Business and Basis of Presentation (Details)	3 Months Ended
	Jun. 29, 2013 continent technical_expert country office client
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of technical experts	3,000
Number of offices	200
Number of clients	175,000
Number of countries in which entity operates	150
Number of continents in which entity operates	5
Number of weeks in a fiscal quarter	P13W