XML 61 R46.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Intangible Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Summary of Reconciliation of Changes in Intangible Assets and Goodwill |
Cost |  | Rights to Produce and Distribute Coca-Cola Trademark Products |  |  | Goodwill |  |  | Trademark Rights |  |  | Other Indefinite Lived Intangible Assets |  |  | Total Unamortized Intangible Assets |  |  | Technology Costs and Management Systems |  |  | Systems in Development |  |  | Alcohol Licenses |  |  | Other |  |  | Total Amortized Intangible Assets |  |  | Total Intangible Assets |
Cost as of January 1, 2015 |  | Ps | . 70,263 |  |  | Ps | . 25,174 |  |  | Ps. | 1,514 |  |  | Ps. | 63 |  |  | Ps. | 97,014 |  |  | Ps. | 3,225 |  |  | Ps. | 1,554 |  |  | Ps. | 1,027 |  |  | Ps. | 671 |  |  | Ps. | 6,477 |  |  | Ps. | 103,491 |
Purchases |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 480 |  |  |  | 458 |  |  |  | 198 |  |  |  | 83 |  |  |  | 1,219 |  |  |  | 1,219 |
Acquisitions from business combinations |  |  | — |  |  |  | 11,369 |  |  |  | — |  |  |  | 1,238 |  |  |  | 12,607 |  |  |  | 328 |  |  |  | — |  |  |  | — |  |  |  | 199 |  |  |  | 527 |  |  |  | 13,134 |
Transfer of completed development systems |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,085 |  |  |  | (1,085 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (150 | ) |  |  | (242 | ) |  |  | — |  |  |  | (77 | ) |  |  | (469 | ) |  |  | (469 | )
Effect of movements in exchange rates |  |  | (4,992 | ) |  |  | (2,693 | ) |  |  | (33 | ) |  |  | (19 | ) |  |  | (7,737 | ) |  |  | (94 | ) |  |  | (2 | ) |  |  | — |  |  |  | (16 | ) |  |  | (112 | ) |  |  | (7,849 | )
Changes in value on the recognition of inflation effects |  |  | 1,121 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,121 |  |  |  | (12 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (12 | ) |  |  | 1,109 |
Capitalization of borrowing costs |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 28 |  |  |  | — |  |  |  |  |  |  |  | — |  |  |  | 28 |  |  |  | 28 |
Cost as of December 31, 2015 |  | Ps. | 66,392 |  |  | Ps. | 33,850 |  |  | Ps. | 1,481 |  |  | Ps. | 1,282 |  |  | Ps. | 103,005 |  |  | Ps. | 4,890 |  |  | Ps. | 683 |  |  | Ps. | 1,225 |  |  | Ps. | 860 |  |  | Ps. | 7,658 |  |  | Ps. | 110,663 |
Cost as of January 1, 2016 |  | Ps. | 66,392 |  |  | Ps. | 33,850 |  |  | Ps. | 1,481 |  |  | Ps. | 1,282 |  |  | Ps. | 103,005 |  |  | Ps. | 4,890 |  |  | Ps. | 683 |  |  | Ps. | 1,225 |  |  | Ps. | 860 |  |  | Ps. | 7,658 |  |  | Ps. | 110,663 |
Purchases |  |  | — |  |  |  | — |  |  |  | 3 |  |  |  | — |  |  |  | 3 |  |  |  | 345 |  |  |  | 609 |  |  |  | 191 |  |  |  | 146 |  |  |  | 1,291 |  |  |  | 1,296 |
Acquisitions from business combinations (see Note 4) |  |  | 9,602 |  |  |  | 12,276 |  |  |  | 239 |  |  |  | 1,067 |  |  |  | 23,184 |  |  |  | 318 |  |  |  | 3 |  |  |  | — |  |  |  | 174 |  |  |  | 495 |  |  |  | 23,679 |
Changes in fair value of past acquisitions |  |  | — |  |  |  | (2,385 | ) |  |  | 4,315 |  |  |  | (554 | ) |  |  | 1,376 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,078 |  |  |  | 1,078 |  |  |  | 2,372 |
Transfer of completed development systems |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 304 |  |  |  | (304 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (336 | ) |  |  | — |  |  |  | — |  |  |  | (24 | ) |  |  | (360 | ) |  |  | (360 | )
Effect of movements in exchange rates |  |  | 8,124 |  |  |  | 8,116 |  |  |  | 187 |  |  |  | 392 |  |  |  | 16,819 |  |  |  | 451 |  |  |  | (193 | ) |  |  | — |  |  |  | 104 |  |  |  | 362 |  |  |  | 17,181 |
