Disclosure Of First-Time Adoption [Text Block]

Derwent London PLC - Filing #3488061

Concept	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Disclosure of first-time adoption [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of comparative information prepared under previous GAAP [abstract]
Disclosure of comparative information prepared under previous GAAP [line items]
Equity	—	3,299,700,000 GBP	941,100,000 GBP	—	—	—	4,441,800,000 GBP	—	—	1,382,300,000 GBP	925,600,000 GBP	– GBP	1,382,300,000 GBP	—	—	—	195,400,000 GBP	—	5,600,000 GBP	255,700,000 GBP	—	4,441,800,000 GBP	– GBP	—	195,400,000 GBP	5,600,000 GBP	—	—	—	3,124,500,000 GBP	51,900,000 GBP	—	4,263,200,000 GBP	5,600,000 GBP	—	—	—	—	—	—	1,446,800,000 GBP	—	– GBP	1,446,800,000 GBP	5,600,000 GBP	926,300,000 GBP	321,200,000 GBP	193,700,000 GBP	939,400,000 GBP	193,700,000 GBP	—	4,315,100,000 GBP	—	—	—	—	4,421,200,000 GBP	55,700,000 GBP	936,200,000 GBP	4,476,900,000 GBP	403,700,000 GBP	5,600,000 GBP	1,525,600,000 GBP	923,300,000 GBP	193,000,000 GBP	193,000,000 GBP	5,600,000 GBP	1,525,600,000 GBP	3,286,400,000 GBP	– GBP
Comprehensive income	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	258,500,000 GBP	—	84,900,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Profit (loss)	1,500,000 GBP	—	—	– GBP	252,300,000 GBP	– GBP	—	11,600,000 GBP	– GBP	—	—	—	—	– GBP	– GBP	– GBP	—	11,600,000 GBP	—	—	11,600,000 GBP	—	—	– GBP	—	—	253,800,000 GBP	252,300,000 GBP	81,400,000 GBP	—	—	1,800,000 GBP	—	—	– GBP	1,800,000 GBP	– GBP	– GBP	1,800,000 GBP	77,600,000 GBP	—	– GBP	—	—	—	—	—	—	—	—	– GBP	—	– GBP	3,800,000 GBP	– GBP	77,600,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—