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Risk Management (Details 14) - BRL (R$) R$ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Fixed rates
VaR Internal Model -Trading Portfolio
Risk Factors	R$ 8,956	R$ 20,704
IGP-M (General Index of market pricing) / IPCA (Consumer price index)
VaR Internal Model -Trading Portfolio
Risk Factors	2,751	416
Exchange coupon
VaR Internal Model -Trading Portfolio
Risk Factors	48	64
Foreign Currency
VaR Internal Model -Trading Portfolio
Risk Factors	2,925	224
Sovereign/Eurobonds and Treasuries
VaR Internal Model -Trading Portfolio
Risk Factors	826	3,230
Equities
VaR Internal Model -Trading Portfolio
Risk Factors	289	0
Others
VaR Internal Model -Trading Portfolio
Risk Factors	1	2
Correlation/diversification effect
VaR Internal Model -Trading Portfolio
Risk Factors	(1,379)	(1,892)
VaR at the end of the year
VaR Internal Model -Trading Portfolio
Risk Factors	14,417	22,748
Average VaR in the year
VaR Internal Model -Trading Portfolio
Risk Factors	24,024	19,910
Minimum VaR in the year
VaR Internal Model -Trading Portfolio
Risk Factors	5,499	9,408
Maximum VaR in the year
VaR Internal Model -Trading Portfolio
Risk Factors	R$ 100,640	R$ 36,726

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- Definition

VaR Internal Model –Trading Portfolio

+ References

No definition available.

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- Definition

The measure of a potential loss exposure as a result of future market movements, based on a specified confidence interval and measurement horizon.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 41
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_41&doctype=Standard
-URIDate 2017-03-09

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