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Inventories
3 Months Ended
Jul. 28, 2017
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories are stated at the lower of cost or net realizable value, with cost determined on a first-in, first-out basis. The Company reduces the carrying value of inventories for items that are potentially excess, obsolete or slow-moving based on changes in customer demand, technology developments or other economic factors. Inventory balances, net of reserves, were as follows:
(in millions)
July 28, 2017
 
April 28, 2017
Finished goods
$
2,326

 
$
2,211

Work in-process
490

 
458

Raw materials
722

 
669

Total
$
3,538

 
$
3,338