XML 51 R40.htm IDEA: XBRL DOCUMENT v3.21.2
SEGMENT INFORMATION (Tables)
9 Months Ended
Sep. 30, 2021
SEGMENT INFORMATION  
Schedule of revenue related to foreign subsidiaries

Financial information related to the foreign subsidiaries is summarized below (in thousands):

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

Three months ended

​

Nine months ended

​

​

September 30, 

​

September 30, 

​

    

2021

    

2020

    

2021

    

2020

Revenues derived from foreign subsidiaries

​

$

39,183

​

$

38,468

​

$

124,050

​

$

113,834

​

Revenues derived from foreign subsidiaries and identifiable assets outside of the United States are attributable to Europe and Asia-Pacific.