Basis of Presentation (Details) $ in Millions |
3 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2018 |
Mar. 31, 2019
USD ($)
|
Mar. 31, 2018
USD ($)
|
Mar. 09, 2018
item
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| Basic of presentation | ||||
| Number Of Tracking Stock | item | 2 | |||
| LMC | ||||
| Basic of presentation | ||||
| Related Party Transaction, Amounts of Transaction | $ 2 | $ 3 | ||
| GCI Liberty | ||||
| Basic of presentation | ||||
| Tax sharing payable | 112 | |||
| GCI Liberty | Other Current Liabilities | ||||
| Basic of presentation | ||||
| Tax sharing payable | 37 | |||
| Retained Earnings | ||||
| Basic of presentation | ||||
| Reclassification | $ (197) | (3,530) | ||
| Liberty Ventures common stock | Common Class A | ||||
| Basic of presentation | ||||
| Share exchange ratio | 1 | |||
| Liberty Ventures common stock | Common Class B | ||||
| Basic of presentation | ||||
| Share exchange ratio | 1 | |||
| Transfer to entity under common control | QVC Group | ||||
| Basic of presentation | ||||
| Ownership interest transferred | 100 | |||
| Reclassification Of Working Capital Categories In Operating Activities Of Statement Of Cash Flows | ||||
| Basic of presentation | ||||
| Reclassification of prior period immaterial error | $ 281 | |||
| 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. No definition available.
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- Definition Additional paid-in capital reclassified to retained earnings. No definition available.
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- Definition Represents the number of tracking stocks. No definition available.
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- Definition The percentage ownership interest in an investee that was transferred to another entity. No definition available.
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- Definition share exchange ratio No definition available.
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- Definition Amount of each individual error being corrected in the correcting adjustment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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