Disclosure Of Employee Benefits [Text Block]

Morgan Advanced Materials PLC - Filing #2015238

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	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
Disclosure of employee benefits [text block]	22. Pensions and other post-retirement employee benefits	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of information about defined benefit plans [abstract]
Disclosure of defined benefit plans [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of defined benefit plans [abstract]
Disclosure of defined benefit plans [line items]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans [abstract]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	12,000,000 GBP	12,000,000 GBP	– GBP	– GBP	– GBP	12,000,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	2,100,000 GBP	2,100,000 GBP	– GBP	– GBP	– GBP	– GBP	2,100,000 GBP	– GBP	– GBP
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	11,500,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	5,500,000 GBP	—	—	—	—	—	—	—	—