v3.26.1
Borrowings - Notes to borrowings - Narrative (Details) - USD ($)
$ in Thousands
Nov. 12, 2021
Oct. 28, 2021
May 26, 2020
May 20, 2020
Dec. 31, 2025
Dec. 31, 2024
Nov. 30, 2024
Dec. 31, 2023
Dec. 31, 2022
Jul. 29, 2022
Nov. 04, 2021
Borrowings                      
Borrowings         $ 1,095,218 $ 1,158,071   $ 1,333,237      
Treasury shares         3,918 4,094   $ 4,322 $ 4,600    
ACI                      
Borrowings                      
Borrowings $ 8,500                    
Interest payment account             $ 14,600        
Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Borrowings                   $ 10,000  
Notes [Member]                      
Borrowings                      
Borrowings         774,800 860,100          
Senior secured guarantee notes, fixed 6.875%, matures in 2034 | ACI                      
Borrowings                      
Borrowings         $ 232,000 $ 237,200          
Interest rate         6.875% 6.875%          
Nominal value         $ 246,200 $ 246,200          
Senior secured guarantee notes, fixed 8.500%, matures in 2031 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings         $ 209,500 $ 209,100          
Interest rate         8.50% 8.50%          
Nominal value         $ 208,900 $ 208,900          
New notes, interest rate 6.875% | ACI Airport Sudamerica S.A.U.                      
Borrowings                      
Borrowings $ 246,200                    
Cash interest rate 6.875%                    
6.875% Cash/7.875% PIK Senior Secured Guaranteed Notes due 2032 | ACI Airport Sudamerica S.A.U.                      
Borrowings                      
Borrowings     $ 180,900                
Cash interest rate     6.875%                
PIK interest rate     7.875%                
Repurchase and exchange as a percentage of total original principal amount     93.60%                
Series 2021 notes, interest rate 8.5% | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Borrowings   $ 208,900                  
Interest rate   8.50%                  
Series 2015 Notes | ACI Airport Sudamerica S.A.U.                      
Borrowings                      
Repurchase and exchange as a percentage of total original principal amount 40.62%                    
Series 2017 Notes | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Repurchase and exchange as a percentage of total original principal amount   24.61%                  
Series 2020 Notes | ACI Airport Sudamerica S.A.U.                      
Borrowings                      
Money offering in private transaction $ 52,900                    
Repurchase and exchange as a percentage of total original principal amount 96.43%                    
Series 2020 Notes | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Repurchase and exchange as a percentage of total original principal amount   66.83%                  
Series 2021 Notes | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Nominal value                     $ 64,000
Class 4 Notes, fixed 9.500%, matures in 2028 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings         $ 50,700 $ 61,400          
Interest rate         9.50% 9.50%          
Nominal value         $ 62,000 $ 62,000          
Class 4 Notes, fixed 9.500%, matures in 2028 | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Borrowings                     62,000
Total of first priority lien and second priority lien                     $ 235,000
Class 6 Notes, fixed 2.000%, matures in 2025                      
Borrowings                      
Treasury shares           7,300          
Class 6 Notes, fixed 2.000%, matures in 2025 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings           $ 27,200          
Interest rate           2.00%          
Nominal value           $ 36,000          
Class 9 Notes, Fixed 0.000 Percent, Matures in 2026                      
Borrowings                      
Treasury shares           7,100          
Class 9 Notes, Fixed 0.000 Percent, Matures in 2026 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings         $ 22,900 $ 23,100          
Interest rate         0.00% 0.00%          
Nominal value         $ 30,000 $ 30,000          
Class 10 Notes, Fixed 0.000 Percent, Matures in 2025                      
Borrowings                      
Treasury shares         2,200 4,700          
Class 10 Notes, Fixed 0.000 Percent, Matures in 2025 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings           $ 18,500          
Interest rate           0.00%          
Nominal value           $ 25,000          
Class 11 Notes, Fixed 5.500 Percent, Matures in December 2026 | Aeropuertos Argentina 2000 SA                      
Borrowings                      
Borrowings         $ 28,700 $ 28,600          
Interest rate         5.50% 5.50%          
Nominal value         $ 28,800 $ 28,800          
6.875% Cash/9.375% PIK Class I Series 2020 Additional Senior Secured Notes due 2027 | Aeropuertos Argentina 2000 S.A.("AA2000")                      
Borrowings                      
Borrowings       $ 306,000              
Cash interest rate       6.875%              
PIK interest rate       9.375%              
Repurchase and exchange as a percentage of total original principal amount       86.73%