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Discontinued Operations - Income (Loss) From Discontinued Operations (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Discontinued Operations, Held-for-sale    
Revenue:    
Revenue $ 213,329 $ 442,373
Operating expenses    
Selling, general and administrative 17,514 34,011
Severance expense 465 0
Depreciation and amortization 0 62,930
Total operating expenses 68,087 253,977
Operating income 145,242 188,396
Other (expense) income:    
Debt extinguishment (11,032) 0
Interest expense and other, net (9,178) (20,455)
Income before income taxes 1,352,563 167,941
Income tax expense 361,661 43,844
Income from discontinued operations, net of tax 990,902 124,097
Discontinued Operations, Held-for-sale | Service revenue and other    
Revenue:    
Revenue 201,076 401,035
Discontinued Operations, Held-for-sale | Equipment revenue    
Revenue:    
Revenue 12,253 41,338
Discontinued Operations, Held-for-sale | Cost of services    
Operating expenses    
Cost of services and cost of goods sold 38,144 116,394
Discontinued Operations, Held-for-sale | Cost of goods sold    
Operating expenses    
Cost of services and cost of goods sold 11,964 40,642
Discontinued Operations, Disposed of by Sale    
Other (expense) income:    
Gain on sale of disposition of Wireless assets and operations $ 1,227,531 $ 0