Income Taxes - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Income Taxes [Line Items] | |||
| Valuation allowance of net operating loss carryforwards | $ 1,895 | ||
| Tax credit carryforward, valuation allowance | 13 | ||
| Income tax penalties and interest expense (benefit) | 4 | $ 3 | $ 12 |
| Accrued interest and penalties on tax related items | $ 26 | 22 | |
| Liberty Puerto Rico | |||
| Income Taxes [Line Items] | |||
| Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] | Restructuring, Settlement and Impairment Provisions | ||
| United States | |||
| Income Taxes [Line Items] | |||
| Valuation allowance of net operating loss carryforwards | $ 13 | ||
| Tax credit carryforwards | 21 | 10 | |
| Puerto Rico | |||
| Income Taxes [Line Items] | |||
| Tax credit carryforwards | $ 49 | $ 50 | |