Segment information - Operating performance (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) segment	Jun. 30, 2021 USD ($)
Segment information
Number of reportable segments | segment			2
Total revenues	$ 438	$ 473	$ 843	$ 865
Corporate and other expenses	(20)	(19)	(45)	(42)
Restructuring	(1)		(1)
Transaction and integration related expense	(4)		(5)
Depreciation and amortization	(67)	(73)	(135)	(147)
Interest expense, net	(76)	(24)	(99)	(102)
Interest income			1	1
(Loss) income before taxes	(29)	35	(36)	(49)
Operating Segments | Earth Intelligence
Segment information
Total revenues	284	283	535	533
Adjusted EBITDA	129	131	228	238
Operating Segments | Space Infrastructure.
Segment information
Total revenues	186	206	363	361
Adjusted EBITDA	19	27	38	15
Intersegment eliminations
Segment information
Total revenues	(32)	(16)	(55)	(29)
Adjusted EBITDA	$ (9)	$ (7)	$ (18)	$ (12)