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v3.23.2

Intangible assets - Schedule of Pre-tax discount rates and terminal growth rates used for impairment testing (Details) | Jun. 30, 2023 | Jun. 30, 2022
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United States |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 9.00% | 8.00%
Terminal growth rate | 2.00% | 2.00%
Long-term growth rate | 4.00% | 4.00%
United Kingdom |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 9.00% | 8.00%
Terminal growth rate | 2.00% | 2.00%
Long-term growth rate | 5.00% | 4.00%
Turkey |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 28.00% | 31.00%
Terminal growth rate | 16.00% | 15.00%
Long-term growth rate | 28.00% | 25.00%
Australia |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 10.00% | 7.00%
Terminal growth rate | 3.00% | 2.00%
Long-term growth rate | 5.00% | 5.00%
Korea |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 11.00% | 7.00%
Terminal growth rate | (2.00%) | 2.00%
Long-term growth rate | 4.00% | 5.00%
India |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 14.00% | 14.00%
Terminal growth rate | 4.00% | 4.00%
Long-term growth rate | 15.00% | 11.00%
Greater China |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 11.00% | 7.00%
Terminal growth rate | 2.00% | 2.00%
Long-term growth rate | 6.00% | 7.00%
Brazil |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 16.00% | 12.00%
Terminal growth rate | 3.00% | 3.00%
Long-term growth rate | 6.00% | 6.00%
Mexico |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 13.00% | 14.00%
Terminal growth rate | 3.00% | 3.00%
Long-term growth rate | 6.00% | 6.00%
Africa Emerging Markets |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 35.00% | 12.00%
Terminal growth rate | 8.00% | 5.00%
Long-term growth rate | 18.00% | 11.00%
South Africa |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 20.00% | 16.00%
Terminal growth rate | 5.00% | 0.00%
Long-term growth rate | 6.00% | 6.00%
Nigeria |  |
Disclosure of information for cash-generating units [line items] |  |
Pre-tax discount rate | 35.00% | 24.00%
Terminal growth rate | 5.00% | 12.00%
Long-term growth rate | 18.00% | 15.00%

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