v3.26.1
Finance costs and fair value change in derivative instruments (Tables)
12 Months Ended
Mar. 31, 2026
Disclosure Of Detailed Information About Finance Cost And Fair Value Change in Derivative Instruments [Abstract]  
Summary of Detailed Information About Finance Cost And Fair Value Change in Derivative Instruments

 

For the year ended March 31,

 

 

 

2024

 

 

2025

 

 

2026

 

 

2026

 

 

 

(INR)

 

 

(INR)

 

 

(INR)

 

 

(USD)

 

Interest expense#

 

 

42,051

 

 

 

49,601

 

 

 

57,706

 

 

 

615

 

Bank charges

 

 

745

 

 

 

984

 

 

 

1,475

 

 

 

16

 

Option premium amortisation

 

 

1,900

 

 

 

601

 

 

 

1,093

 

 

 

12

 

Loss on fair value changes on derivative instruments*

 

 

1,493

 

 

 

220

 

 

 

347

 

 

 

4

 

Loss on account of modification of contractual cash flows

 

 

19

 

 

 

 

 

 

 

 

 

 

Unwinding of discount on provisions

 

 

977

 

 

 

773

 

 

 

695

 

 

 

7

 

Unamortised ancillary borrowing cost written off

 

 

321

 

 

 

173

 

 

 

438

 

 

 

5

 

Total

 

 

47,506

 

 

 

52,352

 

 

 

61,754

 

 

 

658