Disclosure Of First-Time Adoption [Text Block]

Direct Line Insurance Group PLC - Filing #3490597

Concept	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	As at 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	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	2021-01-01 to 2021-12-31	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	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	As at 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	As at 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
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	41,400,000 GBP	1,454,800,000 GBP	982,900,000 GBP	—	—	2,896,700,000 GBP	346,500,000 GBP	—	—	9,000,000 GBP	—	—	2,550,200,000 GBP	—	300,000 GBP	145,200,000 GBP	—	—	—	—	—	1,056,100,000 GBP	—	—	148,900,000 GBP	2,699,700,000 GBP	—	83,900,000 GBP	346,500,000 GBP	40,300,000 GBP	— GBP	3,046,200,000 GBP	—	—	1,451,100,000 GBP	—	346,500,000 GBP	2,643,600,000 GBP	47,500,000 GBP	100,000 GBP	1,450,000,000 GBP	2,990,100,000 GBP	1,026,200,000 GBP	30,200,000 GBP	150,000,000 GBP
Comprehensive income	—	—	—	— GBP	271,500,000 GBP	—	—	— GBP	74,900,000 GBP	—	300,000 GBP	— GBP	—	— GBP	—	—	271,500,000 GBP	346,700,000 GBP	— GBP	36,400,000 GBP	403,400,000 GBP	—	— GBP	— GBP	—	—	367,100,000 GBP	—	—	—	—	—	— GBP	100,000 GBP	—	403,400,000 GBP	—	—	—	—	—	—	—	—	—
Profit (loss)	—	—	—	— GBP	343,700,000 GBP	—	—	— GBP	— GBP	—	— GBP	— GBP	—	— GBP	—	—	343,700,000 GBP	343,700,000 GBP	— GBP	— GBP	367,200,000 GBP	—	— GBP	— GBP	—	—	367,200,000 GBP	—	—	—	—	—	— GBP	— GBP	—	367,200,000 GBP	—	—	—	—	—	—	—	—	—