Statement Of Comprehensive Income [Abstract]

CMC Markets PLC - Filing #3479906

Concept	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	2022-04-01 to 2023-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31	2021-04-01 to 2022-03-31
Statement of comprehensive income [abstract]
Profit (loss)	41 , 4 3 9 GBP	— GBP	— GBP	— GBP	— GBP	41 , 4 3 9 GBP	— GBP	— GBP	— GBP	71,479,000 GBP	— GBP	— GBP	71, 479 GBP	— GBP
Other comprehensive income [abstract]
Other comprehensive income	1 , 81 9 GBP	—	—	—	—	—	—	—	—	—	—	—	618,000 GBP	—
Comprehensive income	39,620,000 GBP	— GBP	1 , 81 9 GBP	— GBP	— GBP	41 , 4 3 9 GBP	— GBP	— GBP	— GBP	71 ,479 GBP	618,000 GBP	— GBP	72 ,0 97 GBP	— GBP