XML 126 R104.htm IDEA: XBRL DOCUMENT v3.22.1
Financial assets and liabilities - Summary of Probable Scenario Considers Estimated Interest Rate (Detail)
Dec. 31, 2021
Probable [member] | SELIC [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 11.15%
Probable [member] | CDI [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 11.15%
Probable [member] | TJLP462 (TJLP + 1% p.a.) [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 7.60%
Probable [member] | TJLP [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 6.60%
Probable [member] | IPCA [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 4.61%
Probable [member] | IGPM [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 5.19%
Probable [member] | Libor [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 1.16%
Probable [member] | Fed Funds [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 0.90%
25% [member] | SELIC [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 13.94%
25% [member] | CDI [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 13.94%
25% [member] | TJLP462 (TJLP + 1% p.a.) [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 9.25%
25% [member] | TJLP [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 8.25%
25% [member] | IPCA [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 5.76%
25% [member] | IGPM [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 6.48%
25% [member] | Libor [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 1.45%
25% [member] | Fed Funds [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 1.13%
50% [member] | SELIC [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 16.73%
50% [member] | CDI [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 16.73%
50% [member] | TJLP462 (TJLP + 1% p.a.) [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 10.90%
50% [member] | TJLP [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 9.90%
50% [member] | IPCA [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 6.91%
50% [member] | IGPM [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 7.78%
50% [member] | Libor [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 1.74%
50% [member] | Fed Funds [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 1.35%
-25% [member] | SELIC [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 8.36%
-25% [member] | CDI [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 8.36%
-25% [member] | TJLP462 (TJLP + 1% p.a.) [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 5.95%
-25% [member] | TJLP [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 4.95%
-25% [member] | IPCA [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 3.46%
-25% [member] | IGPM [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 3.89%
-25% [member] | Libor [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 0.87%
-25% [member] | Fed Funds [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 0.68%
-50% [member] | SELIC [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 5.58%
-50% [member] | CDI [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 5.58%
-50% [member] | TJLP462 (TJLP + 1% p.a.) [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 4.30%
-50% [member] | TJLP [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 3.30%
-50% [member] | IPCA [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 2.30%
-50% [member] | IGPM [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 2.59%
-50% [member] | Libor [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 0.58%
-50% [member] | Fed Funds [member]  
Disclosure interest rates sensitivity analysis [line items]  
Estimated interest rate 0.45%