v3.26.1
RISK MANAGEMENT - Schedule of Maturity Financial Liabilities (Details) - Liquidity risk
R$ in Thousands
Jun. 30, 2026
BRL (R$)
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount R$ 25,818,414
Contractual cash flow 39,530,560
Until 1 year  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 7,663,123
From 2 to 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 25,461,121
After 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 6,406,316
Loans and financing  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount 9,884,027
Contractual cash flow 14,129,029
Loans and financing | Until 1 year  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 1,380,141
Loans and financing | From 2 to 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 12,371,109
Loans and financing | After 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 377,779
Leases  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount 11,531,853
Contractual cash flow 20,354,424
Leases | Until 1 year  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 2,784,822
Leases | From 2 to 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 12,246,692
Leases | After 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 5,322,910
Accounts payable  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount 2,777,925
Contractual cash flow 2,809,151
Accounts payable | Until 1 year  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 2,653,959
Accounts payable | From 2 to 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 155,192
Accounts payable | After 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 0
Airport taxes and fees  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Carrying amount 1,624,609
Contractual cash flow 2,237,956
Airport taxes and fees | Until 1 year  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 844,201
Airport taxes and fees | From 2 to 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow 688,128
Airport taxes and fees | After 5 years  
Disclosure of nature and extent of risks arising from financial instruments [line items]  
Contractual cash flow R$ 705,627