v3.20.4

Summary of significant accounting policies - Goodwill (Details) $ in Thousands | 2 Months Ended | 10 Months Ended | 12 Months Ended | 34 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2020 USD ($) item | Oct. 30, 2020 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Oct. 30, 2020 item | Oct. 31, 2020 USD ($) | Dec. 31, 2018 USD ($)
Goodwill |  |  |  |  |  |  |
Number of reporting unit | item | 5 |  |  |  | 1 |  |
Impairment loss | $ 0 | $ 0 | $ 0 | $ 0 |  |  |
Goodwill | $ 58,579 |  | $ 58,579 | $ 58,579 |  | $ 58,579 | $ 59,640
Carrier services |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 37,740 |
Military |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 15,151 |
Mulitifamily |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 3,062 |
Legacy |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | 1,829 |
Private networks and emerging technologies |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 797 |

X
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