| Annual Financials |  2015  |  2016  |  2017  |  2018  |  2019  |  2020  |  2021  |  2022  |  2023  |  2024  |  2025  |  TTM  | 
| Revenue |  264  |  164  |  13  |  11  |  28  |  13  |  5  |  0  |  142  |  22  |  126  |  113  | 
| Expenses |  229  |  136  |  25  |  25  |  76  |  35  |  14  |  7  |  14  |  21  |  80  |  75  | 
| EBITDA |  35  |  28  |  -12  |  -14  |  -48  |  -22  |  -9  |  -7  |  128  |  2  |  46  |  38  | 
| Operating Profit % |  12 % |  11 % |  -241 % |  -138 % |  -200 % |  -221 % |  -518 % |  0 % |  -5,130 % |  -14 % |  35 % |  22 % | 
| Depreciation |  22  |  23  |  22  |  22  |  21  |  21  |  21  |  19  |  30  |  72  |  70  |  74  | 
| Interest |  16  |  17  |  18  |  20  |  15  |  19  |  22  |  25  |  12  |  6  |  6  |  3  | 
| Profit Before Tax |  -4  |  -13  |  -105  |  -55  |  -85  |  -62  |  -51  |  -51  |  86  |  -77  |  -29  |  -38  | 
| Tax |  -2  |  -6  |  -15  |  -18  |  -2  |  0  |  0  |  0  |  -19  |  -6  |  3  |  1  | 
| Net Profit |  -2  |  -7  |  -89  |  -37  |  -83  |  -62  |  -51  |  -51  |  105  |  -70  |  -32  |  -39  | 
| EPS in ₹ |  -0.47  |  -1.49  |  -19.82  |  -8.35  |  -18.74  |  -14.03  |  -11.40  |  -11.52  |  23.63  |  -15.91  |  -6.67  |  -8.00  | 






