Financial Statements of Parent and Subsidiary Guarantors (Details) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2012	Mar. 30, 2012	Jul. 01, 2011	Apr. 01, 2011
Current assets:
Cash and cash equivalents	$ 129,892	$ 172,583	$ 26,113	$ 40,490
Accounts receivable, net	221,894	211,690
Inventories	137,837	127,646
Deferred income taxes	20,374	20,316
Prepaid expenses and other current assets	32,312	30,917
Total current assets	542,309	563,152
Satellites, net	573,017	585,731
Property and equipment, net	309,609	294,973
Other acquired intangible assets, net	58,815	63,041
Goodwill	83,171	83,461
Other assets	154,696	136,795
Total assets	1,721,617	1,727,153
Current liabilities:
Accounts payable	75,731	75,040
Accrued liabilities	148,264	159,762
Current portion of other long-term debt	1,255	1,240
Total current liabilities	225,250	236,042
Senior Notes, net	547,915	547,791
Other long-term debt	454	774
Other liabilities	54,634	50,353
Total liabilities	828,253	834,960
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	889,159	887,975
Noncontrolling interest in subsidiary	4,205	4,218
Total equity	893,364	892,193
Total liabilities and equity	1,721,617	1,727,153
Issuing Parent Company [Member]
Current assets:
Cash and cash equivalents	117,893	162,426	12,910	24,347
Accounts receivable, net	205,072	192,313
Inventories	111,223	106,151
Deferred income taxes	18,540	18,482
Prepaid expenses and other current assets	26,774	27,128
Current portion of intercompany receivables	34,261
Total current assets	513,763	506,500
Satellites, net	353,241	358,580
Property and equipment, net	180,817	178,611
Other acquired intangible assets, net	2,358	2,633
Goodwill	63,938	63,939
Investments in subsidiaries and intercompany receivables	416,879	437,631
Other assets	126,228	117,300
Total assets	1,657,224	1,665,194
Current liabilities:
Accounts payable	64,516	62,085
Accrued liabilities	115,973	128,327
Current portion of other long-term debt	131	129
Total current liabilities	180,620	190,541
Senior Notes, net	547,915	547,791
Other long-term debt	41	74
Intercompany payables	1,530	1,428
Other liabilities	37,959	37,385
Total liabilities	768,065	777,219
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	889,159	887,975
Total equity	889,159	887,975
Total liabilities and equity	1,657,224	1,665,194
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	1,896	439	3,555	7,600
Accounts receivable, net	10,949	12,411
Inventories	21,627	16,474
Deferred income taxes	1,526	1,526
Prepaid expenses and other current assets	4,895	2,923
Total current assets	40,893	33,773
Satellites, net	219,776	227,151
Property and equipment, net	122,784	110,137
Other acquired intangible assets, net	49,151	52,389
Goodwill	9,687	9,687
Investments in subsidiaries and intercompany receivables	2,696	2,501
Other assets	27,836	18,886
Total assets	472,823	454,524
Current liabilities:
Accounts payable	10,564	12,192
Accrued liabilities	28,936	27,477
Current portion of other long-term debt	1,124	1,111
Current portion of intercompany payables	34,261
Total current liabilities	74,885	40,780
Other long-term debt	413	700
Intercompany payables		4,462
Other liabilities	14,096	10,269
Total liabilities	89,394	56,211
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	383,429	398,313
Total equity	383,429	398,313
Total liabilities and equity	472,823	454,524
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	10,103	9,718	9,648	8,543
Accounts receivable, net	5,873	6,966
Inventories	4,987	5,021
Deferred income taxes	308	308
Prepaid expenses and other current assets	643	866
Total current assets	21,914	22,879
Property and equipment, net	6,008	6,225
Other acquired intangible assets, net	7,306	8,019
Goodwill	9,546	9,835
Investments in subsidiaries and intercompany receivables	1,521	1,428
Other assets	632	609
Total assets	46,927	48,995
Current liabilities:
Accounts payable	651	763
Accrued liabilities	3,355	3,958
Total current liabilities	4,006	4,721
Intercompany payables	9,606	9,429
Other liabilities	2,579	2,699
Total liabilities	16,191	16,849
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	30,736	32,146
Total equity	30,736	32,146
Total liabilities and equity	46,927	48,995
Consolidation and Elimination Adjustments [Member]
Current assets:
Current portion of intercompany receivables	(34,261)
Total current assets	(34,261)
Investments in subsidiaries and intercompany receivables	(421,096)	(441,560)
Total assets	(455,357)	(441,560)
Current liabilities:
Current portion of intercompany payables	(34,261)
Total current liabilities	(34,261)
Intercompany payables	(11,136)	(15,319)
Total liabilities	(45,397)	(15,319)
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	(414,165)	(430,459)
Noncontrolling interest in subsidiary	4,205	4,218
Total equity	(409,960)	(426,241)
Total liabilities and equity	$ (455,357)	$ (441,560)