v3.25.1
Income taxes - Summary of income tax reconciliation (Details) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Income taxes      
Income/loss (-) before tax € (3,085) € 5,625 € (70,849)
Income tax debit/credit (-), calculated using the Belgian statutory tax rate on the accounting income/loss (-) before tax (theoretical) (771) 1,406 (17,712)
Tax expenses in statement of operations (effective) (1,803) 9,613 572
Difference in tax expense/income to explain (1,032) 8,207 18,284
Effect of tax rates in other jurisdictions (132) (94) (337)
Effect of non-taxable income 5,247 6,752 5,828
Effect of share based payment expenses without tax impact 4,399 9,157 15,501
Effect of expenses/income (-) not subject to tax 52 (5) (146)
Effect of non tax-deductible expenses 1,117 1,549 2,975
Effect of recognition of previously non-recognized deferred tax assets 15 (81) (1,677)
Effect of tax losses (Utilized) reversed   (267)  
Effect of under or over provision in prior periods 13 (722) 1,101
Effect of non-recognition of deferred tax assets (1,338) 34,339 4,819
Effect of derecognition of previously recognized deferred tax assets € 89 1,062 € 1,877
Effect of use of IID   € (29,979)