Disclosure Of Financial Instruments [Text Block]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|
| Disclosure of financial instruments [text block] | — | — | — | — |
| Income, expense, gains or losses of financial instruments [abstract] | ||||
| Gains (losses) on financial instruments [abstract] | ||||
| Gains (losses) on financial assets at fair value through profit or loss | — |
2 9. 5
GBP
|
— |
7. 4
GBP
|
| Other comprehensive income, before tax, financial assets measured at fair value through other comprehensive income | — |
1 .1
GBP
|
— |
1,000,000
GBP
|
| Disclosure of general hedge accounting [text block] | — | — | — | — |
| Disclosure of detailed information about hedged items [text block] | — | — | — | — |
| Disclosure of detailed information about hedged items [abstract] | ||||
| Disclosure of detailed information about hedged items [line items] | ||||
| Accumulated fair value hedge adjustment on hedged item included in carrying amount, assets |
13 8 .9
GBP
|
— |
181,600,000
GBP
|
— |
| Accumulated fair value hedge adjustment on hedged item included in carrying amount, liabilities |
1 9. 7
GBP
|
— |
8. 2
GBP
|
— |