Property, plant and equipment, net (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Property, plant and equipment
Property, plant and equipment, at cost	$ 1,185		$ 1,138
Accumulated depreciation	(403)		(380)
Property, plant and equipment, net	782		758
Depreciation	24	$ 28
Satellites
Property, plant and equipment
Property, plant and equipment, at cost	397		397
Equipment
Property, plant and equipment
Property, plant and equipment, at cost	197		196
Leasehold improvements
Property, plant and equipment
Property, plant and equipment, at cost	80		75
Computer hardware
Property, plant and equipment
Property, plant and equipment, at cost	72		67
Furniture and fixtures
Property, plant and equipment
Property, plant and equipment, at cost	15		15
Construction in process
Property, plant and equipment
Property, plant and equipment, at cost	$ 424		$ 388