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Stock Repurchase Program and Cash Dividend (Tables)
 3 Months Ended
Jan. 31, 2019
Stock Repurchase Program [Abstract]  
Stock repurchase program The table below provides, for the periods indicated, information about our share repurchase programs:
 
Three months ended January 31,
 
2019
 
2018
Number of shares purchased (in thousands)
785

 
4,427

Average price per share
$
32.02

 
$
47.43

Remaining authorization at January 31 (in thousands)
19,787

 
18,670