Statement Of Changes In Equity [Abstract]

Orion Oyj - Filing #2177452

Concept	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 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	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	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	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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	908,100,000 EUR	—	—	37,100,000 EUR	—	821,100,000 EUR	34,800,000 EUR	92,200,000 EUR	10,800,000 EUR	3,300,000 EUR	823,300,000 EUR	—	—	18,200,000 EUR	678,900,000 EUR	—	—	747,900,000 EUR	660,700,000 EUR	—	0 EUR	3,300,000 EUR	8,400,000 EUR	92,200,000 EUR	—	—	694,100,000 EUR	92,200,000 EUR	28,900,000 EUR	21,500,000 EUR	7,900,000 EUR	643,600,000 EUR	731,300,000 EUR	3,400,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	349,500,000 EUR	—	349,500,000 EUR	—	—	—	—	—	—	349,500,000 EUR	—	—	—	—	—	—	—	193,800,000 EUR	—	—	—	—	193,800,000 EUR	193,800,000 EUR	—	—	—	—	—	—	—	—
Other comprehensive income	—	—	34,200,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	30,600,000 EUR	—	—	—	—	—	—	—	—	—
Comprehensive income	—	—	383,700,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	224,400,000 EUR	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	211,200,000 EUR	—	211,200,000 EUR	—	—	—	—	—	—	211,200,000 EUR	—	—	—	—	—	—	—	211,200,000 EUR	—	—	—	—	211,200,000 EUR	211,200,000 EUR	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	0 EUR	—	0 EUR	—	—	—	—	—	—	0 EUR	0 EUR	—	—	100,000 EUR	—	—	—	0 EUR	—	—	—	—	100,000 EUR	0 EUR	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	1,300,000 EUR	5,700,000 EUR	—	4,300,000 EUR	—	—	—	—	—	—	5,700,000 EUR	—	—	—	—	3,400,000 EUR	—	—	3,500,000 EUR	—	—	—	—	3,500,000 EUR	100,000 EUR	—	—	—	—	—	—	—	—