Acquisition - (Pro Forma Revenue and Net Earnings) (Details) - HoldCo - GCI Liberty Inc - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 6 Months Ended |
|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2018 |
|
| Business Acquisition [Line Items] | ||
| Revenue | $ 224,081 | $ 443,551 |
| Net earnings (loss) | (303,744) | (484,725) |
| Net earnings (loss) attributable to GCI Liberty shareholders | $ (303,589) | $ (484,415) |
| Basic net earnings (loss) attributable to Series A and Series B GCI Liberty, Inc. shareholders per common share (in dollars per share) | $ (2.82) | $ (4.50) |
| Diluted net earnings (loss) attributable to Series A and Series B GCI Liberty, Inc. shareholders per common share (in dollars per share) | $ (2.82) | $ (4.50) |
| X | ||||||||||
- Definition Business Acquisition, Pro Forma Net Income (Loss) Attributable To Common Shareholders No definition available.
|
| 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.
|
| X | ||||||||||
- Definition The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|