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Composition of Certain Balance Sheet Captions - Composition of Certain Balance Sheet Captions (Detail) - USD ($) $ in Thousands | Sep. 30, 2022 | Mar. 31, 2022
--- | --- | ---
Accounts receivable, net: |  |
Accounts receivable, Billed | $ 251,098 | $ 233,948
Accounts receivable, Unbilled | 83,000 | 85,383
Allowance for doubtful accounts | (13,849) | (7,159)
Accounts receivable, net | 320,249 | 312,172
Inventories: |  |
Raw materials | 71,752 | 62,520
Work in process | 23,066 | 21,702
Finished goods | 149,466 | 113,642
Inventories | 244,284 | 197,864
Prepaid expenses and other current assets: |  |
Prepaid expenses | 96,075 | 102,433
Other | 52,047 | 38,953
Prepaid expenses and other current assets | 148,122 | 141,386
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 6,158,766 | 5,719,303
Less: accumulated depreciation and amortization | (2,156,024) | (2,014,312)
Property and equipment, net | 4,002,742 | 3,704,991
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 367,658 | 382,585
Less: accumulated amortization | (156,385) | (146,542)
Other acquired intangible assets, net | 211,273 | 236,043
Other assets: |  |
Deferred income taxes | 243,394 | 304,642
Capitalized software costs, net | 218,865 | 217,159
Patents, orbital slots and other licenses, net | 70,213 | 62,200
Other | 136,793 | 115,279
Other assets | 669,265 | 699,280
Accrued and other liabilities: |  |
Collections in excess of revenues and deferred revenues | 133,639 | 131,623
Accrued employee compensation | 73,911 | 108,456
Accrued vacation | 43,309 | 48,097
Warranty reserve, current portion | 2,627 | 2,804
Operating lease liabilities | $ 50,559 | $ 49,988
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accrued and other liabilities | Accrued and other liabilities
Other | $ 148,599 | $ 141,596
Accrued and other liabilities | 452,644 | 482,564
Other liabilities: |  |
Deferred revenues, long-term portion | 82,103 | 88,983
Warranty reserve, long-term portion | 2,366 | 2,548
Satellite performance incentive obligations, long-term portion | 16,713 | 18,651
Deferred income taxes, long-term | 13,909 | 16,869
Other | 26,651 | 26,105
Other liabilities | 141,742 | 153,156
Technology [Member] |  |
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 146,866 | 154,624
Contracts and Customer Relationships [Member] |  |
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 159,172 | 164,635
Satellite Co-Location Rights [Member] |  |
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 8,600 | 8,600
Trade Name [Member] |  |
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 31,999 | 32,463
Other [Member] |  |
Other acquired intangible assets, net: |  |
Other acquired intangible assets, gross | 21,021 | 22,263
Satellites [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 1,047,188 | 1,059,182
Satellites under Construction [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 2,042,569 | 1,808,474
Equipment and Software [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 1,765,905 | 1,676,736
CPE Leased Equipment [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, cost | 380,240 | 395,539
Satellite Ka-band Capacity Obtained under Finance Leases [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 176,348 | 173,480
Furniture and Fixtures [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 58,426 | 57,847
Leasehold Improvements [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 149,947 | 149,982
Buildings [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 12,368 | 12,440
Land [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | 3,766 | 3,944
Construction in Progress [Member] |  |
Property, equipment and satellites, net: |  |
Property, equipment and satellites, gross | $ 522,009 | $ 381,679

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