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Pension and Retiree Medical Benefits (Tables)
6 Months Ended
Jun. 11, 2011
Pension and Retiree Medical Benefits  
Components of Benefit Expense
12 Weeks Ended
Pension Retiree Medical
6/11/11 6/12/10 6/11/11 6/12/10 6/11/11 6/12/10
U.S. International

Service cost

$ 80 $ 69 $ 23 $ 19 $ 11 $ 14

Interest cost

126 120 28 26 21 23

Expected return on plan assets

(162 ) (150 ) (33 ) (31 ) (4 )

Amortization of prior service cost/(benefit)

4 2 1 1 (6 ) (4 )

Amortization of experience loss

34 25 9 6 3 1
82 66 28 21 25 34

Settlement/Curtailment gain

(2 )

Special termination benefits

15 1

Total expense

$ 82 $ 79 $ 28 $ 21 $ 25 $ 35
24 Weeks Ended
Pension Retiree Medical
6/11/11 6/12/10 6/11/11 6/12/10 6/11/11 6/12/10
U.S. International

Service cost

$ 162 $ 130 $ 40 $ 33 $ 23 $ 26

Interest cost

252 218 49 44 41 43

Expected return on plan assets

(324 ) (275 ) (57 ) (53 ) (7 )

Amortization of prior service cost/(benefit)

7 5 1 1 (13 ) (8 )

Amortization of experience loss

67 50 16 10 6 2
164 128 49 35 50 63

Settlement/Curtailment gain

(9 ) (2 )

Special termination benefits

10 23 1 1

Total expense

$ 165 $ 149 $ 49 $ 35 $ 51 $ 64