| Schedule of carrying amount of goodwill | 
The carrying amount of goodwill by operating segment as of September 30, 2018 is as follows:
 |  
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
   | 
United States and Latin America  | 
   | 
Canada  | 
   | 
Europe, Middle East and Africa  | 
   | 
Asia-Pacific  | 
   | 
Total  | 
 
Balance as of March 31, 2018  | 
$  | 
52,016  | 
 
  | 
   | 
$  | 
128,767  | 
 
  | 
   | 
$  | 
21,159  | 
 
  | 
   | 
$  | 
8,624  | 
 
  | 
   | 
$  | 
210,566  | 
 
  | 
 
Adjustments to purchase price allocation  | 
—  | 
 
  | 
   | 
481  | 
 
  | 
   | 
—  | 
 
  | 
   | 
—  | 
 
  | 
   | 
481  | 
 
  | 
 
Foreign currency translation impact  | 
—  | 
 
  | 
   | 
(464  | 
)  | 
   | 
(1,234  | 
)  | 
   | 
—  | 
 
  | 
   | 
(1,698  | 
)  | 
 
Balance as of September 30, 2018  | 
$  | 
52,016  | 
 
  | 
   | 
$  | 
128,784  | 
 
  | 
   | 
$  | 
19,925  | 
 
  | 
   | 
$  | 
8,624  | 
 
  | 
   | 
$  | 
209,349  | 
 
  | 
 
  
  
 | 
| Schedule of intangible assets | 
Our total intangible assets consisted of the following:  
         
 |  
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
   | 
   | 
Gross Carrying Amount at September 30, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at September 30, 2018  | 
   | 
Gross Carrying Amount at March 31, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2018  | 
 
Products  | 
   | 
$  | 
64,356  | 
 
  | 
   | 
$  | 
5,899  | 
 
  | 
   | 
$  | 
58,457  | 
 
  | 
   | 
$  | 
64,611  | 
 
  | 
   | 
$  | 
2,719  | 
 
  | 
   | 
$  | 
61,892  | 
 
  | 
 
Trademarks  | 
   | 
45,490  | 
 
  | 
   | 
921  | 
 
  | 
   | 
44,569  | 
 
  | 
   | 
46,156  | 
 
  | 
   | 
832  | 
 
  | 
   | 
45,324  | 
 
  | 
 
Developed technology  | 
   | 
10,012  | 
 
  | 
   | 
4,291  | 
 
  | 
   | 
5,721  | 
 
  | 
   | 
10,160  | 
 
  | 
   | 
4,106  | 
 
  | 
   | 
6,054  | 
 
  | 
 
Customer relationships  | 
   | 
112,469  | 
 
  | 
   | 
82,749  | 
 
  | 
   | 
29,720  | 
 
  | 
   | 
113,378  | 
 
  | 
   | 
77,646  | 
 
  | 
   | 
35,732  | 
 
  | 
 
Certifications  | 
   | 
452  | 
 
  | 
   | 
—  | 
 
  | 
   | 
452  | 
 
  | 
   | 
458  | 
 
  | 
   | 
—  | 
 
  | 
   | 
458  | 
 
  | 
 
Other  | 
   | 
5,849  | 
 
  | 
   | 
5,581  | 
 
  | 
   | 
268  | 
 
  | 
   | 
5,863  | 
 
  | 
   | 
3,889  | 
 
  | 
   | 
1,974  | 
 
  | 
 
Total  | 
   | 
$  | 
238,628  | 
 
  | 
   | 
$  | 
99,441  | 
 
  | 
   | 
$  | 
139,187  | 
 
  | 
   | 
$  | 
240,626  | 
 
  | 
   | 
$  | 
89,192  | 
 
  | 
   | 
$  | 
151,434  | 
 
  | 
 
  
 
 |