Analysis Of Income And Expense [Abstract]

RM PLC - Filing #2011911

Concept	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2022-12-01 to 2023-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30	2021-12-01 to 2022-11-30
Analysis of income and expense [abstract]
Revenue [abstract]
Revenue	- GBP	195,186,000 GBP	195,186,000 GBP	—	—	—	—	—	—	—	—	—	- GBP	—	—	214,167,000 GBP	—	—	214,167,000 GBP	—
Material income and expense [abstract]
Operating expense	7,905,000 GBP	74,517,000 GBP	66,612,000 GBP	—	—	—	—	—	—	—	—	—	26,833,000 GBP	—	—	60,171,000 GBP	—	—	87,004,000 GBP	—
Income tax relating to components of other comprehensive income [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	—	2,790,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2,914,000 GBP	—
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss	—	- GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	11,000 GBP	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	—	42,502,000 GBP	—	- GBP	- GBP	130,000 GBP	287,000 GBP	- GBP	- GBP	42,085,000 GBP	- GBP	301,000 GBP	—	23,731,000 GBP	- GBP	—	440,000 GBP	- GBP	23,870,000 GBP	- GBP
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	42,502,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	23,870,000 GBP	—