Spectrum License Transactions - Schedule of Spectrum License Activity (Details) $ in Millions |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|---|
|
Apr. 08, 2020
USD ($)
|
Mar. 31, 2020
USD ($)
license
|
Jun. 30, 2020
USD ($)
|
Jun. 30, 2019
USD ($)
|
Jun. 30, 2020
USD ($)
|
Jun. 30, 2019
USD ($)
|
Oct. 31, 2019
USD ($)
|
|
| Indefinite-lived Intangible Assets [Line Items] | |||||||
| Purchase of spectrum licenses | $ 745 | $ 665 | $ 844 | $ 850 | |||
| Licensing Agreements | Auction 103 | |||||||
| Indefinite-lived Intangible Assets [Line Items] | |||||||
| Number of licenses | license | 2,384 | ||||||
| Purchase of spectrum licenses | $ 698 | $ 873 | |||||
| Incentive payments | 59 | ||||||
| Asset purchase deposit | $ 82 | ||||||
| Down payment | $ 93 | ||||||