Statement Of Changes In Equity [Abstract]

Oxford Instruments PLC - Filing #2051881

Concept	2023-04-01 to 2024-03-31	As at 2024-03-31	As at 2024-03-31	As at 2024-03-31	As at 2024-03-31	2023-04-01 to 2024-03-31	As at 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	As at 2024-03-31	As at 2023-03-31	As at 2023-03-31	As at 2023-03-31	2022-04-01 to 2023-03-31	2022-04-01 to 2023-03-31	2022-04-01 to 2023-03-31	2022-04-01 to 2023-03-31	As at 2023-03-31	2022-04-01 to 2023-03-31	As at 2023-03-31	2022-04-01 to 2023-03-31	As at 2023-03-31	2021-04-01 to 2022-03-31	As at 2022-03-31	As at 2021-03-31	As at 2021-03-31	As at 2021-03-31	As at 2021-03-31	As at 2021-03-31	As at 2021-03-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	0. 2 GBP	292 .6 GBP	62 .6 GBP	2,900,000 GBP	—	365,700,000 GBP	—	—	—	—	7. 4 GBP	3 44.0 GBP	62 .6 GBP	2,900,000 GBP	—	—	—	—	265,400,000 GBP	—	12 .9 GBP	—	0. 2 GBP	—	3 4 4.0 GBP	24 3 . 2 GBP	0. 2 GBP	316 .4 GBP	2,900,000 GBP	62. 5 GBP	7. 6 GBP
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	– GBP	—	—	—	—	50. 7 GBP	—	– GBP	– GBP	5 0.7 GBP	– GBP	—	—	—	—	– GBP	– GBP	58,600,000 GBP	– GBP	—	– GBP	—	58,600,000 GBP	—	58,600,000 GBP	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	—	—	20. 2 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	23,600,000 GBP	—	—	—	—	—	—	—	—	—
Issue of equity	– GBP	—	—	—	—	– GBP	—	– GBP	– GBP	– GBP	– GBP	—	—	—	—	– GBP	– GBP	– GBP	100,000 GBP	—	– GBP	—	100,000 GBP	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	– GBP	—	—	—	—	1 1 .4 GBP	—	– GBP	– GBP	1 1 .4 GBP	– GBP	—	—	—	—	– GBP	– GBP	10. 6 GBP	– GBP	—	– GBP	—	10. 6 GBP	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	– GBP	—	—	—	—	3 .0 GBP	—	– GBP	– GBP	3 .0 GBP	– GBP	—	—	—	—	– GBP	– GBP	2,400,000 GBP	– GBP	—	– GBP	—	2,400,000 GBP	—	—	—	—	—	—	—	—	—