Analysis Of Income And Expense [Abstract]

Supermarket Income REIT PLC - Filing #2288440

Concept	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2023-07-01 to 2024-06-30	2022-07-01 to 2023-06-30
Analysis of income and expense [abstract]
Material income and expense [abstract]
Selling, general and administrative expense [abstract]
General and administrative expense	—	15,218,000 GBP	—	—	—	—	—	15,429,000 GBP
Property service charge income (expense) [abstract]
Property service charge income	—	6,822,000 GBP	—	—	—	—	—	5,939,000 GBP
Property service charge expense	—	7,441,000 GBP	—	—	—	—	—	6,518,000 GBP
Gains (losses) on change in fair value of derivatives [abstract]
Gains (losses) on change in fair value of derivatives	—	31,251,000 GBP	—	—	—	—	—	10,024,000 GBP
Miscellaneous other comprehensive income [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	—	32,000 GBP	—	—	—	—	—	– GBP
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract]
Share of profit (loss) of joint ventures accounted for using equity method	—	– GBP	—	—	—	—	—	23,232,000 GBP
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	– GBP	22,917,000 GBP	1,765,000 GBP	– GBP	32,000 GBP	– GBP	21,184,000 GBP	143,798,000 GBP
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	22,917,000 GBP	—	—	—	—	—	143,798,000 GBP