Disclosure Of Effect Of Changes In Foreign Exchange Rates [Text Block]
| 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 |
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] | — |
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Foreign exchange gain (loss) [abstract] | ||||||||||||||||||||
| Foreign exchange gain (loss) | — |
146,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
73,000,000
GBP
|
— | — | — | — | — | — | — |
| 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
|
1,106,000,000
GBP
|
1,085,000,000
GBP
|
—
GBP
|
21,000,000
GBP
|
1,085,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
1,030,000,000
GBP
|
1,051,000,000
GBP
|
21,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
1,051,000,000
GBP
|
| Other comprehensive income |
—
GBP
|
461,000,000
GBP
|
458,000,000
GBP
|
85,000,000
GBP
|
3,000,000
GBP
|
373,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
95,000,000
GBP
|
1,043,000,000
GBP
|
1,130,000,000
GBP
|
8,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
1,035,000,000
GBP
|
| Comprehensive income |
—
GBP
|
645,000,000
GBP
|
627,000,000
GBP
|
85,000,000
GBP
|
18,000,000
GBP
|
712,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
95,000,000
GBP
|
2,073,000,000
GBP
|
2,181,000,000
GBP
|
13,000,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
2,086,000,000
GBP
|