Organization and Business Activities - Asset Purchase Agreement (Details) - USD ($) $ in Millions	Apr. 01, 2020	Jul. 26, 2019
Asset Purchase Agreement
Asset Purchase Agreement
Purchase price		$ 1,400
Spectrum Purchase Agreement.
Asset Purchase Agreement
Purchase price		$ 3,590
Option Agreement
Asset Purchase Agreement
Term of final judgement from the date of its entry with the District Court.	7 years	7 years
Term of final judgement if DOJ gives notice	5 years