XML 180 R167.htm IDEA: XBRL DOCUMENT v3.19.1

Foreign Currency Transactions - Summary of Exchange Rate in Effect (Detail)	Feb. 20, 2019 Exchange_Rate	Dec. 31, 2018 Exchange_Rate	Jun. 12, 2018 $ / $	Dec. 31, 2017 Exchange_Rate	Mar. 23, 2017 $ / $	Dec. 31, 2016 Exchange_Rate
Foreign currency transactions [Line Items]
Mexican pesos per one U.S. dollar		19.6829	19.0115	19.7354	19.4942	20.6640
Exchange rates in effect [Member]
Foreign currency transactions [Line Items]
Mexican pesos per one U.S. dollar	19.2578

X

- Definition

The spot exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies. Spot exchange rate is the exchange rate for immediate delivery.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 112
-Subparagraph c
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-URIDate 2018-03-16

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X

- Definition

Foreign currency transactions.

+ References

No definition available.

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- Details

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