v3.24.1.1.u2
Property, plant and equipment - Disclosure of information in relation to right-of-use assets (Details) - GBP (£)
£ in Millions
12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Property, plant and equipment [abstract]    
Interest expense on lease liabilities £ (69) £ (24)
Lease income 384 409
Expense relating to short-term and low-value leases (20) (19)
Variable lease payments included in lease income £ 360 £ 394