| Results XBRL (NSE) | 2018-09-30 | Standalone | — | INDAS_39629_55639_27102018044230_WEB.xml |
| Results XBRL (NSE) | 2018-09-30 | Consolidated | — | INDAS_39629_55639_27102018044230_WEB_2.x |
| Results XBRL (NSE) | 2018-12-31 | Standalone | — | INDAS_41768_77788_25012019072550_WEB.xml |
| Results XBRL (NSE) | 2018-12-31 | Consolidated | — | INDAS_41768_77788_25012019072550_WEB_2.x |
| Results XBRL (NSE) | 2019-03-31 | Standalone | — | INDAS_43812_100515_03052019090241_WEB.xm |
| Results XBRL (NSE) | 2019-03-31 | Consolidated | — | INDAS_43812_100515_03052019090241_WEB_2. |
| Results XBRL (NSE) | 2019-09-30 | Standalone | — | INDAS_48644_153995_18102019074825_WEB.xm |
| Results XBRL (NSE) | 2019-09-30 | Consolidated | — | INDAS_48644_153995_18102019074825_WEB_2. |
| Results XBRL (NSE) | 2019-12-31 | Consolidated | — | INDAS_51657_210255_23012020080041_WEB.xm |
| Results XBRL (NSE) | 2019-12-31 | Standalone | — | INDAS_51658_210258_23012020080243_WEB.xm |
| Results XBRL (NSE) | 2020-03-31 | Standalone | — | INDAS_55171_259139_16052020091931_WEB.xm |
| Results XBRL (NSE) | 2020-03-31 | Consolidated | — | INDAS_55172_259142_16052020092402_WEB.xm |
| Results XBRL (NSE) | 2020-06-30 | Standalone | — | INDAS_58242_296902_25072020080010_WEB.xm |
| Results XBRL (NSE) | 2020-06-30 | Consolidated | — | INDAS_58243_296907_25072020080241_WEB.xm |
| Results XBRL (NSE) | 2020-09-30 | Standalone | — | INDAS_62401_350537_25102020124852_WEB.xm |
| Results XBRL (NSE) | 2020-09-30 | Consolidated | — | INDAS_62402_350540_25102020125231_WEB.xm |
| Results XBRL (NSE) | 2020-12-31 | Standalone | — | INDAS_66766_400742_31012021061109_WEB.xm |
| Results XBRL (NSE) | 2020-12-31 | Consolidated | — | INDAS_66767_400745_31012021061350_WEB.xm |
| Results XBRL (NSE) | 2021-03-31 | Consolidated | — | INDAS_69612_445440_01052021033702_WEB.xm |
| Results XBRL (NSE) | 2021-03-31 | Standalone | — | INDAS_69613_445443_01052021034024_WEB.xm |
| Results XBRL (NSE) | 2021-06-30 | Standalone | — | INDAS_73887_498576_31072021040600_WEB.xm |
| Results XBRL (NSE) | 2021-06-30 | Consolidated | — | INDAS_73888_498579_31072021040806_WEB.xm |
| Results XBRL (NSE) | 2021-09-30 | Standalone | — | INDAS_77438_549764_30102021104117_WEB.xm |
| Results XBRL (NSE) | 2021-09-30 | Consolidated | — | INDAS_77439_549773_30102021105019_WEB.xm |
| Results XBRL (NSE) | 2021-12-31 | Consolidated | — | INDAS_81376_603742_05022022041434_WEB.xm |
| Results XBRL (NSE) | 2021-12-31 | Standalone | — | INDAS_81377_603746_05022022041829_WEB.xm |
| Results XBRL (NSE) | 2022-03-31 | Consolidated | — | INDAS_83769_649712_29042022072341_WEB.xm |
| Results XBRL (NSE) | 2022-03-31 | Standalone | — | INDAS_83770_649715_29042022072522_WEB.xm |
| Results XBRL (NSE) | 2022-06-30 | Standalone | — | INDAS_616818_3757_30072022165703_WEB.xml |
| Results XBRL (NSE) | 2022-09-30 | Consolidated | — | INDAS_791005_6134_22102022170707_WEB.xml |
| Results XBRL (NSE) | 2022-09-30 | Standalone | — | INDAS_791013_6134_22102022170755_WEB.xml |