Changes in value on the recognition of inflation effects |  |  | 1,220 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,220 |  |  |  | 141 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 141 |  |  |  | 1,361 |
Capitalization of borrowing costs |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 11 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 11 |  |  |  | 11 |
Cost as of December 31, 2016 |  | Ps. | 85,338 |  |  | Ps. | 51,857 |  |  | Ps. | 6,225 |  |  | Ps. | 2,187 |  |  | Ps. | 145,607 |  |  | Ps. | 6,124 |  |  | Ps. | 798 |  |  | Ps. | 1,416 |  |  | Ps. | 2,338 |  |  | Ps. | 10,676 |  |  | Ps. | 156,283 |
Cost as of January 1, 2017 |  | Ps | . 85,338 |  |  | Ps. | 51,857 |  |  | Ps. | 6,225 |  |  | Ps. | 2,187 |  |  | Ps. | 145,607 |  |  | Ps. | 6,124 |  |  | Ps. | 798 |  |  | Ps. | 1,416 |  |  | Ps. | 2,338 |  |  | Ps. | 10,676 |  |  | Ps. | 156,283 |
Purchases |  |  | 1,288 |  |  |  | — |  |  |  | — |  |  |  | 6 |  |  |  | 1,294 |  |  |  | 464 |  |  |  | 920 |  |  |  | 221 |  |  |  | 445 |  |  |  | 2,050 |  |  |  | 3,344 |
Acquisitions from business combinations (see Note 4) |  |  | 4,144 |  |  |  | 140 |  |  |  | 5 |  |  |  | — |  |  |  | 4,289 |  |  |  | 6 |  |  |  | — |  |  |  | — |  |  |  | 80 |  |  |  | 86 |  |  |  | 4,375 |
Changes in fair value of past acquisitions |  |  | 5,167 |  |  |  | (7,022 | ) |  |  | 836 |  |  |  | 9 |  |  |  | (1,010 | ) |  |  | (188 | ) |  |  | — |  |  |  | — |  |  |  | 892 |  |  |  | 704 |  |  |  | (306 | )
Transfer of completed development systems |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 412 |  |  |  | (412 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 110 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 110 |  |  |  | 110 |
Effect of movements in exchange rates |  |  | (2,563 | ) |  |  | (1,526 | ) |  |  | 119 |  |  |  | 91 |  |  |  | (3,879 | ) |  |  | 175 |  |  |  | (15 | ) |  |  | — |  |  |  | 52 |  |  |  | 212 |  |  |  | (3,667 | )
Changes in value on the recognition of inflation effects |  |  | (727 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (727 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 175 |  |  |  | 175 |  |  |  | (552 | )
Venezuela deconsolidation effect |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (139 | ) |  |  | (139 | ) |  |  | (139 | )
Cost as of December 31, 2017 |  | Ps. | 92,647 |  |  | Ps. | 43,449 |  |  | Ps. | 7,185 |  |  | Ps. | 2,293 |  |  | Ps. | 145,574 |  |  | Ps. | 7,103 |  |  | Ps. | 1,291 |  |  | Ps. | 1,637 |  |  | Ps. | 3,843 |  |  | Ps. | 13,874 |  |  | Ps. | 159,448 |
Amortization and Impairment Losses |  | Rights to Produce and Distribute Coca-Cola Trademark Products |  |  | Goodwill |  |  | Trademark Rights |  |  | Other Indefinite Lived Intangible Assets |  |  | Total Unamortized Intangible Assets |  |  | Technology Costs and Management Systems |  |  | Systems in Development |  |  | Alcohol Licenses |  |  | Other |  |  | Total Amortized Intangible Assets |  |  | Total Intangible Assets |
Amortization as of January 1, 2015 |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (36) |  |  | Ps. | (1,343) |  |  | Ps. | — |  |  | Ps. | (235) |  |  | Ps. | (350) |  |  | Ps. | (1,928) |  |  | Ps. | (1,964) |
Amortization expense |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (461) |  |  |  | — |  |  |  | (67) |  |  |  | (76) |  |  |  | (604) |  |  |  | (604) |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 126 |  |  |  | — |  |  |  | — |  |  |  | 42 |  |  |  | 168 |  |  |  | 168 |
Effect of movements in exchange rates |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 59 |  |  |  | — |  |  |  | — |  |  |  | 19 |  |  |  | 78 |  |  |  | 78 |
