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CONCENTRATION OF RISK
9 Months Ended
Sep. 30, 2023
Risks and Uncertainties [Abstract]  
CONCENTRATION OF RISK

19. CONCENTRATION OF RISK:

Revenues and accounts receivable from the Company's largest customers were as follows (in thousands):

 

 

% of Total Revenue for the
 Three Months Ended September 30,

 

% of Total Revenue for the
 Nine Months Ended September 30,

 

Accounts Receivable as of

 

Customer

 

2023

 

2022

 

2023

 

2022

 

September 30, 2023

 

A

 

45%

 

46%

 

37%

 

42%

 

$

12,525

 

B

 

20%

 

23%

 

23%

 

26%

 

$

32,879

 

C

 

12%

 

12%

 

15%

 

14%

 

$

43,314

 

D

 

8%

 

4%

 

10%

 

4%

 

$

20,442

 

 

Revenues from outside of North America represented approximately 98% and 97% for the three months ended September 30, 2023 and 2022, respectively, and 98% and 97% for the nine-month periods ended September 30, 2023 and 2022, respectively. Revenues by geographic area are as follows (in thousands):

 

 

Three Months Ended September 30,

 

 

Nine Months Ended September 30,

 

Country

 

2023

 

 

2022

 

 

2023

 

 

2022

 

South Korea

 

$

87,231

 

 

$

100,555

 

 

$

235,320

 

 

$

269,338

 

China

 

 

48,687

 

 

 

52,906

 

 

 

163,634

 

 

 

159,486

 

Japan

 

 

2,019

 

 

 

2,011

 

 

 

5,175

 

 

 

4,456

 

Other non-U.S. locations

 

 

541

 

 

 

976

 

 

 

3,856

 

 

 

1,991

 

Total non-U.S. locations

 

 

138,478

 

 

 

156,448

 

 

 

407,985

 

 

 

435,271

 

United States

 

 

2,599

 

 

 

4,108

 

 

 

10,124

 

 

 

12,316

 

Total revenue

 

$

141,077

 

 

$

160,556

 

 

$

418,109

 

 

$

447,587

 

The Company attributes revenue to different geographic areas on the basis of the location of the customer.

Property and equipment, net by geographic area are as follows (in thousands):

 

 

 

September 30, 2023

 

 

December 31, 2022

 

United States

 

$

119,458

 

 

$

117,255

 

Ireland

 

 

40,860

 

 

 

20,270

 

Other

 

 

14,320

 

 

 

5,920

 

Property and equipment, net

 

$

174,638

 

 

$

143,445

 

Substantially all chemical materials were purchased from one supplier. See Note 13 for further explanation.