Profit Or Loss [Abstract]
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | ||||||||||||||||||||
| Profit (loss) [abstract] | ||||||||||||||||||||
| Revenue | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Insurance revenue | — |
18,497,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
16,889,000,000
GBP
|
— | — | — | — | — | — | — |
| Other expenses, by nature | — |
2,108,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
1,719,000,000
GBP
|
— | — | — | — | — | — | — |
| Insurance service expenses from insurance contracts issued | — |
16,217,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
15,505,000,000
GBP
|
— | — | — | — | — | — | — |
| Income (expenses) from reinsurance contracts held, other than finance income (expenses) | — |
761,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
383,000,000
GBP
|
— | — | — | — | — | — | — |
| Finance costs | — |
479,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
470,000,000
GBP
|
— | — | — | — | — | — | — |
| Insurance finance income (expenses) from insurance contracts issued recognised in profit or loss | — |
7,228,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
24,499,000,000
GBP
|
— | — | — | — | — | — | — |
| Finance income (expenses) from reinsurance contracts held recognised in profit or loss | — |
641,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
2,123,000,000
GBP
|
— | — | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — |
71,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
8,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss) before tax | — |
1,690,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
2,239,000,000
GBP
|
— | — | — | — | — | — | — |
| Tax expense (income) | — |
584,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
1,209,000,000
GBP
|
— | — | — | — | — | — | — |
| 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
|
| Profit (loss), attributable to [abstract] | ||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — |
1,085,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
1,051,000,000
GBP
|
— | — | — | — | — | — | — |
| Profit (loss), attributable to non-controlling interests | — |
21,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
21,000,000
GBP
|
— | — | — | — | — | — | — |
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Earnings per share [abstract] | ||||||||||||||||||||
| Earnings per share [line items] | ||||||||||||||||||||
| Basic earnings per share [abstract] | ||||||||||||||||||||
| Basic earnings (loss) per share | — |
37.700
|
— | — | — | — | — | — | — | — | — | — |
34.700
|
— | — | — | — | — | — | — |
| Diluted earnings per share [abstract] | ||||||||||||||||||||
| Diluted earnings (loss) per share | — |
37.200
|
— | — | — | — | — | — | — | — | — | — |
34.700
|
— | — | — | — | — | — | — |