Discontinued operations and assets held for sale - Sale of Galapagos real estate Belgium NV - Gain on disposal of subsidiaries (Details) - Galapagos Real Estate Belgium NV [member] |
12 Months Ended |
|---|---|
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Dec. 31, 2025
EUR (€)
| |
| Disclosure of analysis of single amount of off-balance sheet arrangements [line items] | |
| Upfront Payment Received Income | € 12,206,000 |
| Settlement of intercompany loan | (11,012,000) |
| Net assets disposed of | (109,000) |
| Gain on disposal of subsidiaries | € 1,085,000 |