XML 53 R36.htm IDEA: XBRL DOCUMENT v3.8.0.1

PROFIT FROM ASSOCIATES (Tables)

12 Months Ended

Dec. 31, 2017

PROFIT FROM ASSOCIATES [Abstract]

Profit from Associates

		2017				2016				2015
EGS			11				780				177
TGU			179				742				77
Total			190				1,522				254

X

- Definition

The disclosure of profit from associates.

+ References

No definition available.

+ Details

Name:	tgs_DisclosureOfProfitFromAssociatesTableTextBlock
Namespace Prefix:	tgs_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	tgs_ProfitFromAssociatesAbstract
Namespace Prefix:	tgs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration