Revenue - Summary of Service Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Disaggregation of Revenue [Line Items]
Revenue	$ 245,733	$ 226,935	$ 690,027	$ 658,719
Voice and data
Disaggregation of Revenue [Line Items]
Revenue	58,002	59,930	173,822	172,682
IoT data
Disaggregation of Revenue [Line Items]
Revenue	48,669	46,707	141,706	135,303
Commercial Broadband Services [Member]
Disaggregation of Revenue [Line Items]
Revenue	11,822	12,970	35,718	38,570
Hosted payload and other data
Disaggregation of Revenue [Line Items]
Revenue	41,432	18,726	72,786	48,140
Services
Disaggregation of Revenue [Line Items]
Revenue	187,498	165,243	506,855	475,105
Services \| Commercial
Disaggregation of Revenue [Line Items]
Revenue	159,925	138,333	424,032	394,695
Services \| US Government [Member]
Disaggregation of Revenue [Line Items]
Revenue	27,573	26,910	82,823	80,410
Engineering and support services
Disaggregation of Revenue [Line Items]
Revenue	39,190	40,185	123,141	119,531
Engineering and support services \| Commercial
Disaggregation of Revenue [Line Items]
Revenue	317	1,852	3,348	5,893
Engineering and support services \| US Government [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 38,873	$ 38,333	$ 119,793	$ 113,638