v3.26.1
Intangible assets - Schedule of Sensitivity of the Impairment Testing to Reasonably Possible Changes in Both Assumptions (Details) - Thom Browne segment
€ in Millions
6 Months Ended
Jun. 30, 2026
EUR (€)
Disclosure of detailed information about intangible assets [line items]  
Headroom € 104
WACC (%) 8.61%
EBITDA CAGR 2028 vs. 2025 (%) 50.30%
Growth rate (%) 2.75%
WACC +100 bps (4,000,000)
EBITDA -500 bps 47,000,000
Growth rate -50 bps 50,000,000