v3.26.1
Contingencies (Details Textual)
₨ in Thousands, CANDIDATES in Millions
 12 Months Ended
Jun. 11, 2025
INR (₨)
May 28, 2025
INR (₨)
May 22, 2025
INR (₨)
Apr. 12, 2016
QUESTIONS
CANDIDATES
Mar. 31, 2026
INR (₨)
a
Mar. 31, 2023
INR (₨)
Mar. 31, 2022
INR (₨)
Mar. 31, 2025
INR (₨)
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         ₨ 141,000      
Contract liabilities         9,136,000     ₨ 6,113,000
DoT [Member]                
Disclosure of contingencies [Line Items]                
Bank guarantee invoked and encashed     ₨ 68,700          
Bank guarantee replenished ₨ 68,700 ₨ 68,700            
Employees Provident Fund Organisation (EPFO) [Member]                
Disclosure of contingencies [Line Items]                
Aggregate provident fund contribution on special allowances paid claimed         6,400      
Directorate General of Goods and Services Tax Intelligence (DGGI) [Member]                
Disclosure of contingencies [Line Items]                
Total contended service tax         161,800      
Amount paid under protest to continue proceeding         ₨ 64,600      
State Government of Andhra Pradesh [Member]                
Disclosure of contingencies [Line Items]                
Area of land allotted | a         0.25      
Compulsorily Convertible Debentures [Member] | Put Option Agreement [Member]                
Disclosure of contingencies [Line Items]                
Debt conversion converted instrument shares issued, Value           ₨ 1,980,000 ₨ 2,020,000  
Maximum amount of securities issuable         ₨ 6,000,000      
Tax contingent liability [member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         0     0
Service tax contingent liability [Member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         476,000     416,000
Sales tax contingent liability [Member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         13,000     13,000
Loss contingency payment under protest         78,000      
Goods And Service Tax Liability [Member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         1,212,000     1,131,000
Others [Member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         41,000      
Online Examination Case [Member]                
Disclosure of contingencies [Line Items]                
Period for which the contract was awarded       2 years        
Number of candidates for which examination was conducted | CANDIDATES       20        
Number of distinct questions for the test | QUESTIONS       40,000        
Guarantees to banks and NBFCs [member]                
Disclosure of contingencies [Line Items]                
Estimated effect of contingent liabilities         ₨ 1,887,000     ₨ 2,522,000