Statement Of Changes In Equity [Abstract]

Rentokil Initial PLC - Filing #6770182

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	3,606,000,000 GBP	15,000,000 GBP	—	25,000,000 GBP	1,000,000 GBP	725,000,000 GBP	—	—	—	2,998,000,000 GBP	—	33,000,000 GBP	—	4,228,000,000 GBP	—	1,723,000,000 GBP	—	– GBP	—	583,000,000 GBP	3,518,000,000 GBP	—	—	—	1,000,000 GBP	—	14,000,000 GBP	—	25,000,000 GBP	754,000,000 GBP	2,998,000,000 GBP	—	6,000,000 GBP	—	—	4,088,000,000 GBP	—	—	5,000,000 GBP	1,723,000,000 GBP	532,000,000 GBP	—	—	—	3,000,000 GBP	—	4,098,000,000 GBP	—	1,000,000 GBP	9,000,000 GBP	1,723,000,000 GBP	3,302,000,000 GBP	25,000,000 GBP	511,000,000 GBP	2,998,000,000 GBP	—	—	—	– GBP	763,000,000 GBP	—	– GBP	– GBP	4,097,000,000 GBP	—	9,000,000 GBP	—	1,000,000 GBP	1,000,000 GBP	763,000,000 GBP	25,000,000 GBP	—	3,301,000,000 GBP	– GBP	4,000,000 GBP	1,000,000 GBP	1,927,000,000 GBP	1,723,000,000 GBP	– GBP	7,000,000 GBP	1,000,000 GBP	211,000,000 GBP	19,000,000 GBP	3,166,000,000 GBP	1,264,000,000 GBP	9,000,000 GBP	2,000,000 GBP
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	– GBP	– GBP	—	—	—	—	—	—	307,000,000 GBP	– GBP	—	—	—	—	307,000,000 GBP	—	– GBP	—	—	—	—	—	—	– GBP	381,000,000 GBP	– GBP	—	—	—	– GBP	—	—	—	—	—	—	381,000,000 GBP	—	– GBP	—	—	—	—	—	– GBP	– GBP	—	– GBP	—	232,000,000 GBP	—	—	—	—	—	—	—	—	232,000,000 GBP	– GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	—	—	—	—	—	—	—	—	—	—	—	45,000,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	225,000,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	295,000,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	– GBP	– GBP	—	—	29,000,000 GBP	—	—	—	301,000,000 GBP	– GBP	– GBP	—	27,000,000 GBP	—	352,000,000 GBP	—	51,000,000 GBP	—	– GBP	—	5,000,000 GBP	—	—	– GBP	387,000,000 GBP	– GBP	—	243,000,000 GBP	—	– GBP	—	—	—	– GBP	—	3,000,000 GBP	156,000,000 GBP	—	231,000,000 GBP	– GBP	—	—	—	9,000,000 GBP	– GBP	308,000,000 GBP	—	– GBP	—	63,000,000 GBP	—	—	—	—	—	—	—	300,000,000 GBP	245,000,000 GBP	– GBP	—	—	6,000,000 GBP	—	—	—	– GBP	—	2,000,000 GBP	—	—	—	—	– GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Issue of equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	6,000,000 GBP	– GBP	—	– GBP	—	6,000,000 GBP	—	—	—	—	—	—	—	—	– GBP	– GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	– GBP	– GBP	—	—	—	—	—	—	20,000,000 GBP	– GBP	—	—	—	—	20,000,000 GBP	—	– GBP	—	—	—	—	—	—	– GBP	27,000,000 GBP	– GBP	—	—	—	– GBP	—	—	—	—	—	—	27,000,000 GBP	—	– GBP	—	—	—	—	—	– GBP	– GBP	—	– GBP	—	18,000,000 GBP	—	—	—	—	—	—	—	—	18,000,000 GBP	– GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—