Certain Relationships and Related-Party Transactions (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 30, 2012	Apr. 01, 2011	Apr. 02, 2010
Loral - Beam Sharing Agreement [Member]
Cash received and cash paid
Cash received	$ 4,298	$ 8,230	$ 2,609
Telesat Canada Beam Sharing Agreement [Member]
Cash received and cash paid
Cash received	9,159
Loral - ordinary course of business [Member]
Cash received and cash paid
Cash received	1,194	3,876
Loral - satellite construction contract [Member]
Cash received and cash paid
Cash paid	4,174	25,020	62,883
Telesat Canada-ordinary course of business [Member]
Cash received and cash paid
Cash received	2,930	1,239	1,922
Cash paid	$ 7,606	$ 7,178	$ 2,126