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Pension and Other Benefit Programs (Tables)
3 Months Ended
Dec. 29, 2012
Components of Net Periodic Benefit Cost
The components of net periodic benefit cost are as follows: 
 
Pension Plans
 
Postretirement
Medical Plans
 
December 29, 2012
 
December 31, 2011
 
December 29, 2012
 
December 31, 2011
Service costs
$
86

 
$
70

 
$
4

 
$
5

Interest costs
109

 
110

 
17

 
19

Expected return on plan assets
(151
)
 
(128
)
 
(8
)
 
(6
)
Amortization of prior-year service costs
2

 
3

 
(1
)
 
(1
)
Recognized net actuarial loss
104

 
77

 
10

 
8

Net periodic benefit cost
$
150

 
$
132

 
$
22

 
$
25