Restructuring Charges	9 Months Ended
Restructuring Charges	Dec. 29, 2012
Restructuring Charges [Abstract]
Restructuring and Related Activities Disclosure [Text Block]	Restructuring Charges During the second quarter of fiscal 2012, the Company implemented restructuring measures designed to consolidate its research and development activities in the U.S. and to reduce its global workforce by 46 net positions, or less than 2%. The Company completed this restructuring plan and recorded total restructuring charges of $3.4 million in the second quarter of fiscal 2012, which was predominantly related to severance costs and benefits expenses.

The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled.

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