Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Borrowings - Summary of Covenant Ratios Are Determined Based on a Twelvemonth Running Basis (Detail)

v3.23.2
Borrowings - Summary of Covenant Ratios Are Determined Based on a Twelvemonth Running Basis (Detail)
€ in Millions
 6 Months Ended
Jun. 30, 2023
EUR (€)
shares
June 30, 2023  
Capital Management [Line Items]  
Interest cover ratio (0.8)
EBITDA margin (4.30%)
EBITDA (drawstop) | € € (8.5)
Fast/ultrafast charging equipment utilization rate (drawstop) 0.104
December 31, 2023  
Capital Management [Line Items]  
Interest cover ratio (0.9)
EBITDA margin (5.80%)
EBITDA (drawstop) | € € (11.6)
Fast/ultrafast charging equipment utilization rate (drawstop) 0.115
June 30, 2024  
Capital Management [Line Items]  
Leverage ratio 34
Interest cover ratio 0.4
EBITDA margin 8.10%
EBITDA (drawstop) | € € 19.8
Fast/ultrafast charging equipment utilization rate (drawstop) 0.127
December 31, 2024  
Capital Management [Line Items]  
Leverage ratio 5.4
Interest cover ratio 2.3
EBITDA margin 19.40%
EBITDA (drawstop) | € € 68.2
Fast/ultrafast charging equipment utilization rate (drawstop) 0.129
June 30, 2025  
Capital Management [Line Items]  
Leverage ratio 3.2
Interest cover ratio 3.8
EBITDA margin 24.10%
EBITDA (drawstop) | € € 111.2
Fast/ultrafast charging equipment utilization rate (drawstop) 0.142
December 31, 2025  
Capital Management [Line Items]  
Leverage ratio 2.2
Interest cover ratio 5.5
EBITDA margin 27.30%
EBITDA (drawstop) | € € 157.5
Fast/ultrafast charging equipment utilization rate (drawstop) 0.155
June 30, 2026  
Capital Management [Line Items]  
Leverage ratio 2.2
Interest cover ratio 5.5
EBITDA margin 28.90%
EBITDA (drawstop) | € € 200.0
Fast/ultrafast charging equipment utilization rate (drawstop) 0.166
December 31, 2026  
Capital Management [Line Items]  
Leverage ratio 2.2
Interest cover ratio 5.5
June 30, 2027  
Capital Management [Line Items]  
Leverage ratio 2.2
Interest cover ratio 5.5