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v3.20.1

Segment Information - Segment Revenues and Operating Profits (Losses) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2018
Revenues: |  |  |
Total revenues | $ 2,309,238 | $ 2,068,258 | $ 1,594,625
Operating profits (losses): |  |  |
Income (loss) from operations | 38,421 | (60,620) | (92,187)
Amortization of acquired intangible assets | (7,611) | (9,655) | (12,231)
Product [Member] |  |  |
Revenues: |  |  |
Total revenues | 1,172,541 | 1,092,691 | 755,547
Service [Member] |  |  |
Revenues: |  |  |
Total revenues | 1,136,697 | 975,567 | 839,078
Operating Segments [Member] |  |  |
Operating profits (losses): |  |  |
Income (loss) from operations | 46,032 | (50,965) | (79,956)
Operating Segments [Member] | Satellite Services [Member] |  |  |
Revenues: |  |  |
Total revenues | 826,583 | 684,205 | 589,287
Operating profits (losses): |  |  |
Income (loss) from operations | 7,015 | (64,321) | 12,018
Amortization of acquired intangible assets | (2,897) | (4,857) | (7,622)
Operating Segments [Member] | Satellite Services [Member] | Product [Member] |  |  |
Revenues: |  |  |
Total revenues |  |  | 664
Operating Segments [Member] | Satellite Services [Member] | Service [Member] |  |  |
Revenues: |  |  |
Total revenues | 826,583 | 684,205 | 588,623
Operating Segments [Member] | Commercial Networks [Member] |  |  |
Revenues: |  |  |
Total revenues | 344,557 | 428,404 | 233,221
Operating profits (losses): |  |  |
Income (loss) from operations | (186,877) | (166,613) | (229,105)
Amortization of acquired intangible assets | (1,539) | (1,542) | (1,563)
Operating Segments [Member] | Commercial Networks [Member] | Product [Member] |  |  |
Revenues: |  |  |
Total revenues | 289,959 | 383,547 | 198,034
Operating Segments [Member] | Commercial Networks [Member] | Service [Member] |  |  |
Revenues: |  |  |
Total revenues | 54,598 | 44,857 | 35,187
Operating Segments [Member] | Government Systems [Member] |  |  |
Revenues: |  |  |
Total revenues | 1,138,098 | 955,649 | 772,117
Operating profits (losses): |  |  |
Income (loss) from operations | 225,894 | 179,969 | 137,131
Amortization of acquired intangible assets | (3,175) | (3,256) | (3,046)
Operating Segments [Member] | Government Systems [Member] | Product [Member] |  |  |
Revenues: |  |  |
Total revenues | 882,582 | 709,144 | 556,849
Operating Segments [Member] | Government Systems [Member] | Service [Member] |  |  |
Revenues: |  |  |
Total revenues | 255,516 | 246,505 | 215,268
Material Reconciling Items [Member] |  |  |
Operating profits (losses): |  |  |
Amortization of acquired intangible assets | $ (7,611) | $ (9,655) | $ (12,231)

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