Financial Statements of Parent and Subsidiary Guarantors (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2012	Apr. 01, 2011	Apr. 02, 2010	Apr. 03, 2009
Current assets:
Cash and cash equivalents	$ 172,583	$ 40,490	$ 89,631	$ 63,491
Accounts receivable, net	211,690	191,889
Inventories	127,646	98,555
Deferred income taxes	20,316	18,805
Prepaid expenses and other current assets	30,917	21,141
Total current assets	563,152	370,880
Satellites, net	585,731	533,000
Property and equipment, net	294,973	233,139
Other acquired intangible assets, net	63,041	81,889
Goodwill	83,461	83,532
Other assets	136,795	103,308
Total assets	1,727,153	1,405,748
Current liabilities:
Accounts payable	75,040	71,712
Accrued liabilities	159,762	130,583
Current portion of other long-term debt	1,240	1,128
Total current liabilities	236,042	203,423
Senior Notes, net	547,791	272,296
Other long-term debt	774	61,946
Other liabilities	50,353	23,842
Total liabilities	834,960	561,507
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	887,975	840,125
Noncontrolling interest in subsidiary	4,218	4,116
Total equity	892,193	844,241	756,750	462,790
Total liabilities and equity	1,727,153	1,405,748
Issuing Parent Company [Member]
Current assets:
Cash and cash equivalents	162,426	24,347	66,258	57,830
Accounts receivable, net	192,313	171,183
Inventories	106,151	88,542
Deferred income taxes	18,482	16,428
Prepaid expenses and other current assets	27,128	15,236
Total current assets	506,500	315,736
Satellites, net	358,580	276,418
Property and equipment, net	178,611	122,945
Other acquired intangible assets, net	2,633	6,201
Goodwill	63,939	63,939
Investments in subsidiaries and intercompany receivables	437,631	490,288
Other assets	117,300	89,834
Total assets	1,665,194	1,365,361
Current liabilities:
Accounts payable	62,085	62,465
Accrued liabilities	128,327	100,749
Current portion of other long-term debt	129	116
Total current liabilities	190,541	163,330
Senior Notes, net	547,791	272,296
Other long-term debt	74	60,203
Intercompany payables	1,428	14,606
Other liabilities	37,385	16,464
Total liabilities	777,219	526,899
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	887,975	838,462
Total equity	887,975	838,462
Total liabilities and equity	1,665,194	1,365,361
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	439	7,600	16,216
Accounts receivable, net	12,411	10,644
Inventories	16,474	7,484
Deferred income taxes	1,526	1,723
Prepaid expenses and other current assets	2,923	4,745
Total current assets	33,773	32,196
Satellites, net	227,151	256,582
Property and equipment, net	110,137	103,410
Other acquired intangible assets, net	52,389	65,341
Goodwill	9,687	9,686
Investments in subsidiaries and intercompany receivables	2,501	2,246
Other assets	18,886	12,922
Total assets	454,524	482,383
Current liabilities:
Accounts payable	12,192	8,164
Accrued liabilities	27,477	25,691
Current portion of other long-term debt	1,111	1,012
Total current liabilities	40,780	34,867
Other long-term debt	700	1,743
Intercompany payables	4,462
Other liabilities	10,269	4,321
Total liabilities	56,211	40,931
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	398,313	441,452
Total equity	398,313	441,452
Total liabilities and equity	454,524	482,383
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	9,718	8,543	7,157	5,661
Accounts receivable, net	6,966	10,062
Inventories	5,021	2,932
Deferred income taxes	308	162
Prepaid expenses and other current assets	866	1,160
Total current assets	22,879	22,859
Property and equipment, net	6,225	7,785
Other acquired intangible assets, net	8,019	10,347
Goodwill	9,835	9,907
Investments in subsidiaries and intercompany receivables	1,428	404
Other assets	609	552
Total assets	48,995	51,854
Current liabilities:
Accounts payable	763	1,083
Accrued liabilities	3,958	4,143
Total current liabilities	4,721	5,226
Intercompany payables	9,429	11,945
Other liabilities	2,699	3,057
Total liabilities	16,849	20,228
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	32,146	31,626
Total equity	32,146	31,626
Total liabilities and equity	48,995	51,854
Consolidation and Elimination Adjustments [Member]
Current assets:
Inventories		(403)
Deferred income taxes		492
Total current assets		89
Property and equipment, net		(1,001)
Investments in subsidiaries and intercompany receivables	(441,560)	(492,938)
Total assets	(441,560)	(493,850)
Current liabilities:
Intercompany payables	(15,319)	(26,551)
Total liabilities	(15,319)	(26,551)
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	(430,459)	(471,415)
Noncontrolling interest in subsidiary	4,218	4,116
Total equity	(426,241)	(467,299)
Total liabilities and equity	$ (441,560)	$ (493,850)