Composition of Certain Balance Sheet Captions (Tables)

3 Months Ended

Jun. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Composition of Certain Balance Sheet Captions

	As of  June 30, 2025			As of  March 31, 2025
	(In thousands)
Accounts receivable, net:
Billed	$	527,033		$	539,522
Unbilled		180,411			180,871
Allowance for doubtful accounts		(21,259	)		(20,841	)
	$	686,185		$	699,552
Inventories:
Raw materials	$	95,978		$	96,893
Work in process		21,997			19,761
Finished goods		166,241			177,289
	$	284,216		$	293,943
Prepaid expenses and other current assets:
Prepaid expenses	$	174,435		$	176,694
Other		133,477			105,649
	$	307,912		$	282,343
Property, equipment and satellites, net:
Equipment and software (estimated useful life of 3-7 years)	$	3,941,901		$	3,837,083
CPE leased equipment (estimated useful life of 4-7 years)		524,974			525,972
Furniture and fixtures (estimated useful life of 7 years)		58,112			58,153
Leasehold improvements (estimated useful life of 2-20 years)		315,333			313,249
Buildings (estimated useful life of 12-38 years)		15,388			15,388
Land		19,661			19,661
Construction in progress		732,318			722,194
Satellites (estimated useful life of 7-17 years)		3,412,660			3,405,067
Satellite Ka-band capacity obtained under finance leases (estimated useful life of 7-15 years)		338,201			338,201
Satellites under construction		2,269,050			2,205,305
		11,627,598			11,440,273
Less: accumulated depreciation and amortization		(4,288,128	)		(4,034,609	)
	$	7,339,470		$	7,405,664
Acquired intangible assets, net:
Contracts and customer relationships (weighted average useful life of 11 years)	$	1,433,043		$	1,432,562
Orbital slots and spectrum assets (weighted average useful life of 12 years)		1,088,600			1,088,600
Technology (weighted average useful life of 7 years)		224,571			247,921
Trade names (weighted average useful life of 8 years)		114,587			116,949
Other (weighted average useful life of 9 years)		18,614			18,017
		2,879,415			2,904,049
Less: accumulated amortization		(687,641	)		(633,272	)
	$	2,191,774		$	2,270,777
Other assets:
Deferred income taxes	$	148,766		$	160,452
Capitalized software costs, net		264,813			264,492
Patents, orbital slots and other licenses, net		126,206			119,193
Other		313,272			301,641
	$	853,057		$	845,778
Accrued and other liabilities:
Collections in excess of revenues and deferred revenues	$	298,876		$	294,034
Accrued employee compensation		88,257			185,556
Accrued vacation		48,323			46,651
Operating lease liabilities		67,297			65,310
Interest payable		79,045			52,183
Other		285,518			264,795
	$	867,316		$	908,529
Other liabilities:
Deferred revenues, long-term portion	$	779,444		$	786,710
Deferred income taxes		1,068,545			1,069,717
Other		318,459			324,726
	$	2,166,448		$	2,181,153