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2. Presentation of Financial Statements and Summary of Significant Accounting Policies (Details Narrative) - BRL (R$) R$ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Presentation Of Financial Statements And Summary Of Significant Accounting Policies Details Narrative
Cumulative translation adjustments	R$ 53,061	R$ 7,519
Gains and losses from changes in foreign investments	R$ 7,368	R$ 3,425	R$ 6,243

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- References

No definition available.

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- Definition

The gains (losses) recognised in other comprehensive income resulting from varying exchange rates.

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- Definition

The gains (losses) recognised in other comprehensive income on hedges of net investments in foreign operations, before tax. [Refer: Other comprehensive income]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 39
-IssueDate 2016-01-13
-Paragraph 102
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=39&date=2016-03-30&anchor=para_102_a&doctype=Standard
-URIDate 2016-03-31

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2016-01-13
-Paragraph 91
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2016-03-30&anchor=para_91_b&doctype=Standard
-URIDate 2016-03-31

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2018-01-01
-Name IFRS
-Number 9
-IssueDate 2016-01-13
-Paragraph 6.5.13
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=9&date=2016-03-30&anchor=para_6.5.13_a&doctype=Standard
-URIDate 2016-03-31

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