Corporate Information And Statement Of Ifrs Compliance [Abstract]

Fluxys Belgium SA - Filing #3156017

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	—	Fluxys Belgium SA	—
Domicile of entity	—	Brussels	—
Legal form of entity	—	SA	—
Country of incorporation	—	Belgium	—
Address of entity's registered office	—	Avenue des Arts 31, B – 1040	—
Principal place of business	—	Brussels	—
Description of nature of entity's operations and principal activities	—	The main activities of the Fluxys Belgium group are transmission and storage of natural	—
Name of parent entity	—	Fluxys Belgium group	—
Name of ultimate parent of group	—	Fluxys Belgium group	—
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	39,042,000 EUR	—	26,378,000 EUR