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Consolidated cash flow statement (Parenthetical) - GBP (£)
£ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Consolidated cash flow statement      
Interest received £ 20,345 £ 12,638 £ 9,696
Interest paid 8,871 2,357 1,668
Cash outflow for leases 122 170 195
Payments of principal amount, lease liabilities £ 102 £ 145 £ 164