Statement Of Changes In Equity [Abstract]

RICARDO PLC - Filing #2320853

Concept	As at 2024-06-30	2023-07-01 to 2024-06-30	As at 2024-06-30	As at 2024-06-30	As at 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	As at 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	As at 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	As at 2024-06-30	2022-07-01 to 2023-06-30	2022-07-01 to 2023-06-30	As at 2023-06-30	As at 2023-06-30	As at 2023-06-30	2022-07-01 to 2023-06-30	As at 2023-06-30	2022-07-01 to 2023-06-30	2022-07-01 to 2023-06-30	2022-07-01 to 2023-06-30	As at 2023-06-30	As at 2023-06-30	2022-07-01 to 2023-06-30	2022-07-01 to 2023-06-30	2022-07-01 to 2023-06-30	As at 2023-06-30	As at 2022-06-30	As at 2022-06-30	As at 2022-06-30	As at 2022-06-30	As at 2022-06-30	As at 2022-06-30	As at 2022-06-30
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	16,800,000 GBP	—	500,000 GBP	96,100,000 GBP	164,700,000 GBP	—	—	—	—	165,200,000 GBP	—	—	36,200,000 GBP	—	—	15,600,000 GBP	—	—	106,600,000 GBP	400,000 GBP	176,200,000 GBP	—	16,800,000 GBP	—	—	—	37,200,000 GBP	176,600,000 GBP	—	—	—	15,600,000 GBP	120,500,000 GBP	16,800,000 GBP	200,000 GBP	197,400,000 GBP	44,500,000 GBP	197,600,000 GBP	15,600,000 GBP
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	— GBP	—	—	—	— GBP	100,000 GBP	700,000 GBP	700,000 GBP	—	— GBP	800,000 GBP	—	21,600,000 GBP	22,400,000 GBP	—	— GBP	5,400,000 GBP	—	—	—	200,000 GBP	—	— GBP	5,400,000 GBP	— GBP	—	—	5,200,000 GBP	26,200,000 GBP	21,000,000 GBP	—	—	—	—	—	—	—	—
Other comprehensive income	—	— GBP	—	—	—	— GBP	— GBP	4,600,000 GBP	5,600,000 GBP	—	1,000,000 GBP	5,600,000 GBP	—	—	—	—	— GBP	3,800,000 GBP	—	—	—	— GBP	—	— GBP	11,100,000 GBP	7,300,000 GBP	—	—	11,100,000 GBP	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	— GBP	—	—	—	— GBP	100,000 GBP	3,900,000 GBP	4,900,000 GBP	—	1,000,000 GBP	4,800,000 GBP	—	—	—	—	— GBP	9,200,000 GBP	—	—	—	200,000 GBP	—	— GBP	16,500,000 GBP	7,300,000 GBP	—	—	16,300,000 GBP	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	— GBP	—	—	—	— GBP	— GBP	7,700,000 GBP	7,700,000 GBP	—	— GBP	7,700,000 GBP	—	—	—	—	— GBP	6,700,000 GBP	—	—	—	— GBP	—	— GBP	6,700,000 GBP	— GBP	—	—	6,700,000 GBP	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	— GBP	—	—	—	— GBP	— GBP	2,200,000 GBP	2,200,000 GBP	—	— GBP	2,200,000 GBP	—	—	—	—	— GBP	1,400,000 GBP	—	—	—	— GBP	—	— GBP	1,400,000 GBP	— GBP	—	—	1,400,000 GBP	—	—	—	—	—	—	—	—	—	—