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Intangible assets
 12 Months Ended
Mar. 31, 2022
Intangible Assets [Abstract]  
Intangible assets Intangible assets
2022
Acquired
software
technologies		Customer
relationships		Total
$$$
Cost
As at March 31, 202172,884 220,090 292,974 
Acquired through business combinations141,200 127,600 268,800 
Exchange differences(503)(1,734)(2,237)
As at March 31, 2022213,581 345,956 559,537 
Accumulated amortization
As at March 31, 202130,640 27,841 58,481 
Amortization36,700 55,112 91,812 
Exchange differences(65)(259)(324)
As at March 31, 202267,275 82,694 149,969 
Net book value as at March 31, 2022146,306 263,262 409,568 
2021
Acquired
software
technologies		Customer
relationships		Total
$$$
Cost
As at March 31, 202039,591 50,470 90,061 
Acquired through business combinations31,700 165,499 197,199 
Exchange differences1,593 4,121 5,714 
As at March 31, 202172,884 220,090 292,974 
Accumulated amortization
As at March 31, 202019,974 7,268 27,242 
Amortization10,242 19,886 30,128 
Exchange differences424 687 1,111 
As at March 31, 202130,640 27,841 58,481 
Net book value as at March 31, 202142,244 192,249 234,493