Statement Of Comprehensive Income [Abstract]

Air France-KLM - Filing #2816887

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	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)	3,292,000,000 EUR	2,000,000 EUR	- EUR	- EUR	- EUR	3,292,000,000 EUR	- EUR	3 294 EUR	- EUR	7 105 EUR	5,000,000 EUR	- EUR	- EUR	7,100,000,000 EUR	- EUR	7,100,000,000 EUR
Other comprehensive income [abstract]
Other comprehensive income that will not be reclassified to profit or loss, net of tax	—	—	—	—	—	—	—	599,000,000 EUR	—	224,000,000 EUR	—	—	—	—	—	—
Other comprehensive income that will be reclassified to profit or loss, net of tax	—	—	—	—	—	—	—	200,000,000 EUR	—	9,000,000 EUR	—	—	—	—	—	—
Other comprehensive income	797,000,000 EUR	2,000,000 EUR	- EUR	- EUR	- EUR	797,000,000 EUR	- EUR	799,000,000 EUR	- EUR	215,000,000 EUR	1,000,000 EUR	- EUR	- EUR	214,000,000 EUR	- EUR	214,000,000 EUR
Comprehensive income	2,495,000,000 EUR	- EUR	- EUR	- EUR	- EUR	2,495,000,000 EUR	- EUR	2,495,000,000 EUR	- EUR	7,320,000,000 EUR	6,000,000 EUR	- EUR	- EUR	7,314,000,000 EUR	- EUR	7,314,000,000 EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	—	—	—	2,495,000,000 EUR	—	7,314,000,000 EUR	—	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	—	—	—	—	—	- EUR	—	6,000,000 EUR	—	—	—	—	—	—