Statement Of Comprehensive Income [Abstract]

Next PLC - Filing #4998747

Concept	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2021-01-31 to 2022-01-29	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30	2020-01-26 to 2021-01-30
Statement of comprehensive income [abstract]
Profit (loss)	677,500,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	677,500,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	286,700,000 GBP	– GBP	286,700,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP
Other comprehensive income [abstract]
Other comprehensive income that will not be reclassified to profit or loss, net of tax	—	—	—	—	—	—	41,300,000 GBP	—	—	—	—	—	—	—	46,300,000 GBP	—	—	—	—	—
Other comprehensive income that will be reclassified to profit or loss, net of tax	—	—	—	—	—	—	28,100,000 GBP	—	—	—	—	—	—	—	14,400,000 GBP	—	—	—	—	—
Other comprehensive income	41,300,000 GBP	– GBP	29,900,000 GBP	– GBP	2,400,000 GBP	600,000 GBP	69,400,000 GBP	– GBP	– GBP	– GBP	2,500,000 GBP	400,000 GBP	46,300,000 GBP	– GBP	60,700,000 GBP	– GBP	– GBP	– GBP	– GBP	11,500,000 GBP
Comprehensive income	718,800,000 GBP	– GBP	29,900,000 GBP	– GBP	2,400,000 GBP	600,000 GBP	746,900,000 GBP	– GBP	– GBP	– GBP	2,500,000 GBP	400,000 GBP	240,400,000 GBP	– GBP	226,000,000 GBP	– GBP	– GBP	– GBP	– GBP	11,500,000 GBP