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Accounting information and policies - Going Concern Narrative (Details) - Jun. 30, 2022 - European debt issuance programme € in Millions, £ in Millions | EUR (€) | GBP (£)
--- | --- | ---
Euro |  |
Schedule Of Going Concern [Line Items] |  |
Notional amounts | € | € 1,650 |
Sterling |  |
Schedule Of Going Concern [Line Items] |  |
Notional amounts | £ |  | £ 900

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- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
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