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Inventories (Tables)
 12 Months Ended
Sep. 30, 2018
Inventory Disclosure [Abstract]  
Inventories
The following summarizes Valvoline’s inventories in the Consolidated Balance Sheets as of September 30:

(In millions)
 
2018
 
2017
Finished products
 
$
189

 
$
180

Raw materials, supplies and work in process
 
30

 
31

Reserve for LIFO cost valuation
 
(40
)
 
(33
)
Excess and obsolete inventory reserves
 
(3
)
 
(3
)
Total inventories, net
 
$
176

 
$
175