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Net debt - Reconciliation (Details) - GBP (£) £ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Net debt |  |
Opening | £ (1,285) | £ (1,015)
Cash flows | (680) | (163)
Non-cash (fair value changes, accruals and acquisitions) | (977) | (32)
Non-cash (foreign exchange, additions and other) | (354) | (75)
Closing | (3,296) | (1,285)
Bank and other short-term borrowings |  |
Net debt |  |
Opening | (459) | (1,591)
Cash flows | (121) | 1,135
Non-cash (fair value changes, accruals and acquisitions) | (771) | (12)
Non-cash (foreign exchange, additions and other) | (4) | 9
Closing | (1,355) | (459)
Bank and other long-term borrowings |  |
Net debt |  |
Opening | (1,256) | (1,338)
Cash flows | (2,257) | 15
Non-cash (fair value changes, accruals and acquisitions) |  | (12)
Non-cash (foreign exchange, additions and other) | (61) | 79
Closing | (3,574) | (1,256)
Lease liabilities |  |
Net debt |  |
Opening | (217) | (215)
Cash flows | 114 | 94
Non-cash (fair value changes, accruals and acquisitions) | (225) | (5)
Non-cash (foreign exchange, additions and other) | (139) | (91)
Closing | (467) | (217)
Other Investment |  |
Net debt |  |
Opening | 1 | 172
Cash flows |  | (171)
Closing | 1 | 1
Fair value of debt-related derivatives |  |
Net debt |  |
Opening | (22) | 7
Cash flows | (7) | 31
Non-cash (fair value changes, accruals and acquisitions) | 19 | (3)
Non-cash (foreign exchange, additions and other) | (61) | (57)
Closing | (71) | (22)
Gross debt |  |
Net debt |  |
Opening | (1,953) | (2,965)
Cash flows | (2,271) | 1,104
Non-cash (fair value changes, accruals and acquisitions) | (977) | (32)
Non-cash (foreign exchange, additions and other) | (265) | (60)
Closing | (5,466) | (1,953)
Cash and Cash Equivalents |  |
Net debt |  |
Opening | 668 | 1,950
Cash flows | 1,591 | (1,267)
Non-cash (foreign exchange, additions and other) | (89) | (15)
Closing | £ 2,170 | £ 668

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