Acquisitions (Details Textual) (USD $)	12 Months Ended				12 Months Ended
	Apr. 01, 2011	Apr. 02, 2010	Apr. 01, 2011 Stonewood acquisition [Member]	Jul. 08, 2010 Stonewood acquisition [Member]	Apr. 01, 2011 Wild Blue Acquisition [Member]	Apr. 02, 2010 Wild Blue Acquisition [Member]	Dec. 15, 2009 Wild Blue Acquisition [Member]
Acquisition (Textual) [Abstract]
Purchase price of outstanding shares				$ 18,800,000			$ 574,600,000
Shares issued in connection with acquisition of business, net of issuance costs	4,630,000	131,638,000	4,600,000			131,900,000
Shares issued in connection with acquisition of business, net of issuance costs, shares			144,962			4,286,250
Cash consideration as part of purchase price to acquire				14,200,000			442,700,000
Cash acquired			700,000			64,700,000
Payments related to acquisition of businesses, net of cash acquired	13,456,000	377,987,000	13,500,000			378,000,000
Total merger-related transaction costs incurred by the Company			900,000			8,700,000
Adjustment to the preliminary purchase price allocation			500,000		400,000
Revenue related to WildBlue business						63,400,000
Net income related to WildBlue business						$ 400,000
Option period						Under the terms of the co-location right agreement, the Company has certain option periods that begin in approximately 10 years based upon the life of Anik F2 Ka-Band Payload