Composition of Certain Balance Sheet Captions (Tables)

6 Months Ended

Sep. 30, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Composition of Certain Balance Sheet Captions

	As of September 30, 2017			As of March 31, 2017
	(In thousands)
Accounts receivable, net:
Billed	$	157,903		$	145,626
Unbilled		96,528			119,565
Allowance for doubtful accounts		(2,552	)		(1,470	)
	$	251,879		$	263,721
Inventories:
Raw materials	$	59,008		$	56,096
Work in process		42,216			25,820
Finished goods		80,175			81,285
	$	181,399		$	163,201
Prepaid expenses and other current assets:
Prepaid expenses	$	61,841		$	51,856
Other		10,548			5,980
	$	72,389		$	57,836
Satellites, net:
Satellites (estimated useful life of 10-17 years)	$	551,201		$	559,380
Capital lease of satellite capacity — Anik F2 (estimated useful life of 10 years)		99,090			99,090
Satellites under construction		858,246			776,354
		1,508,537			1,434,824
Less: accumulated depreciation and amortization		(345,686	)		(326,554	)
	$	1,162,851		$	1,108,270
Property and equipment, net:
Equipment and software (estimated useful life of 2-7 years)	$	741,635		$	679,008
CPE leased equipment (estimated useful life of 4-5 years)		260,219			271,917
Furniture and fixtures (estimated useful life of 7 years)		32,430			30,539
Leasehold improvements (estimated useful life of 2-17 years)		89,456			80,727
Building (estimated useful life of 24 years)		8,923			8,923
Land		14,573			14,573
Construction in progress		140,667			116,902
		1,287,903			1,202,589
Less: accumulated depreciation		(710,386	)		(661,981	)
	$	577,517		$	540,608
Other acquired intangible assets, net:
Technology (weighted average useful life of 6 years)	$	89,580		$	87,592
Contracts and customer relationships (weighted average useful life of 7 years)		103,540			103,034
Satellite co-location rights (weighted average useful life of 9 years)		8,600			8,600
Trade name (weighted average useful life of 3 years)		5,940			5,940
Other (weighted average useful life of 6 years)		10,065			9,925
		217,725			215,091
Less: accumulated amortization		(180,929	)		(173,414	)
	$	36,796		$	41,677
Other assets:
Investment in unconsolidated affiliate	$	153,973		$	141,894
Deferred income taxes		209,477			134,764
Capitalized software costs, net		225,163			203,686
Patents, orbital slots and other licenses, net		16,300			16,500
Other		37,177			32,522
	$	642,090		$	529,366
Accrued liabilities:
Collections in excess of revenues and deferred revenues	$	86,293		$	76,682
Accrued employee compensation		25,774			41,691
Accrued vacation		34,311			33,214
Warranty reserve, current portion		6,514			7,796
Other		54,108			65,576
	$	207,000		$	224,959
Other liabilities:
Deferred revenue, long-term portion	$	71,666		$	4,617
Deferred rent, long-term portion		12,219			10,743
Warranty reserve, long-term portion		2,145			3,262
Satellite performance incentives obligation, long-term portion		18,700			19,164
Deferred income taxes, long-term		566			1,936
Other		7,683			3,000
	$	112,979		$	42,722