v3.24.1.1.u2
Inventories and current intangible assets - Narrative (Details) - GBP (£)
£ in Millions
Mar. 31, 2024
Mar. 31, 2023
Subclassifications of assets, liabilities and equities [abstract]
Inventory valuation reserve
£ 4
£ 6
X
- References
No definition available.
+ Details
Name:
ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
Namespace Prefix:
ifrs-full_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration
X
- Definition
Inventory Valuation Reserve
+ References
No definition available.
+ Details
Name:
nggtf_InventoryValuationReserve
Namespace Prefix:
nggtf_
Data Type:
xbrli:monetaryItemType
Balance Type:
credit
Period Type:
instant