Condensed Consolidated Statement of Equity (unaudited) - USD ($) $ in Millions |
Total |
Total Liberty Global shareholders |
Common stock [Member]
Common Class A [Member]
|
Common stock [Member]
Common Class B [Member]
|
Common stock [Member]
Common Class C [Member]
|
Additional paid-in capital [Member] |
Accumulated deficit [Member] |
Accumulated other comprehensive earnings (loss), net of taxes [Member] |
Treasury shares, at cost [Member] |
Non-controlling interests [Member] |
|---|---|---|---|---|---|---|---|---|---|---|
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||||||||
| Accounting change (note 2) | $ 324.5 | $ 320.1 | $ 320.1 | $ 4.4 | ||||||
| Balance at January 1, 2018, as adjusted for accounting change | 6,717.5 | 7,125.1 | $ 2.2 | $ 0.1 | $ 5.8 | $ 11,358.6 | (5,897.5) | $ 1,656.0 | $ (0.1) | (407.6) |
| Balance at January 1, 2018, before effect of accounting change at Dec. 31, 2017 | 6,393.0 | 6,805.0 | 2.2 | 0.1 | 5.8 | 11,358.6 | (6,217.6) | 1,656.0 | (0.1) | (412.0) |
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||||||||
| Net loss | (1,178.6) | (1,186.5) | (1,186.5) | 7.9 | ||||||
| Other comprehensive earnings, net of taxes | 592.2 | 592.2 | 592.2 | 0.0 | ||||||
| Repurchase and cancellation of Liberty Global ordinary shares (note 11) | (496.3) | (496.3) | (0.1) | (496.2) | ||||||
| Share-based compensation (note 12) | 40.4 | 40.4 | 40.4 | |||||||
| Adjustments due to changes in subsidiaries’ equity and other, net | (40.5) | (42.3) | (42.3) | 1.8 | ||||||
| Balance at March 31, 2018 at Mar. 31, 2018 | $ 5,634.7 | $ 6,032.6 | $ 2.2 | $ 0.1 | $ 5.7 | $ 10,860.5 | $ (7,084.0) | $ 2,248.2 | $ (0.1) | $ (397.9) |