Commitments And Contingencies (Narrative) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 29, 2012	Mar. 19, 2012 employees	Jan. 19, 2012 employees	Dec. 31, 2011	Dec. 27, 2011 employees
Line of Credit Facility, Current Borrowing Capacity	$ 40.0
Receivables from subsidiaries	0.1
Credit commitment outstanding	0.2
Outstanding guarantees and letters of credit	5.9
Guarantees related to capital lease obligations	97.9
Long-term Debt	1,070.3			1,207.0
Expected operating leases cash payments and expenses total	136.1
Loss Contingency, Estimate of Possible Loss	20.0
Number Of Former Employees Filed Complaints					112
Number Of Additional Former Employees Filed Complaints		46	3
Loss Contingency, Damages Sought, Value	25.4
SANYO Electric [Member]
Long-term Debt	$ 320.9