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Property and Equipment	9 Months Ended
Property and Equipment	Sep. 29, 2018
Property, Plant and Equipment [Abstract]
Property and Equipment	PROPERTY AND EQUIPMENT Property and equipment are stated at cost. Depreciation of property and equipment is calculated using the straight-line method over the estimated useful lives of the assets, which range from three to 40 years. Property and equipment under capital leases and leasehold improvements are amortized on a straight-line basis over the shorter of the remaining terms of the related lease or the estimated useful lives of the assets. At September 29, 2018 and December 30, 2017, property and equipment-net included accumulated depreciation of $2,072 million and $1,926 million, respectively. Depreciation expense was $75 million and $71 million for the 13-weeks ended September 29, 2018 and September 30, 2017, respectively, and $220 million and $210 million for the 39-weeks ended September 29, 2018 and September 30, 2017, respectively.