Corporate Information And Statement Of Ifrs Compliance [Abstract]

NHOA S.A. - Filing #2816876

Concept	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31
Corporate information and statement of IFRS compliance [abstract]
Name of reporting entity or other means of identification	—	NHOA S.A.	—	—
Domicile of entity	—	28, rue de Londres, 75009 Paris, France	—	—
Legal form of entity	—	société anonyme	—	—
Country of incorporation	—	France	—	—
Address of entity's registered office	—	28, rue de Londres, 75009 Paris, France	—	—
Principal place of business	—	Italie	—	—
Description of nature of entity's operations and principal activities	—	NHOA un pouvoir sur les principales activités, il	—	—
Name of parent entity	—	Taiwan Cement Europe Holdings B.V.	—	—
Name of ultimate parent of group	—	Taiwan Cement Corporation	—	—
Disclosure of reclassifications or changes in presentation [text block]	—	—	—	—
Disclosure of reclassifications or changes in presentation [abstract]
Disclosure of reclassifications or changes in presentation [line items]
Amount of reclassifications or changes in presentation	—	—	—	47,000 EUR
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	3.482.633 EUR	—	1.988.444 EUR	—
Current trade payables	25.553.892 EUR	—	6.887.267 EUR	—