v3.25.2
Intangible Assets and Goodwill - Summary of Intangible Assets and Goodwill (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance $ 613,386 $ 628,974
Ending balance 597,791 613,386
Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 1,048,779 1,049,817
Acquisitions through business combination 11,471 7,087
Additions/Adjustment 7,289 6,920
Disposals (5,918) (4,178)
Effect of movements in foreign exchange rates (18,510) (10,867)
Ending balance 1,043,111 1,048,779
Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (435,393) (420,843)
Amortization for the year 18,012 19,809
Impairment for the year   22
Disposals 4,437 3,196
Effect of movements in foreign exchange rates (3,648) (2,085)
Ending balance (445,320) (435,393)
Goodwill [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 559,885 561,503
Ending balance 551,905 559,885
Goodwill [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 832,045 833,663
Acquisitions through business combination 5,769 6,328
Effect of movements in foreign exchange rates (13,749) (7,946)
Ending balance 824,065 832,045
Goodwill [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (272,160) (272,160)
Ending balance (272,160) (272,160)
Customer Relationship [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 1,996 2,801
Ending balance 3,606 1,996
Customer Relationship [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 9,721 9,843
Acquisitions through business combination 2,046  
Effect of movements in foreign exchange rates (178) (122)
Ending balance 11,589 9,721
Customer Relationship [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (7,725) (7,042)
Amortization for the year 421 771
Effect of movements in foreign exchange rates (163) (88)
Ending balance (7,983) (7,725)
Non-Compete [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 100 159
Ending balance 42 100
Non-Compete [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 861 869
Effect of movements in foreign exchange rates (9) (8)
Ending balance 852 861
Non-Compete [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (761) (710)
Amortization for the year 56 58
Effect of movements in foreign exchange rates (7) (7)
Ending balance (810) (761)
Technology Related Development Costs [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 17,850 18,480
Ending balance 18,555 17,850
Technology Related Development Costs [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 74,190 72,027
Acquisitions through business combination 3,241 499
Additions/Adjustment 5,237 6,769
Disposals (4,149) (4,177)
Effect of movements in foreign exchange rates (1,598) (928)
Ending balance 76,921 74,190
Technology Related Development Costs [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (56,340) (53,547)
Amortization for the year 6,012 6,660
Disposals 2,765 3,195
Effect of movements in foreign exchange rates (1,221) (672)
Ending balance (58,366) (56,340)
Brand /Trade Mark [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 31,691 43,137
Ending balance 20,499 31,691
Brand /Trade Mark [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 121,689 123,030
Acquisitions through business combination 415 248
Effect of movements in foreign exchange rates (2,751) (1,589)
Ending balance 119,353 121,689
Brand /Trade Mark [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (89,998) (79,893)
Amortization for the year 10,938 11,159
Effect of movements in foreign exchange rates (2,082) (1,054)
Ending balance (98,854) (89,998)
Software [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 692 493
Ending balance 940 692
Software [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 4,665 4,336
Acquisitions through business combination   12
Additions/Adjustment 521 369
Disposals (159) (1)
Effect of movements in foreign exchange rates (63) (51)
Ending balance 4,964 4,665
Software [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (3,973) (3,843)
Amortization for the year 212 188
Disposals 76 1
Effect of movements in foreign exchange rates (85) (57)
Ending balance (4,024) (3,973)
Other [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 615 521
Ending balance 199 615
Other [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 2,841 1,799
Additions/Adjustment   1,087
Disposals (1,596)  
Effect of movements in foreign exchange rates (85) (45)
Ending balance 1,160 2,841
Other [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (2,226) (1,278)
Amortization for the year 373 973
Disposals 1,596  
Effect of movements in foreign exchange rates (42) (25)
Ending balance (961) (2,226)
Intangible Assets Under Development [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 557 1,880
Ending balance 2,045 557
Intangible Assets Under Development [Member] | Cost [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance 2,767 4,250
Additions/Adjustment 1,531 (1,305)
Disposals (14)  
Effect of movements in foreign exchange rates (77) (178)
Ending balance 4,207 2,767
Intangible Assets Under Development [Member] | Accumulated depreciation [Member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [Line Items]    
Beginning balance (2,210) (2,370)
Impairment for the year   22
Effect of movements in foreign exchange rates (48) (182)
Ending balance $ (2,162) $ (2,210)