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Commitments and Contingencies (Insurance and Legal) (Details) (USD $)	Dec. 30, 2011
Insurance
Non-catastrophic property deductible	$ 25,000,000
Casualty and catastrophic property deductible	50,000,000
Pending or Threatened Litigation [Member]
Loss Contingency, Estimate [Abstract]
Minimum range of possible loss for legal proceedings	2,000,000
Maximum range of possible loss for legal proceedings	$ 65,000,000

The estimated maximum amount of possible loss from the contingency.

The estimated minimum amount of possible loss from the contingency.