Derivative Financial Instruments (Narrative) (Details)	Mar. 30, 2012 USD ($)	Mar. 30, 2012 EUR (€)	Mar. 30, 2012 Derivatives Not Designated As Hedging Instruments [Member]	Mar. 30, 2012 Settled Contracts [Member] USD ($)	Mar. 30, 2012 Unsettled Contracts [Member] USD ($)
Derivatives, Fair Value [Line Items]
Number of currencies that foreign currency forward contract, non-designated as hedges, are held in as of the balance sheet date			12
Gross notional equivalent non-designated foreign currency forward contracts	$ 167,700,000
Net unrealized gain on net investment hedges in Accumulated other comprehensive income	14,500,000			14,200,000	300,000
Notional value of net investment hedges		€ 100,000,000