Financial Statements of Parent and Subsidiary Guarantors (Details) (USD $) In Thousands	Sep. 30, 2011	Apr. 01, 2011	Oct. 01, 2010	Apr. 02, 2010
Current assets:
Cash and cash equivalents	$ 36,007	$ 40,490	$ 53,781	$ 89,631
Accounts receivable, net	198,488	191,889
Inventories	122,343	98,555
Deferred income taxes	18,313	18,805
Prepaid expenses and other current assets	44,568	21,141
Total current assets	419,719	370,880
Satellites, net	570,953	533,000
Property and equipment, net	263,947	233,139
Other acquired intangible assets, net	72,079	81,889
Goodwill	83,345	83,532
Investments in subsidiaries and intercompany receivables	0	0
Other assets	115,524	103,308
Total assets	1,525,567	1,405,748
Current liabilities:
Accounts payable	65,894	71,712
Accrued liabilities	117,309	130,583
Current portion of other long-term debt	1,212	1,128
Total current liabilities	184,415	203,423
Senior Notes due 2016, net	272,544	272,296
Other long-term debt	171,401	61,946
Intercompany payables	0	0
Other liabilities	24,422	23,842
Total liabilities	652,782	561,507
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	868,640	840,125
Noncontrolling interest in subsidiary	4,145	4,116
Total equity	872,785	844,241
Total liabilities and equity	1,525,567	1,405,748
Issuing Parent Company [Member]
Current assets:
Cash and cash equivalents	24,045	24,347	36,778	66,258
Accounts receivable, net	180,620	171,183
Inventories	109,048	88,542
Deferred income taxes	16,428	16,428
Prepaid expenses and other current assets	36,690	15,236
Total current assets	366,831	315,736
Satellites, net	329,053	276,418
Property and equipment, net	161,748	122,945
Other acquired intangible assets, net	4,261	6,201
Goodwill	63,939	63,939
Investments in subsidiaries and intercompany receivables	461,933	490,288
Other assets	98,502	89,834
Total assets	1,486,267	1,365,361
Current liabilities:
Accounts payable	58,276	62,465
Accrued liabilities	90,502	100,749
Current portion of other long-term debt	126	116
Total current liabilities	148,904	163,330
Senior Notes due 2016, net	272,544	272,296
Other long-term debt	170,139	60,203
Intercompany payables	9,929	14,606
Other liabilities	16,111	16,464
Total liabilities	617,627	526,899
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	868,640	838,462
Noncontrolling interest in subsidiary	0	0
Total equity	868,640	838,462
Total liabilities and equity	1,486,267	1,365,361
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	1,361	7,600	7,953	16,216
Accounts receivable, net	10,907	10,644
Inventories	9,467	7,484
Deferred income taxes	1,723	1,723
Prepaid expenses and other current assets	7,241	4,745
Total current assets	30,699	32,196
Satellites, net	241,900	256,582
Property and equipment, net	96,466	103,410
Other acquired intangible assets, net	58,865	65,341
Goodwill	9,687	9,686
Investments in subsidiaries and intercompany receivables	4,259	2,246
Other assets	16,443	12,922
Total assets	458,319	482,383
Current liabilities:
Accounts payable	6,729	8,164
Accrued liabilities	23,349	25,691
Current portion of other long-term debt	1,086	1,012
Total current liabilities	31,164	34,867
Senior Notes due 2016, net	0	0
Other long-term debt	1,262	1,743
Intercompany payables	0	0
Other liabilities	5,414	4,321
Total liabilities	37,840	40,931
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	420,479	441,452
Noncontrolling interest in subsidiary	0	0
Total equity	420,479	441,452
Total liabilities and equity	458,319	482,383
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	10,601	8,543	9,050	7,157
Accounts receivable, net	6,961	10,062
Inventories	3,828	2,932
Deferred income taxes	162	162
Prepaid expenses and other current assets	637	1,160
Total current assets	22,189	22,859
Satellites, net	0	0
Property and equipment, net	5,733	7,785
Other acquired intangible assets, net	8,953	10,347
Goodwill	9,719	9,907
Investments in subsidiaries and intercompany receivables	788	404
Other assets	579	552
Total assets	47,961	51,854
Current liabilities:
Accounts payable	889	1,083
Accrued liabilities	3,458	4,143
Current portion of other long-term debt	0	0
Total current liabilities	4,347	5,226
Senior Notes due 2016, net	0	0
Other long-term debt	0	0
Intercompany payables	11,662	11,945
Other liabilities	2,897	3,057
Total liabilities	18,906	20,228
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	29,055	31,626
Noncontrolling interest in subsidiary	0	0
Total equity	29,055	31,626
Total liabilities and equity	47,961	51,854
Consolidation and Elimination Adjustments [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Inventories	0	(403)
Deferred income taxes	0	492
Prepaid expenses and other current assets	0	0
Total current assets	0	89
Satellites, net	0	0
Property and equipment, net	0	(1,001)
Other acquired intangible assets, net	0	0
Goodwill	0	0
Investments in subsidiaries and intercompany receivables	(466,980)	(492,938)
Other assets	0	0
Total assets	(466,980)	(493,850)
Current liabilities:
Accounts payable	0	0
Accrued liabilities	0	0
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	(21,591)	(26,551)
Other liabilities	0	0
Total liabilities	(21,591)	(26,551)
ViaSat, Inc. stockholders' equity
Total ViaSat, Inc. stockholders' equity	(449,534)	(471,415)
Noncontrolling interest in subsidiary	4,145	4,116
Total equity	(445,389)	(467,299)
Total liabilities and equity	$ (466,980)	$ (493,850)