Guarantees and Other Commitments and Contingencies Beverage Agreements (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jan. 02, 2011
Beverage Purchases [Member]
Guarantor Obligations [Line Items]
Purchase Obligation, Purchase During Period	$ 20,545	$ 20,464	$ 21,273
New Beverage Contract Purchases [Member]
Guarantor Obligations [Line Items]
Recorded Unconditional Purchase Obligation Due in Next Twelve Months	21,000
Purchase Obligation, Due in Second Year	21,000
Purchase Obligation, Due in Third Year	21,000
Purchase Obligation, Due in Fourth Year	21,000
Purchase Obligation, Due in Fifth Year	21,000
Purchase Obligation	170,000
Accounts Payable [Member] | Beverage Purchases [Member]
Guarantor Obligations [Line Items]
Amount Due from (to) Vendor for Difference between Estimated Annual Usage and Contractual Terms	$ 1,517