Financial Statements of Parent and Subsidiary Guarantors (Details) (USD $) In Thousands	Jul. 01, 2011	Apr. 01, 2011	Jul. 02, 2010	Apr. 02, 2010
Current assets:
Cash and cash equivalents	$ 26,113	$ 40,490	$ 57,331	$ 89,631
Accounts receivable, net	177,066	191,889
Inventories	124,439	98,555
Deferred income taxes	18,805	18,805
Prepaid expenses and other current assets	24,066	21,141
Total current assets	370,489	370,880
Satellites, net	533,197	533,000
Property and equipment, net	243,223	233,139
Other acquired intangible assets, net	77,088	81,889
Goodwill	83,702	83,532
Investments in subsidiaries and intercompany receivables	0	0
Other assets	106,546	103,308
Total assets	1,414,245	1,405,748
Current liabilities:
Accounts payable	64,545	71,712
Accrued liabilities	115,124	130,583
Less: current portion of other long-term debt	1,366	1,128
Total current liabilities	181,035	203,423
Senior Notes due 2016, net	272,420	272,296
Other long-term debt	76,710	61,946
Intercompany payables	0	0
Other liabilities	24,546	23,842
Total liabilities	554,711	561,507
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	855,583	840,125
Noncontrolling interest in subsidiary	3,951	4,116
Total equity	859,534	844,241
Total liabilities and equity	1,414,245	1,405,748
Parent Company [Member]
Current assets:
Cash and cash equivalents	12,910	24,347	42,306	66,258
Accounts receivable, net	158,763	171,183
Inventories	107,911	88,542
Deferred income taxes	16,428	16,428
Prepaid expenses and other current assets	16,208	15,236
Total current assets	312,220	315,736
Satellites, net	283,923	276,418
Property and equipment, net	140,552	122,945
Other acquired intangible assets, net	5,230	6,201
Goodwill	63,939	63,939
Investments in subsidiaries and intercompany receivables	480,692	490,288
Other assets	93,078	89,834
Total assets	1,379,634	1,365,361
Current liabilities:
Accounts payable	58,481	62,465
Accrued liabilities	89,169	100,749
Less: current portion of other long-term debt	125	116
Total current liabilities	147,775	163,330
Senior Notes due 2016, net	272,420	272,296
Other long-term debt	75,172	60,203
Intercompany payables	11,191	14,606
Other liabilities	16,932	16,464
Total liabilities	523,490	526,899
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	856,144	838,462
Noncontrolling interest in subsidiary	0	0
Total equity	856,144	838,462
Total liabilities and equity	1,379,634	1,365,361
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	3,555	7,600	7,480	16,216
Accounts receivable, net	11,752	10,644
Inventories	8,955	7,484
Deferred income taxes	1,723	1,723
Prepaid expenses and other current assets	6,240	4,745
Total current assets	32,225	32,196
Satellites, net	249,274	256,582
Property and equipment, net	97,110	103,410
Other acquired intangible assets, net	62,103	65,341
Goodwill	9,687	9,686
Investments in subsidiaries and intercompany receivables	2,869	2,246
Other assets	12,885	12,922
Total assets	466,153	482,383
Current liabilities:
Accounts payable	5,329	8,164
Accrued liabilities	22,644	25,691
Less: current portion of other long-term debt	1,241	1,012
Total current liabilities	29,214	34,867
Senior Notes due 2016, net	0	0
Other long-term debt	1,538	1,743
Intercompany payables	0	0
Other liabilities	4,691	4,321
Total liabilities	35,443	40,931
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	430,710	441,452
Noncontrolling interest in subsidiary	0	0
Total equity	430,710	441,452
Total liabilities and equity	466,153	482,383
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	9,648	8,543	7,545	7,157
Accounts receivable, net	6,551	10,062
Inventories	8,588	2,932
Deferred income taxes	162	162
Prepaid expenses and other current assets	1,618	1,160
Total current assets	26,567	22,859
Satellites, net	0	0
Property and equipment, net	5,604	7,785
Other acquired intangible assets, net	9,755	10,347
Goodwill	10,076	9,907
Investments in subsidiaries and intercompany receivables	563	404
Other assets	583	552
Total assets	53,148	51,854
Current liabilities:
Accounts payable	735	1,083
Accrued liabilities	3,311	4,143
Less: current portion of other long-term debt	0	0
Total current liabilities	4,046	5,226
Senior Notes due 2016, net	0	0
Other long-term debt	0	0
Intercompany payables	16,029	11,945
Other liabilities	2,923	3,057
Total liabilities	22,998	20,228
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	30,150	31,626
Noncontrolling interest in subsidiary	0	0
Total equity	30,150	31,626
Total liabilities and equity	53,148	51,854
Consolidation Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Inventories	(1,015)	(403)
Deferred income taxes	492	492
Prepaid expenses and other current assets	0	0
Total current assets	(523)	89
Satellites, net	0	0
Property and equipment, net	(43)	(1,001)
Other acquired intangible assets, net	0	0
Goodwill	0	0
Investments in subsidiaries and intercompany receivables	(484,124)	(492,938)
Other assets	0	0
Total assets	(484,690)	(493,850)
Current liabilities:
Accounts payable	0	0
Accrued liabilities	0	0
Less: current portion of other long-term debt	0	0
Total current liabilities	0	0
Senior Notes due 2016, net	0	0
Other long-term debt	0	0
Intercompany payables	(27,220)	(26,551)
Other liabilities	0	0
Total liabilities	(27,220)	(26,551)
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	(461,421)	(471,415)
Noncontrolling interest in subsidiary	3,951	4,116
Total equity	(457,470)	(467,299)
Total liabilities and equity	$ (484,690)	$ (493,850)