Basis of Presentation and Summary of Significant Accounting Policies Radio Conversion Costs (Details) number in Thousands |
12 Months Ended | |||
---|---|---|---|---|
Jun. 30, 2019
USD ($)
|
Dec. 31, 2022
USD ($)
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
|
Subsequent Event [Line Items] | ||||
Radio Conversion Number of Customer Sites Using 3G or CDMA | 3,600 | |||
Radio Conversion Cost Per Site | $ 90 | |||
Scenario, Forecast [Member] | Minimum [Member] | ||||
Subsequent Event [Line Items] | ||||
Radio Conversion Cost | $ 200,000,000 | $ 25,000,000 | ||
Scenario, Forecast [Member] | Maximum [Member] | ||||
Subsequent Event [Line Items] | ||||
Radio Conversion Cost | $ 325,000,000 | $ 35,000,000 |