Amortization as of December 31, 2015 |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (36) |  |  | Ps. | (1,619) |  |  | Ps. | — |  |  | Ps. | (302) |  |  | Ps. | (365) |  |  | Ps. | (2,286) |  |  | Ps. | (2,322) |
Amortization as of January 1, 2016 |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (36) |  |  | Ps. | (1,619) |  |  | Ps. | — |  |  | Ps. | (302) |  |  | Ps. | (365) |  |  | Ps. | (2,286) |  |  | Ps. | (2,322) |
Amortization expense |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (630) |  |  |  | — |  |  |  | (74) |  |  |  | (302) |  |  |  | (1,006) |  |  |  | (1,006) |
Impairment losses |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 313 |  |  |  | — |  |  |  | — |  |  |  | 36 |  |  |  | 349 |  |  |  | 349 |
Effect of movements in exchange rates |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (1) |  |  |  | — |  |  |  | — |  |  |  | (35) |  |  |  | (36) |  |  |  | (36) |
Amortization as of December 31, 2016 |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (36) |  |  | Ps. | (1,937) |  |  | Ps. | — |  |  | Ps. | (376) |  |  | Ps. | (666) |  |  | Ps. | (2,979) |  |  | Ps. | (3,015) |
Amortization as of January 1, 2017 |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (36) |  |  | Ps. | (1,937) |  |  | Ps. | — |  |  | Ps. | (376) |  |  | Ps. | (666) |  |  | Ps. | (2,979) |  |  | Ps. | (3,015) |
Amortization expense |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (961) |  |  |  | — |  |  |  | (81) |  |  |  | (217) |  |  |  | (1,259) |  |  |  | (1,259) |
Impairment losses |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (110) |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (110) |  |  |  | (110) |
Disposals |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Venezuela deconsolidation effect |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (120) |  |  |  | (120) |  |  |  | (120) |
Venezuela impairment |  |  | (745) |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (745) |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (745) |
Effect of movements in exchange rates |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (254) |  |  |  | — |  |  |  | — |  |  |  | 148 |  |  |  | (106) |  |  |  | (106) |
Amortization as of December 31, 2017 |  | Ps. | (745) |  |  | Ps. | — |  |  | Ps. | — |  |  | Ps. | (36) |  |  | Ps. | (781) |  |  | Ps. | (3,262) |  |  | Ps. | — |  |  | Ps. | (457) |  |  | Ps. | (855) |  |  | Ps. | (4,574) |  |  | Ps. | (5,354) |
Carrying Amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
As of December 31, 2015 |  | Ps. | 66,392 |  |  | Ps. | 33,850 |  |  | Ps. | 1,481 |  |  | Ps. | 1,246 |  |  | Ps. | 102,969 |  |  | Ps. | 3,271 |  |  | Ps. | 683 |  |  | Ps. | 923 |  |  | Ps. | 495 |  |  | Ps. | 5,372 |  |  | Ps. | 108,341 |
As of December 31, 2016 |  | Ps. | 85,338 |  |  | Ps. | 51,857 |  |  | Ps. | 6,225 |  |  | Ps. | 2,151 |  |  | Ps. | 145,571 |  |  | Ps. | 4,187 |  |  | Ps. | 798 |  |  | Ps. | 1,040 |  |  | Ps. | 1,672 |  |  | Ps. | 7,697 |  |  | Ps. | 153,268 |
As of December 31, 2017 |  | Ps. | 91,901 |  |  | Ps. | 43,449 |  |  | Ps. | 7,185 |  |  | Ps. | 2,257 |  |  | Ps. | 144,793 |  |  | Ps. | 3,841 |  |  | Ps. | 1,291 |  |  | Ps. | 1,180 |  |  | Ps. | 2,988 |  |  | Ps. | 9,300 |  |  | Ps. | 154,093 |
Schedule of Allocation of Amortization Expenses | For the years ended 2017, 2016 and 2015, allocation for amortization expense is as follows:
|  | 2017 |  |  | 2016 |  |  | 2015 |
Cost of goods sold |  | Ps. | 132 |  |  | Ps. | 82 |  |  | Ps. | 61 |
Administrative expenses |  |  | 627 |  |  |  | 727 |  |  |  | 407 |
Selling expenses |  |  | 500 |  |  |  | 207 |  |  |  | 136 |
