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Geographic Information (Tables)
9 Months Ended
Sep. 30, 2021
Segments Geographical Areas [Abstract]  
Gross Billings Percentage, Based on Billing Address of Clients or Client Affiliates

Gross Billings, set forth as a percentage, based on the billing address of the clients or client affiliates, were as follows:

 

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

 

September 30,

 

 

September 30,

 

 

 

2021

 

 

2020

 

 

2021

 

 

2020

 

U.S.

 

 

87

%

 

 

86

%

 

 

86

%

 

 

86

%

International

 

 

13

%

 

 

14

%

 

 

14

%

 

 

14

%

Total

 

 

100

%

 

 

100

%

 

 

100

%

 

 

100

%