Composition of Certain Balance Sheet Captions - Composition of Certain Balance Sheet Captions (Parenthetical) (Detail)	12 Months Ended
	Apr. 04, 2014
Property Plant and Equipment - Satellites [Member] | Satellite - WildBlue-1 [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	10 years
Property Plant and Equipment - Satellites [Member] | Capital lease of satellite capacity - Anik F2 [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	10 years
Property Plant and Equipment - Satellites [Member] | Satellite - ViaSat-1 [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	17 years
Property Plant and Equipment - Excluding Satellites [Member] | Furniture and fixtures [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	7 years
Property Plant and Equipment - Excluding Satellites [Member] | Building [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	24 years
Minimum [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	2 years
Minimum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | Equipment and software [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	2 years
Minimum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | CPE leased equipment [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	4 years
Minimum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | Leasehold improvements [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	2 years
Maximum [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	24 years
Maximum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | Equipment and software [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	7 years
Maximum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | CPE leased equipment [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	5 years
Maximum [Member] | Property Plant and Equipment - Excluding Satellites [Member] | Leasehold improvements [Member]
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items]
Property, equipment and satellites, estimated useful life (years)	17 years