Statement Of Changes In Equity [Abstract]

Air France-KLM - Filing #5983286

Concept	As at 2024-12-31	2024-01-01 to 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	As at 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	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 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	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	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	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	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	1 078 EUR	—	10 638 EUR	—	—	—	7 560 EUR	263,000,000 EUR	2 563 EUR	27,000,000 EUR	—	1 764 EUR	—	799,000,000 EUR	33,000,000 EUR	2 530 EUR	1 076 EUR	—	—	500,000,000 EUR	10 925 EUR	—	27,000,000 EUR	—	—	2 524 EUR	—	2 551 EUR	7 560 EUR	263,000,000 EUR	25,000,000 EUR	2 051 EUR	2 480 EUR	933,000,000 EUR	14,000,000 EUR	11 700 EUR	510,000,000 EUR	524,000,000 EUR	5 217 EUR	25,000,000 EUR	2 571 EUR	3 004 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	—	172,000,000 EUR	317,000,000 EUR	317,000,000 EUR	—	—	—	—	172,000,000 EUR	—	489,000,000 EUR	—	—	—	—	—	990,000,000 EUR	—	—	934,000,000 EUR	—	934,000,000 EUR	56,000,000 EUR	—	56,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	– EUR	41,000,000 EUR	41,000,000 EUR	—	—	—	—	– EUR	—	41,000,000 EUR	—	—	—	—	—	83,000,000 EUR	—	—	83,000,000 EUR	—	83,000,000 EUR	– EUR	—	– EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	—	—	172,000,000 EUR	358,000,000 EUR	358,000,000 EUR	—	—	—	—	172,000,000 EUR	—	530,000,000 EUR	—	—	—	—	—	907,000,000 EUR	—	—	851,000,000 EUR	—	851,000,000 EUR	56,000,000 EUR	—	56,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	—	1,000,000 EUR	– EUR	– EUR	—	—	—	—	1,000,000 EUR	—	1,000,000 EUR	—	—	—	—	—	90,000,000 EUR	—	—	90,000,000 EUR	—	90,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	2,000,000 EUR	—	1,000,000 EUR	1,000,000 EUR	3,000,000 EUR	—	—	—	—	1,000,000 EUR	—	2,000,000 EUR	—	—	—	—	—	1,000,000 EUR	—	—	– EUR	—	– EUR	1,000,000 EUR	—	1,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	—	—	3,000,000 EUR	3,000,000 EUR	—	—	—	—	—	—	3,000,000 EUR	—	—	—	—	1,000,000 EUR	31,000,000 EUR	—	—	30,000,000 EUR	—	31,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—