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Consolidated Statements of Changes in Stockholders' Equity - MXN ($) $ in Thousands | Capital stock [Member] | Additional paid-in capital [Member] | Retained earnings [Member] | Repurchase of own capital stock reserve [Member] | Cumulative translation effects in foreign subsidiaries [Member] | Fair value of derivative financial instruments [Member] | Total controlling interest [Member] | Non-controlling Interest [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2015 | $ 2,832,268 | $ 4,094,600 | $ 17,168,304 | $ 557,927 | $ 1,920,136 |  | $ 26,573,235 | $ (1,451,854) | $ 25,121,381
Increase in reserve |  |  | (1,000,000) | 1,000,000 |  |  |  |  |
Repurchase of own capital stock, net |  | 507,714 |  | 430,541 |  |  | 938,255 |  | 938,255
Comprehensive income |  |  | 2,884,834 |  | 2,919,006 |  | 5,803,840 | 1,346,668 | 7,150,508
Adjustment, note 24 |  |  | 21,529 |  |  |  | 21,529 |  | 21,529
Comprehensive income Restated |  |  | 2,906,363 |  |  |  | 5,825,369 |  | 7,172,037
Balance at Dec. 31, 2016 | 2,832,268 | 4,602,314 | 19,074,667 | 1,988,468 | 4,839,142 |  | 33,336,859 | (105,186) | 33,231,673
Increase in reserve |  |  |  |  |  |  |  |  | 484,046
Repurchase of own capital stock, net |  | (22,842) |  | (256,021) |  |  | (278,863) |  | (278,863)
Comprehensive income |  |  | 1,721,672 |  | (526,664) |  | 1,195,008 | (3,386) | 1,191,622
Adjustment, note 24 |  |  | 173,104 |  |  |  | 173,104 |  | 173,104
Comprehensive income Restated |  |  | 1,894,776 |  |  |  | 1,368,112 |  | 1,364,726
Balance at Dec. 31, 2017 | 2,832,268 | 4,579,472 | 20,969,443 | 1,732,447 | 4,312,478 |  | 34,426,108 | (108,572) | 34,317,536
Increase in reserve |  |  | (3,000,000) | 3,000,000 |  |  |  |  | 484,046
Repurchase of own capital stock, net |  | (4,239) |  | (1,636,057) |  |  | (1,640,296) |  | (1,640,296)
Comprehensive income |  |  | 3,653,347 |  | (606,787) |  | 3,046,560 | (214,797) | 2,831,763
Comprehensive income Restated |  |  |  |  |  |  |  |  | 2,831,763
Balance at Dec. 31, 2018 | $ 2,832,268 | $ 4,575,233 | $ 21,622,790 | $ 3,096,390 | $ 3,705,691 |  | $ 35,832,372 | $ (323,369) | $ 35,509,003

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