Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ 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 expenses:
Selling, general and administrative	523,085	458,458	385,420
Independent research and development	130,434	123,044	168,347
Amortization of acquired intangible assets	7,611	9,655	12,231
Income (loss) from operations	38,421	(60,620)	(92,187)
Other income (expense):
Interest income	1,648	149	960
Interest expense	(38,641)	(50,010)	(4,026)
Loss on extinguishment of debt			(10,217)
Income (loss) before income taxes	1,428	(110,481)	(105,470)
Benefit from income taxes	7,915	41,014	35,217
Equity in income of unconsolidated affiliate, net	4,470	2,998	1,978
Net income (loss)	13,813	(66,469)	(68,275)
Less: net income (loss) attributable to noncontrolling interests, net of tax	14,025	1,154	(970)
Net loss attributable to Viasat, Inc.	$ (212)	$ (67,623)	$ (67,305)
Net loss per share attributable to Viasat, Inc. common stockholders:
Basic net loss per share attributable to Viasat, Inc. common stockholders	$ 0.00	$ (1.13)	$ (1.15)
Diluted net loss per share attributable to Viasat, Inc. common stockholders	$ 0.00	$ (1.13)	$ (1.15)
Shares used in computing basic net loss per share	61,632	59,942	58,438
Shares used in computing diluted net loss per share	61,632	59,942	58,438
Comprehensive income (loss):
Net income (loss)	$ 13,813	$ (66,469)	$ (68,275)
Other comprehensive income (loss), net of tax:
Unrealized gain (loss) on hedging, net of tax	235	(242)	67
Foreign currency translation adjustments, net of tax	(11,621)	(9,985)	15,785
Other comprehensive (loss) income, net of tax	(11,386)	(10,227)	15,852
Comprehensive income (loss)	2,427	(76,696)	(52,423)
Less: comprehensive income (loss) attributable to noncontrolling interests, net of tax	14,025	1,154	(970)
Comprehensive loss attributable to Viasat, Inc.	(11,598)	(77,850)	(51,453)
Product [Member]
Revenues:
Total revenues	1,172,541	1,092,691	755,547
Operating expenses:
Cost of revenues	845,757	834,472	553,677
Service [Member]
Revenues:
Total revenues	1,136,697	975,567	839,078
Operating expenses:
Cost of revenues	$ 763,930	$ 703,249	$ 567,137