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Financial Instruments Risks - Sensitivity of the Financial Margin SFM (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Sensitivity Of The Financial Margin Given A Variation Of 100 Basis Points In Projected Margin [Abstract]    
Closing 0.97% 1.00%
Minimum 0.72% 0.56%
Maximum 1.22% 1.00%
Average 0.95% 0.82%