Long-term debt and interest expense, net - Interest expense on long term debts and other obligations (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Interest expenses
Interest on long-term debt	$ 43	$ 33	$ 110	$ 110
Loss on debt extinguishment			53	41
Interest on orbital securitization liability		1	2	3
Imputed interest and other	2	1	2	2
Capitalized interest	(15)	(10)	(38)	(29)
Interest expense, net	$ 30	$ 25	$ 129	$ 127