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Components of Other Comprehensive Loss | 12 Months Ended
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Dec. 31, 2019
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Components of other comprehensive loss | 21. Components of other comprehensive loss The movement on the components of the other comprehensive (loss) income for the years ended December 31, 2017, 2018 and 2019 is as follows:
|  | For the years ended December 31, |
|  | 2017 |  |  | 2018 |  |  | 2019 |
Controlling interest: |  |  |  |  |  |  |  |  |  |  |  |
Valuation of the derivative financial instruments, net of deferred taxes |  |  | Ps. 12,292 |  |  | Ps. | — |  |  |  | Ps. — |
Unrealized (loss) gain on equity investments at fair value, net of deferred taxes |  |  | 622,424 |  |  |  | (3,765,688 | ) |  |  | 883,408 |
Translation effect of foreign entities |  |  | (21,683,333 | ) |  |  | (61,223,458 | ) |  |  | (34,010,066 | )
Remeasurement of defined benefit plan, net of deferred taxes |  |  | (7,075,606 | ) |  |  | 652,722 |  |  |  | (29,153,554 | )
Non-controlling interest of the items above |  |  | 3,402,973 |  |  |  | (2,986,018 | ) |  |  | (1,908,304 | )
Other comprehensive loss |  |  | Ps. (24,721,250 | ) |  | Ps. | (67,322,442 | ) |  |  | Ps. (64,188,516 | )

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- Definition The entire disclosure of the analysis of other comprehensive income by item. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 106A -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_106A&doctype=Standard -URIDate 2019-03-27 + Details
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