Statement Of Changes In Equity [Abstract]

NEOEN - Filing #2816914

Concept	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	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	As at 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	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	2020-01-01 to 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	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	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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	31,000,000 EUR	—	—	1,393,000,000 EUR	1 373,9 EUR	—	—	—	391,000,000 EUR	1 364,7 EUR	92,000,000 EUR	—	1 053,4 EUR	2,141,000,000 EUR	—	—	48,000,000 EUR	—	1,711,000,000 EUR	6,368,000,000 EUR	1,441,000,000 EUR	—	—	1,076,000,000 EUR	1,000,000 EUR	5,023,000,000 EUR	—	6,416,000,000 EUR	—	—	—	6,610,000,000 EUR	195,000,000 EUR	6,805,000,000 EUR	5,010,000,000 EUR	852,000,000 EUR	38,000,000 EUR	916,000,000 EUR	1,702,000,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	402,000,000 EUR	33,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1,112,000,000 EUR	558,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	55,000,000 EUR	—	- EUR	1,459,000,000 EUR	—	—	1,049,000,000 EUR	- EUR	410,000,000 EUR	—	—	—	- EUR	—	—	1,514,000,000 EUR	525,000,000 EUR	—	- EUR	—	—	—	39,000,000 EUR	525,000,000 EUR	—	—	—	- EUR	—	39,000,000 EUR	- EUR	486,000,000 EUR	—	—	—	—	—	—	—	—
Issue of equity	24,000,000 EUR	—	- EUR	5,941,000,000 EUR	—	—	- EUR	5,512,000,000 EUR	- EUR	—	—	—	430,000,000 EUR	—	—	5,917,000,000 EUR	271,000,000 EUR	—	- EUR	—	—	—	249,000,000 EUR	- EUR	—	—	—	9,000,000 EUR	—	0 EUR	12,000,000 EUR	270,000,000 EUR	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	2,000,000 EUR	—	- EUR	- EUR	—	—	- EUR	- EUR	- EUR	—	—	—	- EUR	—	—	2,000,000 EUR	109,000,000 EUR	—	- EUR	—	—	—	- EUR	- EUR	—	—	—	- EUR	—	109,000,000 EUR	- EUR	- EUR	—	—	—	—	—	—	—	—
Increase (decrease) through treasury share transactions, equity	- EUR	—	30,000,000 EUR	121,000,000 EUR	—	—	- EUR	- EUR	90,000,000 EUR	—	—	—	- EUR	—	—	121,000,000 EUR	41,000,000 EUR	—	37,000,000 EUR	—	—	—	78,000,000 EUR	- EUR	—	—	—	- EUR	—	- EUR	- EUR	41,000,000 EUR	—	—	—	—	—	—	—	—
Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity	16,000,000 EUR	—	- EUR	7,000,000 EUR	—	—	0 EUR	- EUR	6,000,000 EUR	—	—	—	- EUR	—	—	22,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	- EUR	—	- EUR	85,000,000 EUR	—	—	- EUR	- EUR	85,000,000 EUR	—	—	—	- EUR	—	—	85,000,000 EUR	62,000,000 EUR	—	- EUR	—	—	—	62,000,000 EUR	- EUR	—	—	—	- EUR	—	- EUR	- EUR	62,000,000 EUR	—	—	—	—	—	—	—	—