Information About Liberty's Operating Segments (Other Information By Segment) (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Dec. 31, 2017 |
|
| Total assets | $ 18,715 | $ 24,122 | |
| Investments in affiliates, accounted for using the equity method (note 9) | 204 | $ 309 | |
| Capital expenditures | 47 | $ 30 | |
| QVC | |||
| Total assets | 11,484 | ||
| Investments in affiliates, accounted for using the equity method (note 9) | 41 | ||
| Capital expenditures | 36 | ||
| HSN | |||
| Total assets | 2,721 | ||
| Capital expenditures | 2 | ||
| zulily | |||
| Total assets | 2,283 | ||
| Capital expenditures | 4 | ||
| Corporate and Other | |||
| Total assets | 2,227 | ||
| Investments in affiliates, accounted for using the equity method (note 9) | 163 | ||
| Capital expenditures | $ 5 | ||