Corporate Information And Statement Of Ifrs Compliance [Abstract]

Elkem - Filing #2585159

Concept	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2021-12-31
Corporate information and statement of IFRS compliance [abstract]
Name of reporting entity or other means of identification	Elkem ASA	—	—
Legal form of entity	limited liability company	—	—
Address of entity's registered office	Drammensveien 169,	—	—
Principal place of business	Norway	—	—
Description of nature of entity's operations and principal activities	Elkem is one of the world’s leading providers of advanced	—	—
Name of parent entity	Bluestar Elkem International Co. Ltd	—	—
Name of ultimate parent of group	Sinochem	—	—
Statement of IFRS compliance [text block]	Compliance	—	—
Disclosure of reclassifications or changes in presentation [text block]	34. Change in presentation	—	—
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [text block]	—	—	—
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [abstract]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Current inventories	—	10 325 NOK	7 716 NOK
Current trade receivables	—	4 248 NOK	4 297 NOK