v3.25.2
General Information (Details)
 6 Months Ended
Jun. 30, 2025
ProQR Therapeutics Holding B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics I B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics II B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics III B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics IV B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics V B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics VI B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics VII B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics VIII B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics IX B.V. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%
ProQR Therapeutics I Inc. [Member]  
Disclosure of subsidiaries [line items]  
Proportion of ownership interest in subsidiary 100.00%