Description of the business (Details) $ in Thousands		3 Months Ended		6 Months Ended
	May 01, 2023 USD ($) installment	Jun. 30, 2023 USD ($) country	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) country GB MB	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Description of the business:
Number of countries entity operates | country		54		54
Pre-tax loss		$ (1,099,532)	$ (19,718)	$ (1,110,184)	$ (21,396)
Gain on bargain purchase		1,155,719		1,155,719
Estimated Purchase Agreement payment to be received, amount of discount		16,526		16,526		$ 16,526
Acquisition related costs		739		1,139
Commercial Agreement
Description of the business:
Amount due to the Seller				7,300
Amount due from the Seller recorded during the period		7,300		7,300
IP Transit Services Agreement | T-Mobile USA, Inc.,
Description of the business:
Amount payable	$ 700,000
Amortization of discount resulted in interest income		7,700		$ 7,700
Amounts due from Seller - IP Transit Services Agreement, net of discount of $79,610	79,600
IP Transit Services Agreement | Equal monthly installments during the first year after the Closing | T-Mobile USA, Inc.,
Description of the business:
Amount payable	350,000
IP Transit Services Agreement | Equal monthly installments over the subsequent 42 months | T-Mobile USA, Inc.,
Description of the business:
Amount payable	$ 350,000
Transition Services Agreement
Description of the business:
Agreement term (in years)	2 years
Extension period	1 year
Period of prior written notice	30 days
Percentage of TSA cost	20.00%
Number of days' written notice to terminate the agreement				30 days
Period after which a notice for termination of agreement can be sent				90 days
Amount due to the Seller		118,800		$ 118,800
Amount due from the Seller		7,000		$ 7,000
Maturity period from receipt of the related invoice for amount billed under the agreement				30 days
Sprint Communications | Purchase Agreement
Description of the business:
Amount payable	$ 1
Purchased Interests of Wireline Network Holdings LLC
Description of the business:
Gain on bargain purchase	1,155,719			$ 1,200,000
Cash and cash equivalents	47,074
Estimated payment related to acquired short-term lease obligations	57,000
Estimated Purchase Agreement payment to be received, amount of discount	17,032
Amounts due from Seller - IP Transit Services Agreement, net of discount of $79,610	79,610
Acquisition related costs		700		1,100
Purchased Interests of Wireline Network Holdings LLC | Purchase Agreement
Description of the business:
Acquisition related costs				3,400
Purchased Interests of Wireline Network Holdings LLC | Purchase Agreement | Buyer
Description of the business:
Cash and cash equivalents	43,400
Working Capital Adjustment	61,100
Additional consideration due to the Seller	$ 3,500
Period after the Closing Date for payment of additional consideration	90 days
Estimated payment related to acquired short-term lease obligations	$ 57,100
Estimated payment related to acquired short-term lease obligations, Number of equal payments | installment	4
Estimated Purchase Agreement payment to be received, amount of discount	$ 17,000
Amortization of discount resulted in interest income		500		500
Wireline Business
Description of the business:
Revenue		78,000		78,000
Pre-tax loss		$ 65,600		$ 65,600
Minimum
Description of the business:
On-net service speed range | MB				100
Minimum | Purchased Interests of Wireline Network Holdings LLC | Purchase Agreement | Buyer
Description of the business:
Estimated payment related to acquired short-term lease obligations, Payment period after Closing Date	55 months
Maximum
Description of the business:
On-net service speed range | GB				400
Maximum | Purchased Interests of Wireline Network Holdings LLC | Purchase Agreement | Buyer
Description of the business:
Estimated payment related to acquired short-term lease obligations, Payment period after Closing Date	58 months