v3.26.1
Segment Information - Additional Information (Detail)
₨ in Millions, $ in Millions
 12 Months Ended
Mar. 31, 2026
INR (₨)
Client
Mar. 31, 2026
USD ($)
Client
Mar. 31, 2025
INR (₨)
Client
Mar. 31, 2024
INR (₨)
Client
Disclosure of operating segments [line items]        
No client individually accounted for more than 10% of revenues | Client 0 0 0 0
Foreign exchange gains/(losses), net ₨ 1,853 $ 20 ₨ 32 ₨ 340
Restructuring cost 5,139   0 6,814
(Gain)/loss on sale of property, plant and equipment, net (393) [1] (4) (606) [1] (2,072) [1]
Stock compensation expense recognized [2] 4,465   5,542 5,590
Revenues 926,240 $ 9,871 890,884 897,603
Impact of past service cost and losses (gains) arising from implementation of labour codes 2,756      
Employee benefit cost [3] 555,855   533,477 549,301
CEO and managing director [member]        
Disclosure of operating segments [line items]        
Employee benefit cost       921
India [member]        
Disclosure of operating segments [line items]        
Revenues 23,446   20,699 23,484
Operating Segments [member]        
Disclosure of operating segments [line items]        
Foreign exchange gains/(losses), net 1,853   32 340
Revenues 928,093   890,916 897,943
Information Technology Services [member]        
Disclosure of operating segments [line items]        
Revenues 921,153   888,224 893,816
Information Technology Services [member] | Americas 1 [member]        
Disclosure of operating segments [line items]        
Revenues 305,571   281,824 268,230
Information Technology Services [member] | Americas 2 [member]        
Disclosure of operating segments [line items]        
Revenues 269,077   271,972 269,482
Information Technology Services [member] | Europe [Member]        
Disclosure of operating segments [line items]        
Revenues 244,165   240,077 253,927
Information Technology Services [member] | Operating Segments [member]        
Disclosure of operating segments [line items]        
(Gain)/loss on sale of property, plant and equipment, net (393)   (606) (2,072)
Stock compensation expense recognized ₨ 4,465   ₨ 5,542 ₨ 5,590
[1] Gain)/loss on sale of property, plant and equipment, net for the years ended March 31, 2024, 2025 and 2026, includes gain on sale of immovable properties of ₹ (2,357) and gain on relinquishment of the lease hold rights of land, and transfer of building along with other assets of ₹ (885) and gain on transfer of building of ₹ (405), respectively.
[2] Includes ₹ 6, ₹ (9) and ₹ Nil for the years ended March 31, 2024, 2025 and 2026, respectively, towards cash settled ADSs and RSUs.
[3] Employee compensation includes impact of past service cost on gratuity and remeasurement of leave encashment due to implementation of new labour code amounting to ₹ 2,756 for the year ended March 31, 2026.