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Segment Information (Tables)
 12 Months Ended
Oct. 31, 2019
Segment Information [Abstract]  
Revenues By Geographic Area

Revenues, by geographic location (based on the customer’s ordering location) for the years ended October 31, 2019, 2018 and 2017 were as follows (in thousands):

 

 

2019

 

 

2018

 

 

2017

 

United States

 

$

56,211

 

 

$

50,953

 

 

$

47,539

 

South Korea

 

 

2,686

 

 

 

36,279

 

 

 

44,217

 

England

 

 

1,496

 

 

 

387

 

 

 

368

 

Germany

 

 

359

 

 

 

1,795

 

 

 

2,740

 

Canada

 

 

—

 

 

 

23

 

 

 

729

 

Spain

 

 

—

 

 

 

—

 

 

 

73

 

Total

 

$

60,752

 

 

$

89,437

 

 

$

95,666