Legal Matters (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Dec. 28, 2013
Legal Matters [Abstract]
Patent infringement settlements, net	$ (695)us-gaap_LitigationSettlementAmount

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

No definition available.

Name:	us-gaap_LitigationSettlementAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration