Statement Of Changes In Equity [Abstract]

NCC GROUP PLC - Filing #1936469

Concept	As at 2023-05-31	As at 2023-05-31	2022-06-01 to 2023-05-31	As at 2023-05-31	As at 2023-05-31	As at 2023-05-31	2022-06-01 to 2023-05-31	2022-06-01 to 2023-05-31	2022-06-01 to 2023-05-31	2022-06-01 to 2023-05-31	2022-06-01 to 2023-05-31	As at 2023-05-31	As at 2023-05-31	2022-06-01 to 2023-05-31	As at 2022-05-31	2021-06-01 to 2022-05-31	As at 2022-05-31	As at 2022-05-31	2021-06-01 to 2022-05-31	2021-06-01 to 2022-05-31	As at 2022-05-31	As at 2022-05-31	As at 2022-05-31	2021-06-01 to 2022-05-31	2021-06-01 to 2022-05-31	As at 2022-05-31	2021-06-01 to 2022-05-31	2021-06-01 to 2022-05-31	As at 2021-05-31	As at 2021-05-31	As at 2021-05-31	As at 2021-05-31	As at 2021-05-31	As at 2021-05-31	As at 2021-05-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	3 .1 GBP	28,800,000 GBP	—	3 7. 5 GBP	— GBP	278. 2 GBP	—	—	—	—	—	2 2 4 .1 GBP	42,300,000 GBP	—	— GBP	—	42,300,000 GBP	35,100,000 GBP	—	—	3. 1 GBP	224,000,000 GBP	11. 3 GBP	—	—	293,200,000 GBP	—	—	20,300,000 GBP	3 .1 GBP	266 .2 GBP	223 .2 GBP	42. 3 GBP	0. 8 GBP	21,900,000 GBP
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	— GBP	—	—	—	— GBP	— GBP	4 . 6 GBP	— GBP	— GBP	—	—	4. 6 GBP	—	23. 0 GBP	—	—	— GBP	— GBP	—	—	—	— GBP	— GBP	—	23,000,000 GBP	— GBP	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	—	—	—	—	—	—	—	—	—	—	2,400,000 GBP	—	14. 7 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	—	— GBP	—	—	—	— GBP	— GBP	4 .6 GBP	2,400,000 GBP	— GBP	—	—	2. 2 GBP	—	3 7 . 7 GBP	—	—	— GBP	14 . 8 GBP	—	—	—	0 .1 GBP	— GBP	—	23,000,000 GBP	— GBP	—	—	—	—	—	—	—
Issue of equity	—	—	— GBP	—	—	—	— GBP	0 .1 GBP	— GBP	— GBP	— GBP	—	—	0 .1 GBP	—	0. 8 GBP	—	—	800,000 GBP	— GBP	—	—	—	— GBP	— GBP	—	— GBP	— GBP	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	— GBP	—	—	—	— GBP	— GBP	14 .5 GBP	— GBP	— GBP	—	—	14 .5 GBP	—	14. 4 GBP	—	—	— GBP	— GBP	—	—	—	— GBP	— GBP	—	14 .4 GBP	— GBP	—	—	—	—	—	—	—
Increase (decrease) through treasury share transactions, equity	—	—	— GBP	—	—	—	— GBP	— GBP	500,000 GBP	— GBP	— GBP	—	—	500,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	— GBP	—	—	—	— GBP	— GBP	2,200,000 GBP	— GBP	— GBP	—	—	2,200,000 GBP	—	3,200,000 GBP	—	—	— GBP	— GBP	—	—	—	— GBP	— GBP	—	3,200,000 GBP	— GBP	—	—	—	—	—	—	—