Statement Of Cash Flows [Abstract]
| Concept |
2022-07-01 to 2023-06-30 |
2021-07-01 to 2022-06-30 |
2020-07-01 to 2021-06-30 |
|---|---|---|---|
| Statement of cash flows [abstract] | |||
| Cash flows from (used in) operating activities [abstract] | |||
| Adjustments for finance income (cost) |
594,000,000
GBP
|
422,000,000
GBP
|
373,000,000
GBP
|
| Increase (decrease) in working capital |
1,175,000,000
GBP
|
179,000,000
GBP
|
331,000,000
GBP
|
| Adjustments for decrease (increase) in trade and other receivables |
121,000,000
GBP
|
378,000,000
GBP
|
446,000,000
GBP
|
| Adjustments for increase (decrease) in employee benefit liabilities |
25,000,000
GBP
|
89,000,000
GBP
|
30,000,000
GBP
|
| Adjustments for depreciation and amortisation expense and impairment loss (reversal of impairment loss) recognised in profit or loss |
1,066,000,000
GBP
|
828,000,000
GBP
|
447,000,000
GBP
|
| Income taxes paid, classified as operating activities |
1,201,000,000
GBP
|
949,000,000
GBP
|
852,000,000
GBP
|
| Cash flows from (used in) financing activities [abstract] | |||
| Dividends paid to equity holders of parent, classified as financing activities |
1,761,000,000
GBP
|
1,718,000,000
GBP
|
1,646,000,000
GBP
|
| Proceeds from current borrowings |
433,000,000
GBP
|
503,000,000
GBP
|
34,000,000
GBP
|
| Repayments of current borrowings |
374,000,000
GBP
|
424,000,000
GBP
|
787,000,000
GBP
|
| Proceeds from issue of bonds, notes and debentures |
2,229,000,000
GBP
|
2,263,000,000
GBP
|
1,031,000,000
GBP
|
| Repayments of bonds, notes and debentures |
1,340,000,000
GBP
|
1,521,000,000
GBP
|
1,247,000,000
GBP
|