Segment Reporting - Revenue by Major Category (Details) - USD ($) $ in Millions | 3 Months Ended |
Mar. 31, 2021 | Mar. 31, 2020 |
Principal Transaction Revenue [Line Items] | | |
Revenue | $ 1,159.9 | $ 931 |
Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 828.9 | 629.2 |
Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 485.7 | 464.1 |
Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 463.3 | 436.6 |
Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 176.9 | 175.2 |
Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 237.5 | 210.9 |
Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 48.9 | 50.5 |
Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 22.4 | 27.5 |
Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 343.2 | 165.1 |
Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 241.7 | 137.6 |
Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 101.5 | 27.5 |
Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 322.5 | 301.8 |
Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 258.8 | 234.2 |
Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 63.7 | 67.6 |
Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 8.5 | |
Interconnect, Roaming, Equipment Sales and Other | Revision of Prior Period, Reclassification, Adjustment | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 24 | 8 |
Mobile Handset | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 57 | 10 |
B2B Mobile Handset and Other Devices | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 3 | 3 |
Operating Segments | C&W Caribbean and Networks | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 429.8 | 452 |
Operating Segments | C&W Caribbean and Networks | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 211.3 | 223.6 |
Operating Segments | C&W Caribbean and Networks | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 128.1 | 131.1 |
Operating Segments | C&W Caribbean and Networks | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 117.4 | 118 |
Operating Segments | C&W Caribbean and Networks | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 34.3 | 37.3 |
Operating Segments | C&W Caribbean and Networks | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 66.6 | 61.4 |
Operating Segments | C&W Caribbean and Networks | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 16.5 | 19.3 |
Operating Segments | C&W Caribbean and Networks | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 10.7 | 13.1 |
Operating Segments | C&W Caribbean and Networks | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 83.2 | 92.5 |
Operating Segments | C&W Caribbean and Networks | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 71.8 | 78.8 |
Operating Segments | C&W Caribbean and Networks | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 11.4 | 13.7 |
Operating Segments | C&W Caribbean and Networks | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 218.5 | 228.4 |
Operating Segments | C&W Caribbean and Networks | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 150.8 | 157.7 |
Operating Segments | C&W Caribbean and Networks | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 67.7 | 70.7 |
Operating Segments | C&W Caribbean and Networks | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Operating Segments | C&W Panama | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 122 | 138.3 |
Operating Segments | C&W Panama | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 73.3 | 82 |
Operating Segments | C&W Panama | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 23.7 | 26 |
Operating Segments | C&W Panama | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 21.2 | 22.2 |
Operating Segments | C&W Panama | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 6.2 | 7.6 |
Operating Segments | C&W Panama | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 10.7 | 9.6 |
Operating Segments | C&W Panama | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 4.3 | 5 |
Operating Segments | C&W Panama | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 2.5 | 3.8 |
Operating Segments | C&W Panama | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 49.6 | 56 |
Operating Segments | C&W Panama | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 39.3 | 44.2 |
Operating Segments | C&W Panama | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 10.3 | 11.8 |
Operating Segments | C&W Panama | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 48.7 | 56.3 |
Operating Segments | C&W Panama | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 48.7 | 56.3 |
Operating Segments | C&W Panama | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | C&W Panama | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Operating Segments | Liberty Puerto Rico | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 361.3 | 104.6 |
Operating Segments | Liberty Puerto Rico | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 189.5 | 91.3 |
Operating Segments | Liberty Puerto Rico | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 111.2 | 91.3 |
Operating Segments | Liberty Puerto Rico | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 107 | 86.7 |
Operating Segments | Liberty Puerto Rico | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 38.6 | 35.3 |
Operating Segments | Liberty Puerto Rico | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 61.4 | 45.5 |
Operating Segments | Liberty Puerto Rico | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 7 | 5.9 |
Operating Segments | Liberty Puerto Rico | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 4.2 | 4.6 |
Operating Segments | Liberty Puerto Rico | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 189.5 | 0 |
Operating Segments | Liberty Puerto Rico | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 117.4 | 0 |
Operating Segments | Liberty Puerto Rico | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 72.1 | 0 |
Operating Segments | Liberty Puerto Rico | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 52.1 | 13.3 |
Operating Segments | Liberty Puerto Rico | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 52.1 | 13.3 |
Operating Segments | Liberty Puerto Rico | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Liberty Puerto Rico | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 8.5 | |
Operating Segments | VTR | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 210.3 | 206.4 |
Operating Segments | VTR | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 202 | 198.6 |
Operating Segments | VTR | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 186.5 | 182 |
Operating Segments | VTR | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 183.1 | 177.1 |
Operating Segments | VTR | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 78.3 | 75.6 |
Operating Segments | VTR | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 84.8 | 81.9 |
Operating Segments | VTR | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 20 | 19.6 |
Operating Segments | VTR | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 3.4 | 4.9 |
Operating Segments | VTR | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 15.5 | 16.6 |
Operating Segments | VTR | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 13.2 | 14.6 |
Operating Segments | VTR | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 2.3 | 2 |
Operating Segments | VTR | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 8.3 | 7.8 |
Operating Segments | VTR | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 8.3 | 7.8 |
Operating Segments | VTR | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | VTR | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Operating Segments | Cabletica | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 36.2 | 33.7 |
Operating Segments | Cabletica | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 36.2 | 33.7 |
Operating Segments | Cabletica | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 36.2 | 33.7 |
Operating Segments | Cabletica | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 34.6 | 32.6 |
Operating Segments | Cabletica | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 19.5 | 19.4 |
Operating Segments | Cabletica | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 14 | 12.5 |
Operating Segments | Cabletica | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 1.1 | 0.7 |
Operating Segments | Cabletica | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 1.6 | 1.1 |
Operating Segments | Cabletica | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Operating Segments | Cabletica | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 5.4 | 0 |
Corporate | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 5.4 | |
Corporate | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 5.4 | |
Corporate | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 5.4 | |
Corporate | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Corporate | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | |
Intersegment Eliminations | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | (5.1) | (4) |
Intersegment Eliminations | Total residential revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Total residential fixed revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Total subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Video | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Broadband internet | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Fixed-line telephony | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Non-subscription revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Total residential mobile revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Interconnect, inbound roaming, equipment sales and other | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | 0 | 0 |
Intersegment Eliminations | Total B2B revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | (5.1) | (4) |
Intersegment Eliminations | Service revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | (1.1) | (0.9) |
Intersegment Eliminations | Subsea network revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | (4) | $ (3.1) |
Intersegment Eliminations | Other revenue | | |
Principal Transaction Revenue [Line Items] | | |
Revenue | $ 0 | |