Statement Of Comprehensive Income [Abstract]

Hammerson PLC - Filing #1872278

Concept	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31
Statement of comprehensive income [abstract]
Profit (loss)	– GBP	– GBP	– GBP	164,200,000 GBP	164,200,000 GBP	– GBP	– GBP	– GBP	164,200,000 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	429,100,000 GBP	– GBP	– GBP	– GBP	429,100,000 GBP	429,100,000 GBP
Other comprehensive income [abstract]
Other comprehensive income	—	—	—	21,900,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	20,000,000 GBP	—
Comprehensive income	– GBP	– GBP	25,400,000 GBP	142,300,000 GBP	167,600,000 GBP	100,000 GBP	– GBP	– GBP	142,200,000 GBP	– GBP	– GBP	– GBP	– GBP	40,200,000 GBP	449,100,000 GBP	– GBP	– GBP	– GBP	449,100,000 GBP	408,900,000 GBP