Profit Or Loss [Abstract]

Johnson Matthey PLC - Filing #2043542

Concept	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	2023-04-01 to 2024-03-31	2023-04-01 to 2024-03-31	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	2022-04-01 to 2023-03-31	2022-04-01 to 2023-03-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	12,843,000,000 GBP	—	—	—	—	—	—	—	—	—	14,933,000,000 GBP
Cost of sales	—	11,916,000,000 GBP	—	—	—	—	—	—	—	—	—	13,939,000,000 GBP
Gross profit	—	927,000,000 GBP	—	—	—	—	—	—	—	—	—	994,000,000 GBP
Distribution costs	—	119,000,000 GBP	—	—	—	—	—	—	—	—	—	117,000,000 GBP
Administrative expenses	—	398,000,000 GBP	—	—	—	—	—	—	—	—	—	412,000,000 GBP
Profit (loss) from operating activities	—	249,000,000 GBP	—	—	—	—	—	—	—	—	—	406,000,000 GBP
Finance costs	—	146,000,000 GBP	—	—	—	—	—	—	—	—	—	110,000,000 GBP
Tax expense (income)	—	56,000,000 GBP	—	—	—	—	—	—	—	—	—	80,000,000 GBP
Profit (loss) from continuing operations	—	108,000,000 GBP	—	—	—	—	—	—	—	—	—	264,000,000 GBP
Profit (loss) from discontinued operations	—	– GBP	—	—	—	—	—	—	—	—	—	12,000,000 GBP
Profit (loss)	– GBP	108,000,000 GBP	– GBP	– GBP	– GBP	108,000,000 GBP	– GBP	– GBP	276,000,000 GBP	– GBP	– GBP	276,000,000 GBP
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share from continuing operations	—	0.586	—	—	—	—	—	—	—	—	—	1.442
Basic earnings (loss) per share	—	0.586	—	—	—	—	—	—	—	—	—	1.509
Diluted earnings per share [abstract]
Diluted earnings (loss) per share from continuing operations	—	0.583	—	—	—	—	—	—	—	—	—	1.436
Diluted earnings (loss) per share	—	0.583	—	—	—	—	—	—	—	—	—	1.502