| Results XBRL (NSE) | 2022-12-31 | Standalone | — | INDAS_88290_783061_01022023052356_WEB.xm |
| Results XBRL (NSE) | 2022-12-31 | Consolidated | — | INDAS_88292_783071_01022023052532_WEB.xm |
| Results XBRL (NSE) | 2023-03-31 | Standalone | — | INDAS_91036_835284_29042023033649.xml |
| Results XBRL (NSE) | 2023-03-31 | Consolidated | — | INDAS_91037_835287_29042023034005.xml |
| Results XBRL (NSE) | 2023-06-30 | Consolidated | — | INDAS_95484_909393_05082023055621.xml |
| Results XBRL (NSE) | 2023-06-30 | Standalone | — | INDAS_95487_909402_05082023055932.xml |
| Results XBRL (NSE) | 2023-09-30 | Standalone | — | INDAS_98148_970023_28102023031107.xml |
| Results XBRL (NSE) | 2023-09-30 | Consolidated | — | INDAS_98149_970026_28102023031318.xml |
| Results XBRL (NSE) | 2023-12-31 | Standalone | — | INDAS_102238_1043765_03022024025055.xml |
| Results XBRL (NSE) | 2023-12-31 | Consolidated | — | INDAS_102239_1043768_03022024025230.xml |
| Results XBRL (NSE) | 2024-03-31 | Standalone | — | INDAS_105287_1115416_04052024031728.xml |
| Results XBRL (NSE) | 2024-03-31 | Consolidated | — | INDAS_105288_1115420_04052024031853.xml |
| Results XBRL (NSE) | 2024-06-30 | Standalone | — | INDAS_110296_1211662_03082024032341.xml |
| Results XBRL (NSE) | 2024-06-30 | Consolidated | — | INDAS_110297_1211666_03082024032538.xml |
| Results XBRL (NSE) | 2024-09-30 | Standalone | — | INDAS_113507_1289681_26102024022936.xml |
| Results XBRL (NSE) | 2024-09-30 | Consolidated | — | INDAS_113508_1289686_26102024023101.xml |
| Results XBRL (NSE) | 2024-12-31 | Standalone | — | INDAS_117708_1361193_25012025022048.xml |
| Results XBRL (NSE) | 2024-12-31 | Consolidated | — | INDAS_117709_1361197_25012025022220.xml |
| Results XBRL (NSE) | 2025-03-31 | Standalone | — | INTEGRATED_FILING_INDAS_1431146_03052025 |
| Results XBRL (NSE) | 2025-03-31 | Consolidated | — | INTEGRATED_FILING_INDAS_1431147_03052025 |
| Results XBRL (NSE) | 2025-03-31 | Standalone | — | INTEGRATED_FILING_INDAS_1431764_05052025 |
| Results XBRL (NSE) | 2025-03-31 | Consolidated | — | INTEGRATED_FILING_INDAS_1432082_06052025 |
| Results XBRL (NSE) | 2025-06-30 | Standalone | — | INTEGRATED_FILING_INDAS_1494394_26072025 |
| Results XBRL (NSE) | 2025-06-30 | Consolidated | — | INTEGRATED_FILING_INDAS_1494395_26072025 |
| Results XBRL (NSE) | 2025-09-30 | Standalone | — | INTEGRATED_FILING_INDAS_1563145_01112025 |
| Results XBRL (NSE) | 2025-09-30 | Consolidated | — | INTEGRATED_FILING_INDAS_1563146_01112025 |
| Results XBRL (NSE) | 2025-12-31 | Standalone | — | INTEGRATED_FILING_INDAS_1615517_31012026 |
| Results XBRL (NSE) | 2025-12-31 | Consolidated | — | INTEGRATED_FILING_INDAS_1615518_31012026 |
| Results XBRL (NSE) | 2026-03-31 | Standalone | — | INTEGRATED_FILING_INDAS_1662956_02052026 |
| Results XBRL (NSE) | 2026-03-31 | Consolidated | — | INTEGRATED_FILING_INDAS_1662957_02052026 |
| Results XBRL (NSE) | 2026-06-30 | Consolidated | — | INTEGRATED_FILING_INDAS_1706520_01082026 |
