Financial Instruments Risks - Sensitivity of the Financial Margin SFM (Details)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Sensitivity Of The Financial Margin Given A Variation Of 100 Basis Points In Projected Margin [Abstract]
Closing	0.82%	2.14%
Minimum	0.58%	1.98%
Maximum	2.20%	2.73%
Average	1.48%	2.26%

Average SFM given a variation of 100 basis points in relation to the 12 month projected margin.

No definition available.

Closing SFM given a variation of 100 basis points in relation to the 12 month projected margin.

No definition available.

Maximum SFM given a variation of 100 basis points in relation to the 12 month projected margin.

No definition available.

Minimum SFM given a variation of 100 basis points in relation to the 12 month projected margin.

No definition available.

Sensitivity of the financial margin given a variation of 100 basis points in projected margin.

No definition available.

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