Segment Information (Tables)

6 Months Ended

Sep. 30, 2024

Segment Reporting [Abstract]

Segment Revenues and Operating Profits (Losses)

Segment revenues and operating profits (losses) for the three and six months ended September 30, 2024 and 2023 were as follows:

	Three Months Ended						Six Months Ended
	September 30, 2024			September 30, 2023			September 30, 2024			September 30, 2023
	(In thousands)
Revenues:
Communication services
Aviation services	$	261,987		$	224,049		$	519,142		$	375,161
Government satcom services		179,875			169,843			363,748			252,467
Maritime services		121,179			130,428			245,126			175,773
Fixed services and other services		184,853			246,442			386,489			461,134
Total services		747,894			770,762			1,514,505			1,264,535
Total products		78,491			75,795			138,667			142,282
Total communication services revenues		826,385			846,557			1,653,172			1,406,817
Defense and advanced technologies
Total services		50,420			52,924			104,530			102,570
Information security and cyber defense products		83,548			82,378			139,055			139,054
Space and mission systems products		78,782			92,306			152,088			164,693
Tactical networking products		80,034			42,445			151,444			79,829
Advanced technologies and other products		3,093			108,805			48,433			112,243
Total products		245,457			325,934			491,020			495,819
Total defense and advanced technologies revenues		295,877			378,858			595,550			598,389
Elimination of intersegment revenues		—			—			—			—
Total revenues	$	1,122,262		$	1,225,415		$	2,248,722		$	2,005,206
Operating profits (losses):
Communication services	$	(467	)	$	(831,186	)	$	41,472		$	(841,129	)
Defense and advanced technologies		41,813			107,893			125,824			104,131
Elimination of intersegment operating profits (losses)		—			—			—			—
Segment operating profit (loss) before corporate    and amortization of acquired intangible    assets		41,346			(723,293	)		167,296			(736,998	)
Corporate		—			—			—			—
Amortization of acquired intangible assets		(66,024	)		(81,374	)		(132,239	)		(109,185	)
Income (loss) from operations	$	(24,678	)	$	(804,667	)	$	35,057		$	(846,183	)

Segment Assets

Segment assets as of September 30, 2024 and March 31, 2024 were as follows:

	As of  September 30, 2024		As of  March 31, 2024
	(In thousands)
Segment assets:
Communication services	$	4,636,720	$	4,819,535
Defense and advanced technologies		440,605		341,450
Total segment assets		5,077,325		5,160,985
Corporate assets		12,677,659		11,168,379
Total assets	$	17,754,984	$	16,329,364

Other Acquired Intangible Assets, Net, Goodwill Included in Segment Assets and Depreciation and Amortization of Acquired Intangible Assets by Segment

Other acquired intangible assets, net and goodwill included in segment assets as of September 30, 2024 and March 31, 2024 were as follows:

	Other Acquired Intangible Assets, Net				Goodwill
	As of  September 30, 2024		As of  March 31, 2024		As of  September 30, 2024		As of  March 31, 2024
	(In thousands)
Communication services	$	2,410,852	$	2,544,315	$	1,583,374	$	1,581,937
Defense and advanced technologies		—		152		40,386		39,826
Total	$	2,410,852	$	2,544,467	$	1,623,760	$	1,621,763

Depreciation and amortization of intangible assets allocated to segments for the three and six months ended September 30, 2024 and 2023 was as follows:

	Three Months Ended				Six Months Ended
	September 30, 2024		September 30, 2023		September 30, 2024		September 30, 2023
	(In thousands)
Communication services	$	272,039	$	238,681	$	521,172	$	373,464
Defense and advanced technologies		16,603		13,710		32,459		25,695
Corporate (1)		66,024		81,374		132,239		109,185
Total depreciation and amortization of    intangible assets	$	354,666	$	333,765	$	685,870	$	508,344

(1)Corporate amounts include the amortization of acquired intangible assets as they are not considered part of management’s evaluation of segment performance.

Revenues by Geographic Area

Revenues by geographic area for the three and six months ended September 30, 2024 and 2023 were as follows:

	Three Months Ended		Six Months Ended
	September 30, 2024		September 30, 2024
	(In thousands)
U.S. customers	$	776,785	$	1,553,280
Non-U.S. customers (each country individually insignificant)		345,477		695,442
Total revenues	$	1,122,262	$	2,248,722
	Three Months Ended		Six Months Ended
	September 30, 2023		September 30, 2023
	(In thousands)
U.S. customers	$	877,421	$	1,470,583
Non-U.S. customers (each country individually insignificant)		347,994		534,623
Total revenues	$	1,225,415	$	2,005,206