| Basis of Presentation (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | ||
|---|---|---|---|---|
| Oct. 31, 2014 | Mar. 31, 2016 | Mar. 31, 2015 | Oct. 29, 2014 | |
| Entity Information [Line Items] | ||||
| Cash received from consolidated subsidiary | $ 300 | |||
| Liberty Broadband | ||||
| Entity Information [Line Items] | ||||
| Number of shares received in spin-off | 0.25 | |||
| Liberty Interactive Corporation Starz Tripco Liberty Broadband | ||||
| Entity Information [Line Items] | ||||
| Related Party Transaction, Amounts of Transaction | $ 4 | $ 3 | ||
| Starz, LLC | Lease Agreements | ||||
| Entity Information [Line Items] | ||||
| Related Party Transaction, Amounts of Transaction | $ 4 | |||
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- 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 Cash received from consolidated subsidiary No definition available. 
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- Definition Number of shares of Liberty Broadband common stock received by shareholders in the spin-off of Liberty Broadband from Liberty per share of Liberty Media common stock owned at the spin-off record date No definition available. 
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