Profit Or Loss [Abstract]

RIT Capital Partners PLC - Filing #2007734

Concept	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	1 43.2 GBP	—	—	—	32,500,000 GBP	1 1 0.7 GBP	—	—	—	—	—	—	—	—	508,600,000 GBP	—	—	—	26,700,000 GBP	535,300,000 GBP	—	—	—	—
Other income	3,200,000 GBP	—	—	—	3,200,000 GBP	– GBP	—	—	—	—	—	—	—	—	7. 6 GBP	—	—	—	7. 6 GBP	– GBP	—	—	—	—
Finance costs	34,400,000 GBP	—	—	—	6,900,000 GBP	27 .5 GBP	—	—	—	—	—	—	—	—	25,000,000 GBP	—	—	—	5,000,000 GBP	20,000,000 GBP	—	—	—	—
Profit (loss) before tax	66,100,000 GBP	—	—	—	2,900,000 GBP	69,000,000 GBP	—	—	—	—	—	—	—	—	577 .2 GBP	—	—	—	14,300,000 GBP	562,900,000 GBP	—	—	—	—
Tax expense (income)	– GBP	—	—	—	– GBP	– GBP	—	—	—	—	—	—	—	—	– GBP	—	—	—	– GBP	– GBP	—	—	—	—
Profit (loss)	66,100,000 GBP	– GBP	2,900,000 GBP	69,000,000 GBP	2,900,000 GBP	69,000,000 GBP	– GBP	2,900,000 GBP	– GBP	– GBP	– GBP	69,000,000 GBP	– GBP	– GBP	577 .2 GBP	1 4.3 GBP	– GBP	– GBP	14,300,000 GBP	562,900,000 GBP	14,300,000 GBP	562,900,000 GBP	562,900,000 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	0.442	—	—	—	1. 9	0.461	—	—	—	—	—	—	—	—	371 .3	—	—	—	0.092	3.621	—	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share	0.438	—	—	—	1. 9	0.457	—	—	—	—	—	—	—	—	371 .3	—	—	—	0.092	3.621	—	—	—	—