v2.4.0.6
Document and Entity Information
3 Months Ended
Jul. 01, 2011
Jul. 29, 2011
Document and Entity Information [Abstract]    
Entity Registrant Name VIASAT INC  
Entity Central Index Key 0000797721  
Document Type 10-Q  
Document Period End Date Jul. 01, 2011  
Amendment Flag false  
Document Fiscal Year Focus 2012  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --03-30  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   42,128,864