Statement Of Comprehensive Income [Abstract]

RM PLC - Filing #6771913

Concept	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	2023-12-01 to 2024-11-30	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	2022-12-01 to 2023-11-30
Statement of comprehensive income [abstract]
Profit (loss)	– GBP	– GBP	– GBP	– GBP	– GBP	4,737,000 GBP	– GBP	13,293,000 GBP	8,556,000 GBP	4,737,000 GBP	16,623,000 GBP	29,104,000 GBP	12,481,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	29,104,000 GBP
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	—	—	—	—	—	—	—	—	—	3,760,000 GBP	—	15,771,000 GBP	—	—	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	—	—	—	—	—	—	—	—	—	848,000 GBP	—	2,790,000 GBP	—	—	—	—	—	—	—	—
Other comprehensive income	– GBP	– GBP	– GBP	37,000 GBP	– GBP	2,912,000 GBP	424,000 GBP	—	—	3,373,000 GBP	—	13,398,000 GBP	—	– GBP	– GBP	130,000 GBP	287,000 GBP	– GBP	– GBP	12,981,000 GBP
Comprehensive income	– GBP	– GBP	– GBP	37,000 GBP	– GBP	1,825,000 GBP	424,000 GBP	—	—	1,364,000 GBP	—	42,502,000 GBP	—	– GBP	– GBP	130,000 GBP	287,000 GBP	– GBP	– GBP	42,085,000 GBP
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	—	—	—	—	—	1,364,000 GBP	—	42,502,000 GBP	—	—	—	—	—	—	—	—