Debt, Commitments And Contingencies (Schedule Of Maximum Leverage Ratio) (Details)	3 Months Ended
	Mar. 30, 2012
Prior To March 30, 2012 [Member]
Maximum leverage ratio	3.50
On And After March 30, 2012 And Prior To June 29, 2012 [Member]
Maximum leverage ratio	3.25
On And After June 29, 2012 [Member]
Maximum leverage ratio	3