Statement Of Comprehensive Income [Abstract]

Aston Martin Lagonda Global Holdings PLC - Filing #3408994

Concept	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	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	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	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Statement of comprehensive income [abstract]
Profit (loss)	2,300,000 GBP	– GBP	– GBP	– GBP	40,200,000 GBP	229,500,000 GBP	– GBP	– GBP	– GBP	– GBP	189,300,000 GBP	191. 6 GBP	4 10.5 GBP	– GBP	– GBP	4 19.3 GBP	– GBP	1 33.7 GBP	2 76.8 GBP	– GBP	– GBP	8,800,000 GBP	– GBP	– GBP
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	– GBP	– GBP	– GBP	– GBP	—	—	– GBP	– GBP	– GBP	– GBP	3,800,000 GBP	3,800,000 GBP	5 9.1 GBP	– GBP	– GBP	5 9.1 GBP	– GBP	—	—	– GBP	– GBP	– GBP	– GBP	– GBP
Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]
Exchange differences on translation [abstract]
Other comprehensive income, before tax, exchange differences on translation of foreign operations	– GBP	– GBP	– GBP	– GBP	—	—	– GBP	2,300,000 GBP	– GBP	– GBP	2,300,000 GBP	– GBP	800,000 GBP	– GBP	– GBP	– GBP	– GBP	—	—	– GBP	800,000 GBP	– GBP	– GBP	– GBP
Cash flow hedges [abstract]
Gains (losses) on cash flow hedges, before tax	– GBP	– GBP	300,000 GBP	– GBP	—	—	– GBP	– GBP	– GBP	– GBP	300,000 GBP	– GBP	6,600,000 GBP	– GBP	– GBP	– GBP	6,600,000 GBP	—	—	– GBP	– GBP	– GBP	– GBP	– GBP
Reclassification adjustments on cash flow hedges, before tax	– GBP	– GBP	4,300,000 GBP	– GBP	—	—	– GBP	– GBP	– GBP	– GBP	4,300,000 GBP	– GBP	9,700,000 GBP	– GBP	– GBP	– GBP	9,700,000 GBP	—	—	– GBP	– GBP	– GBP	– GBP	– GBP
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	—	—	—	—	—	—	—	—	—	—	1,000,000 GBP	—	12,300,000 GBP	—	—	—	—	—	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss	—	—	—	—	—	—	—	—	—	—	1,200,000 GBP	—	3,100,000 GBP	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	– GBP	– GBP	4,200,000 GBP	– GBP	—	—	– GBP	2,300,000 GBP	– GBP	– GBP	7,700,000 GBP	9,600,000 GBP	3 2.8 GBP	– GBP	– GBP	4 6.8 GBP	13,200,000 GBP	—	—	– GBP	800,000 GBP	– GBP	– GBP	– GBP
Comprehensive income	2,300,000 GBP	– GBP	4,200,000 GBP	– GBP	—	—	– GBP	2,300,000 GBP	– GBP	– GBP	181,600,000 GBP	182,000,000 GBP	4 43.3 GBP	– GBP	– GBP	4 66.1 GBP	13,200,000 GBP	—	—	– GBP	800,000 GBP	8,800,000 GBP	– GBP	– GBP
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	—	—	—	—	—	—	183,900,000 GBP	—	4 52.1 GBP	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	—	—	—	—	—	—	—	—	2,300,000 GBP	—	8,800,000 GBP	—	—	—	—	—	—	—	—	—	—	—