Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]

M&G PLC - Filing #2008143

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	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 effect of changes in foreign exchange rates [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of information when currency is not exchangeable into another currency [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of information when foreign operation’s functional currency is not exchangeable into presentation currency [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of summarised financial information about foreign operation [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of summarised financial information about foreign operation [abstract]
Disclosure of summarised financial information about foreign operation [line items]
Profit (loss)	— GBP	309,000,000 GBP	297,000,000 GBP	— GBP	12,000,000 GBP	297,000,000 GBP	— GBP	— GBP	— GBP	— GBP	— GBP	— GBP	2,055,000,000 GBP	2,068,000,000 GBP	13,000,000 GBP	2,068,000,000 GBP	— GBP	2,055,000,000 GBP	— GBP
Other comprehensive income	— GBP	108,000,000 GBP	104,000,000 GBP	8,000,000 GBP	4,000,000 GBP	96,000,000 GBP	— GBP	— GBP	— GBP	— GBP	— GBP	20,000,000 GBP	42,000,000 GBP	22,000,000 GBP	— GBP	42,000,000 GBP	— GBP	42,000,000 GBP	— GBP
Comprehensive income	— GBP	201,000,000 GBP	193,000,000 GBP	8,000,000 GBP	8,000,000 GBP	201,000,000 GBP	— GBP	— GBP	— GBP	— GBP	— GBP	20,000,000 GBP	2,013,000,000 GBP	2,046,000,000 GBP	13,000,000 GBP	2,026,000,000 GBP	— GBP	2,013,000,000 GBP	— GBP