Statement Of Comprehensive Income [Abstract]

Orion Oyj - Filing #5046273

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Statement of comprehensive income [abstract]
Profit (loss)	0 EUR	329,900,000 EUR	0 EUR	0 EUR	0 EUR	0 EUR	329,900,000 EUR	329,900,000 EUR	0 EUR	216,800,000 EUR	0 EUR	0 EUR	216,800,000 EUR	0 EUR	216,800,000 EUR	0 EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	0 EUR	3,700,000 EUR	0 EUR	0 EUR	0 EUR	3,700,000 EUR	3,700,000 EUR	0 EUR	0 EUR	16,200,000 EUR	0 EUR	16,200,000 EUR	0 EUR	0 EUR	16,200,000 EUR	0 EUR
Other comprehensive income that will not be reclassified to profit or loss, net of tax	—	3,700,000 EUR	—	—	—	—	—	—	—	16,200,000 EUR	—	—	—	—	—	—
Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]
Exchange differences on translation [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	0 EUR	300,000 EUR	0 EUR	0 EUR	900,000 EUR	0 EUR	1,200,000 EUR	1,200,000 EUR	0 EUR	300,000 EUR	0 EUR	0 EUR	1,300,000 EUR	0 EUR	1,300,000 EUR	1,000,000 EUR
Other comprehensive income that will be reclassified to profit or loss, net of tax	—	300,000 EUR	—	—	—	—	—	—	—	300,000 EUR	—	—	—	—	—	—
Other comprehensive income	—	4,000,000 EUR	—	—	—	—	—	—	—	16,500,000 EUR	—	—	—	—	—	—
Comprehensive income	—	333,900,000 EUR	—	—	—	—	—	—	—	200,300,000 EUR	—	—	—	—	—	—
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	333,900,000 EUR	—	—	—	—	—	—	—	200,300,000 EUR	—	—	—	—	—	—