v3.26.1
ACCOUNTS RECEIVABLE - Schedule of Accounts Receivables (Details) - BRL (R$)
R$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2024
Disclosure of financial assets [line items]        
Provision for loss R$ (24,676) R$ (22,815)    
Total net 2,399,097 2,752,194    
Current 2,390,272 2,722,742    
Non-current 8,825 29,452    
Accounts receivable        
Disclosure of financial assets [line items]        
Total local currency 2,262,620 2,505,336    
Total foreign currency 161,153 269,673    
Provision for loss (24,676) (22,815) R$ (32,980) R$ (27,724)
Accounts receivable | Carrying amount        
Disclosure of financial assets [line items]        
Total 2,423,773 2,775,009    
Accounts receivable | Credit card companies        
Disclosure of financial assets [line items]        
Total local currency 1,437,597 1,957,920    
Total foreign currency 19,100 18,104    
Accounts receivable | Cargo and travel agencies        
Disclosure of financial assets [line items]        
Total local currency 406,055 311,706    
Accounts receivable | Loyalty program partners        
Disclosure of financial assets [line items]        
Total local currency 328,792 146,035    
Accounts receivable | Others        
Disclosure of financial assets [line items]        
Total local currency 90,176 89,675    
Total foreign currency 32,181 93,551    
Accounts receivable | Reimbursement receivable for contractual guarantees        
Disclosure of financial assets [line items]        
Total foreign currency 79,272 104,901    
Accounts receivable | Clearinghouse        
Disclosure of financial assets [line items]        
Total foreign currency 29,510 46,060    
Accounts receivable | Reimbursement receivable for maintenance reserves        
Disclosure of financial assets [line items]        
Total foreign currency R$ 1,090 R$ 7,057