Corporate Information And Statement Of Ifrs Compliance [Abstract]

Solvay SA - Filing #3207100

Concept	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31
Corporate information and statement of IFRS compliance [abstract]
Name of reporting entity or other means of identification	—	Solvay SA.	—
Domicile of entity	—	Rue de Ransbeek, 310 — 1120 Bruxelles	—
Legal form of entity	—	SA	—
Country of incorporation	—	Belgique	—
Address of entity's registered office	—	Rue de Ransbeek 310	—
Principal place of business	—	le monde entier	—
Description of nature of entity's operations and principal activities	—	entreprise de chimie	—
Name of parent entity	—	SOL	—
Name of ultimate parent of group	—	Solvay SA	—
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	1 745 EUR	—	1 241 EUR
Current trade receivables	1 805 EUR	—	1 264 EUR
Current trade payables	2 131 EUR	—	1 197 EUR