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Divestitures - Narrative (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Oct. 02, 2023 | Dec. 31, 2025 | Sep. 30, 2025 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Sep. 12, 2025
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  | $ (4,567) | $ (118,337) | $ 12,639 |
Other income (expense) |  |  |  | (15,823) | 48,137 | (4,663) |
Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Proceeds from divestiture of interest in subsidiaries and affiliates |  |  |  |  |  | 36,000 |
Equity method investment, realized gain on disposal |  |  |  |  |  | 19,000 |
ADT Solar Exit |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (88,000) |  |
Payments for employee severance costs |  |  |  | 22,000 |  |  |
ADT Solar Exit | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (110,073) | (514,910) |
ADT Solar Exit | Write-down and Disposition of Inventory and Asset Impairments |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (33,000) |  |
ADT Solar Exit | Disposition of Existing Installation Pipeline |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (29,000) |  |
ADT Solar Exit | Employee Separation Costs |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (13,000) |  |
ADT Solar Exit | Contract Termination and Other Charges |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  | (12,000) |  |
Commercial Divestiture |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Proceeds from divestiture of businesses | $ 1,600,000 |  |  |  |  |  |
Disposal group, including discontinued operation, post-closing adjustment expense |  |  |  |  | 21,000 |  |
Increase (decrease) in divestiture of businesses |  |  |  | $ 0 | 8,000 |  |
Transitional period |  |  |  | 24 months |  |  |
Other income (expense) |  |  |  | $ 0 | $ 40,000 | 12,000 |
Commercial Divestiture | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Income (loss) from discontinued operations, net of tax |  |  |  |  |  | 527,549 |
Gain (loss) on disposition of business |  |  |  |  |  | $ 629,980 |
Multifamily Divestiture | Discontinued Operations, Held-for-Sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Noncurrent assets of discontinued operations |  |  |  |  |  |  | $ 56,000
Multifamily Divestiture | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Goodwill impairment |  | $ 12,000 | $ 12,000 |  |  |  |
Goodwill, Impairment Loss, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Selling, general, and administrative expenses |  |  |  |
ADT Brand License and Intellectual Property Rights |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Transitional period |  |  |  | 12 months |  |  |

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