Statement Of Changes In Equity [Abstract]

MTU Aero Engines AG - Filing #6963396

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	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	As at 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	2020-01-01 to 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	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 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	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	As at 2019-12-31	As at 2019-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	17,000,000 EUR	2,461,000 EUR	—	—	—	2,760,000 EUR	—	43,000,000 EUR	0 EUR	—	—	321,000,000 EUR	—	2,681,000 EUR	529,000,000 EUR	79,000,000 EUR	19,000,000 EUR	53,000,000 EUR	—	—	—	2,298,000 EUR	82,000,000 EUR	62,000,000 EUR	—	—	2,553,000 EUR	53,000,000 EUR	—	—	348,000,000 EUR	—	2,000,000 EUR	32,000,000 EUR	508,000,000 EUR	2,635,000 EUR	—	—	—	13,000,000 EUR	—	2,335,000 EUR	86,000,000 EUR	316,000,000 EUR	22,000,000 EUR	460,000,000 EUR	2,421,000 EUR	2,160,000 EUR	11,000,000 EUR	11,000,000 EUR	44,000,000 EUR	53,000,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	9,000,000 EUR	—	—	—	—	222,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	231,000,000 EUR	222,000,000 EUR	147,000,000 EUR	—	—	—	—	—	—	—	139,000,000 EUR	—	—	—	—	—	—	—	—	8,000,000 EUR	—	—	139,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	7,000,000 EUR	—	—	106,000,000 EUR	—	30,000,000 EUR	—	—	—	—	26,000,000 EUR	55,000,000 EUR	—	6,000,000 EUR	—	—	—	—	—	24,000,000 EUR	—	16,000,000 EUR	—	—	—	32,000,000 EUR	—	—	—	—	2,000,000 EUR	—	106,000,000 EUR	—	—	—	—	53,000,000 EUR	7,000,000 EUR	—	—	23,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	15,000,000 EUR	—	—	106,000,000 EUR	—	192,000,000 EUR	—	—	—	—	26,000,000 EUR	55,000,000 EUR	—	6,000,000 EUR	—	—	—	—	—	207,000,000 EUR	222,000,000 EUR	163,000,000 EUR	—	—	—	32,000,000 EUR	—	—	—	139,000,000 EUR	2,000,000 EUR	—	106,000,000 EUR	—	—	—	—	53,000,000 EUR	1,000,000 EUR	—	—	162,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	13,000,000 EUR	—	—	—	—	67,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	80,000,000 EUR	67,000,000 EUR	7,000,000 EUR	—	—	—	—	—	—	—	2,000,000 EUR	—	—	—	—	—	—	—	—	5,000,000 EUR	—	—	2,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through treasury share transactions, equity	—	—	—	—	17,000,000 EUR	23,000,000 EUR	—	7,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	23,000,000 EUR	—	23,000,000 EUR	—	—	—	—	7,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	16,000,000 EUR	—	23,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	—	—	0 EUR	2,000,000 EUR	—	2,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	2,000,000 EUR	—	5,000,000 EUR	—	—	—	—	2,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	3,000,000 EUR	—	5,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—