Debt (Details) (USD $) In Millions, unless otherwise specified		1 Months Ended
	Jul. 03, 2011	Mar. 31, 2011 Credit Agreement	Jul. 03, 2011 Credit Agreement	Jul. 03, 2011 Revolving credit facility	Mar. 28, 2011 Revolving credit facility	Jul. 03, 2011 Standby letters of credit	Mar. 28, 2011 Standby letters of credit	Jul. 03, 2011 Multicurrency borrowings and letters of credit	Mar. 28, 2011 Multicurrency borrowings and letters of credit	Jul. 03, 2011 Base rate	Jul. 03, 2011 U.S. federal funds rate	Jul. 03, 2011 Eurocurrency rate
Credit Agreement
Maximum borrowing capacity					$ 460		$ 200		$ 100
Available under facility			320
Number of years of revolving credit facility (in years)				5
Optional increased limit		140
Borrowings outstanding			$ 111.5			$ 28.5		$ 11.5
Weighted-average interest rate			1.92%
Basis spread on Interest on borrowings (as a percent)											0.50%	1.00%
Margin percentage added, low end of range (as a percent)										0.50%		1.50%
Margin percentage added, high end of range (as a percent)										1.50%		2.50%
Leverage Ratios
Maximum consolidated leverage ratio	2.5
Minimum consolidated fixed charge coverage ratio	1.25
Consolidated leverage ratio	1.04
Consolidated fixed charge coverage ratio	2.02