Statement Of Changes In Equity [Abstract]

METRO BANK HOLDINGS PLC - Filing #5970311

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	1 ,02 2 GBP	144,000,000 GBP	– GBP	—	—	—	—	– GBP	24,000,000 GBP	—	7,000,000 GBP	1 ,1 8 3 GBP	—	1 ,1 3 4 GBP	97 8 GBP	—	—	14 4 GBP	—	– GBP	—	– GBP	—	11,000,000 GBP	23,000,000 GBP	—	956,000,000 GBP	20,000,000 GBP	1,015,000,000 GBP	1,964,000,000 GBP	– GBP	– GBP	13,000,000 GBP
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	—	—	—	—	42,500,000 GBP	—	—	—	—	—	—	—	29. 5 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	—	—	—	3,400,000 GBP	—	—	—	—	—	—	—	2,400,000 GBP	—	—	– GBP	– GBP	—	– GBP	—	– GBP	—	– GBP	—	—	2,000,000 GBP	—	—	—	—	—	—	—
Comprehensive income	—	—	—	—	—	—	45,900,000 GBP	—	—	—	—	—	—	—	31. 9 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Issue of equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1 50 GBP	—	—	– GBP	150,000,000 GBP	—	– GBP	—	– GBP	—	– GBP	—	—	– GBP	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	– GBP	– GBP	—	—	—	– GBP	2,000,000 GBP	2,000,000 GBP	– GBP	—	—	– GBP	—	—	3,000,000 GBP	—	—	– GBP	– GBP	—	– GBP	—	3,000,000 GBP	—	– GBP	—	—	– GBP	—	—	—	—	—	—	—