Profit Or Loss [Abstract]

3i Group PLC - Filing #5976544

Concept	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2024-04-01 to 2025-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	—	—	—	—	—	—	5,062,000,000 GBP	—	—	—	—	—	—	3,877,000,000 GBP	—	—	—
Other income (expense) from subsidiaries, jointly controlled entities and associates	—	—	—	—	—	—	—	21,000,000 GBP	—	—	—	—	—	—	21,000,000 GBP	—	—	—
Profit (loss) before tax	—	—	—	—	—	—	—	5,039,000,000 GBP	—	—	—	—	—	—	3,838,000,000 GBP	—	—	—
Tax expense (income)	—	—	—	—	—	—	—	1,000,000 GBP	—	—	—	—	—	—	2,000,000 GBP	—	—	—
Profit (loss)	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	4,535,000,000 GBP	5,038,000,000 GBP	503,000,000 GBP	– GBP	– GBP	3,309,000,000 GBP	– GBP	527,000,000 GBP	3,836,000,000 GBP	– GBP	– GBP	– GBP
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share from continuing operations	—	—	—	—	—	—	—	522.000	—	—	—	—	—	—	397.900	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share from continuing operations	—	—	—	—	—	—	—	520.600	—	—	—	—	—	—	396.700	—	—	—