |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | $ 3,500 |  |  |  |
Earnout period (in months) |  |  |  |  |  |  |  | 12 months |  |  |  |
Industrial Air Transaction | 2023 Earnout Period | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross profits from acquired companies |  |  |  |  |  |  |  | $ 8,800 |  |  |  |
Industrial Air Transaction | 2022 Earnout Period |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  |  |  |  |  |  |  | $ 3,000 |  |  |  |
Number of earnout tranches | payment |  |  |  |  |  |  |  | 2 |  |  |  |
Earnout period (in months) |  |  |  |  |  |  |  | 12 months |  |  |  |
Industrial Air Transaction | 2022 Earnout Period | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross profits from acquired companies |  |  |  |  |  |  |  | $ 7,600 |  |  |  |
Kent Island |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments |  | $ 5,000 |  |  |  |  |  | $ 4,400 |  |  |  |
Number of earnout tranches | payment |  | 2 |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  |  |  |  |  | 14.90% |  |  |  |
Kent Island | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Business combination, payment for contingent consideration liability |  |  |  | $ 2,500 |  |  |  |  |  |  |  |
Consolidated Mechanical |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earnout payments | $ 2,000 |  |  |  |  |  |  | $ 800 |  |  |  |
Number of earnout tranches | payment | 2 |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  |  |  |  |  | 10.40% |  |  |  |
Level 1 |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest income |  |  |  |  |  |  |  | $ 800 | $ 2,200 | $ 1,200 |  |
Level 3 | A&R Wintrust Term Loan - term loan payable in quarterly installments of principal, (commencing in December 2021) plus interest through February 2026 |  |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Fair value of debt |  |  |  |  |  |  |  | $ 10,000 |  |  |  |

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