Statement Of Changes In Equity [Abstract]

M&G PLC - Filing #1868950

Concept	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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Dividends recognised as distributions to owners of parent	— GBP	4 6 5 GBP	— GBP	— GBP	4 6 5 GBP	— GBP	4 6 5 GBP	— GBP	— GBP	— GBP	— GBP	— GBP	— GBP	— GBP	— GBP	4 6 6 GBP	4 6 6 GBP	4 6 6 GBP
Dividends recognised as distributions to non-controlling interests	— GBP	— GBP	— GBP	— GBP	1 4 GBP	— GBP	— GBP	1 4 GBP	— GBP	6,000,000 GBP	— GBP	— GBP	— GBP	— GBP	— GBP	— GBP	6,000,000 GBP	— GBP