Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
3 5 .1
GBP
|
3 9. 2
GBP
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
18 .4
GBP
|
20,600,000
GBP
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash [abstract] | |||
| Cash on hand |
500,000
GBP
|
500,000
GBP
|
— |
| Cash and cash equivalents |
2, 736.7
GBP
|
2, 370 .6
GBP
|
2, 102.8
GBP
|
| Miscellaneous assets [abstract] | |||
| Derivative financial assets |
185,700,000
GBP
|
12. 3
GBP
|
— |
| Investments other than investments accounted for using equity method |
49 1.4
GBP
|
47 1 . 2
GBP
|
— |
| Loans and advances | — | — | — |
| Loans and advances to banks |
2 ,843.6
GBP
|
2,6 7 6.2
GBP
|
— |
| Loans and advances to customers |
21,0 80.3
GBP
|
19,230,700,000
GBP
|
— |
| Other assets |
10,200,000
GBP
|
9. 1
GBP
|
— |
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other provisions |
2 .0
GBP
|
1,800,000
GBP
|
— |
| Borrowings, by type [abstract] | |||
| Bonds issued |
15. 2
GBP
|
3 7. 6
GBP
|
— |
| Miscellaneous liabilities [abstract] | |||
| Derivative financial liabilities |
1 9. 7
GBP
|
16 3.6
GBP
|
— |
| Deposit liabilities | — | — | — |
| Deposits from banks |
4 , 31 9. 6
GBP
|
3, 570. 2
GBP
|
— |
| Deposits from customers [abstract] | |||
| Deposits from customers |
1 7, 5 2 6 . 4
GBP
|
16,603. 1
GBP
|
— |
| Subordinated liabilities [abstract] | |||
| Subordinated liabilities |
10. 3
GBP
|
10,500,000
GBP
|
— |
| Debt instruments issued |
460,300,000
GBP
|
4 21 .9
GBP
|
— |
| Other liabilities |
2 9. 6
GBP
|
2 7. 8
GBP
|
— |
| Issued capital [abstract] | |||
| Issued capital |
4. 5
GBP
|
1,359 .8
GBP
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
3 , 2 15 .1
GBP
|
1,608,600,000
GBP
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
24,531,900,000
GBP
|
22,654,500,000
GBP
|
— |
| Liabilities |
22,507 .5
GBP
|
20,977,600,000
GBP
|
— |
| Assets less current liabilities [abstract] |