Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Total revenues	$ 7,814	$ 4,071	$ 12,508	$ 8,138
Space
Disaggregation of Revenue [Line Items]
Total revenues	962	746	1,581	1,611
Connectivity
Disaggregation of Revenue [Line Items]
Total revenues	4,291	2,588	7,548	5,062
AI
Disaggregation of Revenue [Line Items]
Total revenues	2,561	737	3,379	1,465
Products
Disaggregation of Revenue [Line Items]
Total revenues	461	403	841	755
Services
Disaggregation of Revenue [Line Items]
Total revenues	7,353	3,668	11,667	7,383
Launch Services \| Space
Disaggregation of Revenue [Line Items]
Total revenues	648	490	978	1,056
Launch & Development \| Space
Disaggregation of Revenue [Line Items]
Total revenues	314	256	603	555
Consumer \| Connectivity
Disaggregation of Revenue [Line Items]
Total revenues	2,485	1,721	4,633	3,213
Enterprise & Government \| Connectivity
Disaggregation of Revenue [Line Items]
Total revenues	1,806	867	2,915	1,849
Advertising \| AI
Disaggregation of Revenue [Line Items]
Total revenues	367	426	710	870
AI Solutions & Infrastructure \| AI
Disaggregation of Revenue [Line Items]
Total revenues	$ 2,194	$ 311	$ 2,669	$ 595