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Information about Geographic Areas
 9 Months Ended
Sep. 30, 2017
Segments Geographical Areas [Abstract]  
Information about Geographic Areas

10. Information about Geographic Areas

Revenue

Revenue by geography is based on the billing address of the customer. The following table sets forth revenue by geographic area (in thousands):

 

 

 

Three Months Ended September 30,

 

 

Nine Months Ended September 30,

 

 

 

2017

 

 

2016

 

 

2017

 

 

2016

 

United States

 

$

2,473

 

 

$

4,060

 

 

$

9,582

 

 

$

17,421

 

Japan

 

 

330

 

 

 

—

 

 

 

330

 

 

 

313

 

Asia-Pacific ex Japan

 

 

5,770

 

 

 

6,393

 

 

 

16,593

 

 

 

18,365

 

Europe and Middle East

 

 

49

 

 

 

121

 

 

 

150

 

 

 

722

 

Total

 

$

8,622

 

 

$

10,574

 

 

$

26,655

 

 

$

36,821

 

 

Long-Lived Assets

Substantially all of the Company’s long-lived assets are located in the U.S.  An insignificant amount of long-lived assets reside in the Company’s foreign subsidiaries and branches in Hong Kong and Taiwan.