Segment information - Operating performance (Details) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) segment	Mar. 31, 2021 USD ($)
Segment information
Number of reportable segments | segment	2
Total revenues	$ 405	$ 392
Corporate and other expense	(25)	(23)
Restructuring	(1)
Depreciation and amortization	(68)	(74)
Interest expense, net	(23)	(78)
Interest income	1	1
Loss before taxes	(7)	(84)
Operating Segments | Earth Intelligence
Segment information
Total revenues	251	250
Adjusted EBITDA	99	107
Operating Segments | Space Infrastructure.
Segment information
Total revenues	177	155
Adjusted EBITDA	19	(12)
Intersegment eliminations
Segment information
Total revenues	(23)	(13)
Adjusted EBITDA	$ (9)	$ (5)