| Obligations | Finance charge on | Trade payables and | ||||||||||||||||||||||
| Interest on | under finance | obligations under | other liabilities not | |||||||||||||||||||||
| Debt | debt | leases | finance leases | in net debt | Total | |||||||||||||||||||
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At 31 December 2017 |
£m | £m | £m | £m | £m | £m | ||||||||||||||||||
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Due in less than one year |
(2,802 | ) | (555 | ) | (23 | ) | (2 | ) | (21,521 | ) | (24,903 | ) | ||||||||||||
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Between one and two years |
(1,344 | ) | (497 | ) | (27 | ) | (2 | ) | (853 | ) | (2,723 | ) | ||||||||||||
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Between two and three years |
(1,078 | ) | (488 | ) | (8 | ) | (1 | ) | (813 | ) | (2,388 | ) | ||||||||||||
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Between three and four years |
(16 | ) | (488 | ) | (2 | ) | (1 | ) | (784 | ) | (1,291 | ) | ||||||||||||
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Between four and five years |
(1,483 | ) | (468 | ) | (1 | ) | (1 | ) | (752 | ) | (2,705 | ) | ||||||||||||
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Between five and ten years |
(3,694 | ) | (2,018 | ) | (5 | ) | (5 | ) | (3,609 | ) | (9,331 | ) | ||||||||||||
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Greater than ten years |
(6,720 | ) | (3,996 | ) | — | — | (1,471 | ) | (12,187 | ) | ||||||||||||||
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Gross contractual cash flows |
(17,137 | ) | (8,510 | ) | (66 | ) | (12 | ) | (29,803 | ) | (55,528 | ) | ||||||||||||
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| Finance charge on | Trade payables and | |||||||||||||||||||||||
| Obligations | obligations | other | ||||||||||||||||||||||
| Interest on | under finance | under finance | liabilities not | |||||||||||||||||||||
| Debt | debt | leases | leases | in net debt | Total | |||||||||||||||||||
|
At 31 December 2016 |
£m | £m | £m | £m | £m | £m | ||||||||||||||||||
|
Due in less than one year |
(4,108 | ) | (705 | ) | (23 | ) | (2 | ) | (11,621 | ) | (16,459 | ) | ||||||||||||
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Between one and two years |
(2,218 | ) | (566 | ) | (22 | ) | (1 | ) | (8,784 | ) | (11,591 | ) | ||||||||||||
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Between two and three years |
(1,282 | ) | (503 | ) | (12 | ) | — | (961 | ) | (2,758 | ) | |||||||||||||
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Between three and four years |
— | (496 | ) | (7 | ) | — | (786 | ) | (1,289 | ) | ||||||||||||||
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Between four and five years |
— | (496 | ) | — | — | (705 | ) | (1,201 | ) | |||||||||||||||
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Between five and ten years |
(4,117 | ) | (2,122 | ) | — | — | (3,474 | ) | (9,713 | ) | ||||||||||||||
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Greater than ten years |
(7,124 | ) | (4,522 | ) | — | — | (3,135 | ) | (14,781 | ) | ||||||||||||||
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Gross contractual cash flows |
(18,849 | ) | (9,410 | ) | (64 | ) | (3 | ) | (29,466 | ) | (57,792 | ) | ||||||||||||
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