Derivatives (Derivatives Designated As Hedging Instruments) (Details) (Designated as Hedging Instrument [Member], USD $) In Millions	6 Months Ended		12 Months Ended
	Jun. 26, 2011	Jun. 27, 2010	Dec. 26, 2010
Notional Amount	$ 159.9		$ 164.2
Fair Value	2.3		2.4
Amount of Gain (Loss) Recognized In AOCI	2.3		2.4
Amount of Gain (Loss) Recognized In Income	0.4	0.9
Amount of Gain (Loss) Reclassified from AOCI	0.4	0.9
Derivatives for Forecasted Revenues [Member] | Current Assets [Member]
Notional Amount			41.9
Fair Value			0.8
Amount of Gain (Loss) Recognized In AOCI			0.8
Derivatives for Forecasted Revenues [Member] | Current Liabilities [Member]
Notional Amount	56.8		12.0
Fair Value	(1.1)		(0.2)
Amount of Gain (Loss) Recognized In AOCI	(1.1)		(0.2)
Derivatives for Forecasted Expenses [Member] | Current Assets [Member]
Notional Amount	92.9		110.3
Fair Value	3.4		1.8
Amount of Gain (Loss) Recognized In AOCI	3.4		1.8
Derivatives for Forecasted Expenses [Member] | Current Liabilities [Member]
Notional Amount	10.2
Fair Value	0
Amount of Gain (Loss) Recognized In AOCI	0
Foreign Currency Contracts [Member] | Revenue [Member]
Amount of Gain (Loss) Recognized In Income	(2.4)	0.7
Amount of Gain (Loss) Reclassified from AOCI	(2.4)	0.7
Foreign Currency Contracts [Member] | Expenses [Member]
Amount of Gain (Loss) Recognized In Income	2.8	2.0
Amount of Gain (Loss) Reclassified from AOCI	2.8	2.0
Interest Rate Contract [Member] | Interest Expense [Member]
Amount of Gain (Loss) Recognized In Income		(1.8)
Amount of Gain (Loss) Reclassified from AOCI		$ (1.8)