| Results XBRL (NSE) | 2026-06-30 | Standalone | — | INTEGRATED_FILING_INDAS_1706521_01082026 |
| Annual report | 2018-03-31 | grade A | nan | CDSL_2018.pdf |
| Annual report | 2019-03-31 | grade A | nan | CDSL_2019.pdf |
| Annual report | 2020-03-31 | grade A | nan | CDSL_2020.pdf |
| Annual report | 2021-03-31 | grade A | nan | CDSL_2021.pdf |
| Annual report | 2022-03-31 | grade A | 06-SEP-2022 12:23:08 | AR_21450_CDSL_2021_2022_06092022122308.zip |
| Annual report | 2023-03-31 | grade A | nan | CDSL_2023.pdf |
| Annual report | 2024-03-31 | grade A | - | AR_24667_CDSL_2023_2024_2607202411473.pdf |
| Annual report | 2025-03-31 | grade A | 23-JUL-2025 18:36:12 | AR_27085_CDSL_2024_2025_A_23072025183612.pdf |
| Annual report | 2026-03-31 | grade A | 08-JUL-2026 19:01:52 | AR_29665_CDSL_2025_2026_A_15773086_08072026190152.pdf |
| Shareholding XBRL | 2021-09-30 | — | — | SHP_162298_536389_18102021054743_WEB.xml |
| Shareholding XBRL | 2021-12-31 | — | — | SHP_163593_577826_06012022070251_WEB.xml |
| Shareholding XBRL | 2022-03-31 | — | — | SHP_167297_637963_18042022121435_WEB.xml |
| Shareholding XBRL | 2022-06-30 | — | — | SHP_169070_685378_12072022033802_WEB.xml |
| Shareholding XBRL | 2022-09-30 | — | — | SHP_171583_731253_18102022031932_WEB.xml |
| Shareholding XBRL | 2022-12-31 | — | — | SHP_174404_768371_16012023064811_WEB.xml |
| Shareholding XBRL | 2023-03-31 | — | — | SHP_176219_815063_11042023083345_WEB.xml |
| Shareholding XBRL | 2023-06-30 | — | — | SHP_179551_891205_18072023074356_WEB.xml |
| Shareholding XBRL | 2023-09-30 | — | — | SHP_181625_952959_16102023124045_WEB.xml |
| Shareholding XBRL | 2023-12-31 | — | — | SHP_184106_1019998_13012024023131_WEB.xm |
| Shareholding XBRL | 2024-03-31 | — | — | SHP_186683_1091529_15042024120445_WEB.xm |
| Shareholding XBRL | 2024-06-30 | — | — | SHP_190015_1191520_18072024034406_WEB.xm |
| Shareholding XBRL | 2024-08-25 | — | — | SHP_190950_1237538_03092024111915_WEB.xm |
| Shareholding XBRL | 2024-09-30 | — | — | SHP_192464_1274013_17102024123823_WEB.xm |
| Shareholding XBRL | 2024-12-31 | — | — | SHP_194555_1344587_14012025114458_WEB.xm |
| Shareholding XBRL | 2025-03-31 | — | — | SHP_196955_1413034_11042025075309_WEB.xm |
| Shareholding XBRL | 2025-06-30 | — | — | SHP_1482502_14072025070517_WEB.xml |
| Shareholding XBRL | 2025-09-30 | — | — | SHP_1548394_15102025113109_WEB.xml |
| Shareholding XBRL | 2025-12-31 | — | — | SHP_1599909_13012026045125_WEB.xml |
| Shareholding XBRL | 2026-03-31 | — | — | SHP_1653425_17042026054648_WEB.xml |
| Shareholding XBRL | 2026-06-30 | — | — | SHP_1698727_21072026065645_WEB.xml |
| Related-party XBRL | 2022-03-31 | — | — | RPT_CDSL_05082022190921.xml |
| Related-party XBRL | 2022-09-30 | — | — | RPT_CDSL_04112022110947.xml |
| Related-party XBRL | 2023-09-30 | — | — | RPT_970028_28102023031533_WEB.xml |
| Related-party XBRL | 2024-03-31 | — | — | RPT_1115424_04052024032025_WEB.xml |
| Related-party XBRL | 2024-09-30 | — | — | RPT_1289736_26102024031745_WEB.xml |