Consolidated Statements of Financial Position (Parenthetical) - shares shares in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Consolidated Statements of Financial Position
Share capital, shares outstanding	77,961	71,218	64,676

The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares]

No definition available.

Name:	nymox_ShareCapitalSharesOutstanding
Namespace Prefix:	nymox_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant