The number of share options outstanding in a share-based payment arrangement.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2027-01-01
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
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-Name IFRS
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2027-01-01
-Name IFRS
-Number 19
-IssueDate 2025-01-01
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+ Details

- Definition

The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]]

+ References + Details

Share-based payments - Summary of options outstanding (Details) OPTION in Millions	12 Months Ended
	Mar. 31, 2026 OPTION £ / shares	Mar. 31, 2025 OPTION £ / shares	Mar. 31, 2024 OPTION £ / shares	Mar. 31, 2023 OPTION £ / shares
Summary of options outstanding and exercisable
Outstanding shares \| OPTION	59	65	70	62
Weighted average exercise price	£ 0.61	£ 0.62	£ 0.66	£ 0.87
Weighted average remaining contractual life	14 months	23 months
Minimum
Summary of options outstanding and exercisable
Weighted average exercise price	£ 0.58
Maximum
Summary of options outstanding and exercisable
Weighted average exercise price	£ 1.28