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Structured entities - Own asset securitisations (Details) - GBP (£) £ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Consolidated structured entities |  |
Loans and advances to customers | £ 358,990 | £ 360,544
Consolidated structured entities | Other credit risk transfer securitisations |  |
Consolidated structured entities |  |
Loans and advances to customers | 7,137 | 10,027
ECL in relation to non-defaulted assets | 28 | 183
Consolidated structured entities | Covered Bond Programme |  |
Consolidated structured entities |  |
Debt securities in issue | 0 | 318
Loans and advances to customers | 8,965 | 10,758
Other borrowings | 3,512 | 4,105
Consolidated structured entities | Lending of own issued securities |  |
Consolidated structured entities |  |
Debt securities in issue | 1,564 | 2,029
Consolidated structured entities | Lending of own issued securities | Secured |  |
Consolidated structured entities |  |
Debt securities in issue | 1,494 | 1,893
Held by Third party | Other credit risk transfer securitisations |  |
Consolidated structured entities |  |
Debt securities in issue | £ 867 | £ 772

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