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Recent Accounting Pronouncements (Tables)
 12 Months Ended
Jul. 29, 2018
New Accounting Pronouncement, Early Adoption [Table Text Block]
The retrospective impact of presenting net periodic benefit cost in accordance with the new guidance is as follows:
 Increase / (decrease) in expense
 
2017
 
2016
Cost of products sold
 
$
134

 
$
(148
)
Marketing and selling expenses
 
$
38

 
$
(41
)
Administrative expenses
 
$
62

 
$
(66
)
Research and development expenses
 
$
13

 
$
(19
)
Other expenses / (income)
 
$
(247
)
 
$
274