v3.26.1
Employee Benefits - Disclosure of Reconciliation From Opening Balances to Closing Balances For Net Defined Liability and Its Components (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Defined Benefit Obligation [Member]    
Disclosure Of Defined Benefit Plans [Line Items]    
Opening balance $ 12,159 $ 9,467
Acquired through business combination (refer note 7 (c) and 7 (d)) 549 271
Included in profit or loss    
Current service cost 2,034 1,687
Past service cost (credit) 533  
Interest cost (income) 721 636
Included in profit or loss, total 3,288 2,323
Included in other comprehensive income    
-demographic assumptions 0 (20)
-financial assumptions (223) 417
-experience adjustment 794 441
Included in other comprehensive income, total 571 838
Effects of movement in foreign exchange rates (1,262) (259)
Other    
Benefits paid (1,028) (481)
Closing balance 14,277 12,159
Fair Value of Plan Assets [Member]    
Disclosure Of Defined Benefit Plans [Line Items]    
Opening balance (126) (151)
Acquired through business combination (refer note 7 (c) and 7 (d)) (549)  
Included in profit or loss    
Interest cost (income) (45) (9)
Included in profit or loss, total (45) (9)
Included in other comprehensive income    
-Return on plan assets excluding interest income   1
Included in other comprehensive income, total   1
Effects of movement in foreign exchange rates 11 3
Other    
Contribution by employer (55) (11)
Benefits paid 32 41
Closing balance (732) (126)
Net Defined Benefit Liability [Member]    
Disclosure Of Defined Benefit Plans [Line Items]    
Opening balance 12,033 9,316
Acquired through business combination (refer note 7 (c) and 7 (d))   271
Included in profit or loss    
Current service cost 2,034 1,687
Past service cost (credit) 533  
Interest cost (income) 676 627
Included in profit or loss, total 3,243 2,314
Included in other comprehensive income    
-demographic assumptions 0 (20)
-financial assumptions (223) 417
-experience adjustment 794 441
-Return on plan assets excluding interest income 0 1
Included in other comprehensive income, total 571 839
Effects of movement in foreign exchange rates (1,251) (256)
Other    
Contribution by employer (55) (11)
Benefits paid (996) (440)
Closing balance $ 13,545 $ 12,033