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Balances and Transactions in Foreign Currencies | 12 Months Ended
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Dec. 31, 2018
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Balances and Transactions in Foreign Currencies | Note 15. Balances and Transactions in Foreign Currencies Assets, liabilities and transactions denominated in foreign currencies are those realized in a currency different from the functional currency of the Company. As of December 31, 2018 and 2017, assets and liabilities denominated in foreign currencies, expressed in mexican pesos (contractual amounts) are as follows:
|  | Assets |  |  | Liabilities |
Balances |  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |
As of December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. dollars |  |  | 14,572 |  |  |  | — |  |  |  | 2,985 |  |  |  | 43,411 |
Euros |  |  | — |  |  |  | — |  |  |  | 93 |  |  |  | — |
As of December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. dollars |  |  | 5,852 |  |  |  | — |  |  |  | 2,783 |  |  |  | 53,093 |
Euros |  |  | — |  |  |  | — |  |  |  | 1,547 |  |  |  | — |
As of year ended December 31, 2018, 2017 and 2016 transactions denominated in foreign currencies, expressed in mexican pesos (contractual amounts) are as follows:
Transactions |  | Revenues |  |  | Purchases of Raw Materials |  |  | Interest Expense |  |  | Other |
Year ended December 31, 2018 U.S. dollars |  |  | 1,481 |  |  |  | 18,129 |  |  |  | 2,223 |  |  |  | 2,161 |
Year ended December 31, 2018 Euros |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Year ended December 31, 2017 U.S. dollars |  |  | 653 |  |  |  | 13,381 |  |  |  | 2,454 |  |  |  | 1,544 |
Year ended December 31, 2017 Euros |  |  | — |  |  |  | 18 |  |  |  | — |  |  |  | — |
Year ended December 31, 2016 U.S. dollars |  |  | 736 |  |  |  | 13,242 |  |  |  | 2,235 |  |  |  | 1,796 |

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- Definition The entire disclosure for the effect of changes in foreign exchange rates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 21 -IssueDate 2018-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=21&date=2018-03-01&anchor=sect_Disclosure&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Text block [abstract] + References No definition available. + Details
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