OI S.A.
COMPANY
20-F
FORM
2018-05-16
FILING DATE
2017-12-31
FY PERIOD END
2787
FACTS
SIC 4813
CIK 0001160846
Taxonomy US GAAP 2016
SIC 4813
CIK 0001160846
Taxonomy US GAAP 2016
Standard Concepts
643
Extended Concepts
516
45%
Extended Concepts
Errors
0
What are errors?
What are errors?
Indicate problems with an XBRL formatted filing that are sufficient grounds for SEC rejection of the XBRL portion of the filing.
Data Quality Errors
0
What are data quality errors?
What are data quality errors?
Indicate areas that may not meet the standards set by the Data Quality Committee (DQC), and may reveal areas where the XBRL can be improved.