|  | Ps. | 1,259 |  |  | Ps. | 1,016 |  |  | Ps. | 604 |
Summary of Average Remaining Period for Company's Intangible Assets Subject to Amortization | The average remaining period for the Company’s intangible assets that are subject to amortization is as follows:
|  | Years |
Technology Costs and Management Systems |  |  | 3 - 10 |
Alcohol Licenses |  |  | 12 - 15
Disclosure of Aggregate Carrying Amounts of Goodwill and Distribution Rights Allocated to Each CGU | The aggregate carrying amounts of goodwill and distribution rights allocated to each CGU are as follows:
|  | December 31, 2017 |  |  | December 31, 2016 |
Mexico |  | Ps. | 56,352 |  |  | Ps. | 55,137 |
Guatemala |  |  | 488 |  |  |  | 499 |
Nicaragua |  |  | 484 |  |  |  | 532 |
Costa Rica |  |  | 1,520 |  |  |  | 1,622 |
Panama |  |  | 1,185 |  |  |  | 1,241 |
Colombia |  |  | 5,824 |  |  |  | 5,988 |
Venezuela |  |  | — |  |  |  | 1,225 |
Brazil |  |  | 48,345 |  |  |  | 52,609 |
Argentina |  |  | 50 |  |  |  | 67 |
Philippines |  |  | 3,882 |  |  |  | — |
Total |  | Ps. | 118,130 |  |  | Ps. | 118,920 |
Details of Key Assumptions by CGU for Impairment Test | The key assumptions by CGU for impairment test as of December 31, 2017 were as follows:
CGU |  | Pre-tax WACC |  |  | Post-tax WACC |  |  | Expected Annual Long-Term Inflation 2018-2027 |  |  | Expected Volume Growth Rates 2018-2027 |
Mexico |  |  | 7.3 | % |  |  | 5.3 | % |  |  | 3.7 | % |  |  | 2.2 | %
Colombia |  |  | 9.1 | % |  |  | 6.6 | % |  |  | 3.1 | % |  |  | 3.2 | %
Costa Rica |  |  | 11.5 | % |  |  | 7.8 | % |  |  | 3.3 | % |  |  | 2.7 | %
Guatemala |  |  | 13.9 | % |  |  | 10.7 | % |  |  | 4.7 | % |  |  | 7.1 | %
Nicaragua |  |  | 16.6 | % |  |  | 10.6 | % |  |  | 5.0 | % |  |  | 4.9 | %
Panama |  |  | 8.3 | % |  |  | 6.5 | % |  |  | 2.3 | % |  |  | 3.4 | %
Argentina |  |  | 11.0 | % |  |  | 7.3 | % |  |  | 10.7 | % |  |  | 3.1 | %
Brazil |  |  | 9.7 | % |  |  | 6.2 | % |  |  | 4.1 | % |  |  | 1.3 | %
Philippines |  |  | 9.7 | % |  |  | 5.9 | % |  |  | 3.6 | % |  |  | 3.4 | %
The key assumptions by CGU for impairment test as of December 31, 2016 were as follows:
CGU |  | Pre-tax WACC |  |  | Post-tax WACC |  |  | Expected Annual Long-Term Inflation 2017-2026 |  |  | Expected Volume Growth Rates 2017-2026 |
Mexico |  |  | 6.8 | % |  |  | 6.3 | % |  |  | 3.7 | % |  |  | 1.2 | %
Colombia |  |  | 7.9 | % |  |  | 7.5 | % |  |  | 3.2 | % |  |  | 4.0 | %
Venezuela |  |  | 17.5 | % |  |  | 17.0 | % |  |  | 117.3 | % |  |  | 1.0 | %
Costa Rica |  |  | 8.4 | % |  |  | 8.3 | % |  |  | 4.4 | % |  |  | 4.7 | %
Guatemala |  |  | 9.9 | % |  |  | 9.5 | % |  |  | 5.0 | % |  |  | 13.2 | %
Nicaragua |  |  | 10.6 | % |  |  | 10.1 | % |  |  | 4.2 | % |  |  | 5.7 | %
Panama |  |  | 7.8 | % |  |  | 7.4 | % |  |  | 3.0 | % |  |  | 4.9 | %
Argentina |  |  | 9.1 | % |  |  | 8.5 | % |  |  | 12.2 | % |  |  | 4.1 | %
Brazil |  |  | 8.7 | % |  |  | 8.1 | % |  |  | 4.4 | % |  |  | 2.9 | %
Disclosure of Detailed Information About Sensitivity to Changes in Assumptions |
CGU |  | Change in WACC |  |  | Change in Volume Growth CAGR(1) |  |  | Effect on Valuation |
Mexico |  |  | +0.16 | % |  |  | -1.0 | % |  |  | Passes by 5.2x |
Colombia |  |  | +0.19 | % |  |  | -1.0 | % |  |  | Passes by 2.5x |
Costa Rica |  |  | +0.64 | % |  |  | -1.0 | % |  |  | Passes by 2.3x |
Guatemala |  |  | +1.52 | % |  |  | -1.0 | % |  |  | Paases by 7.4x |
Nicaragua |  |  | +4.27 | % |  |  | -1.0 | % |  |  | Passes by 3.1x |
Panama |  |  | +0.12 | % |  |  | -1.0 | % |  |  | Passes by 12.1x |
Argentina |  |  | +4.39 | % |  |  | -1.0 | % |  |  | Passes by 299x |
Brazil |  |  | +0.26 | % |  |  | -1.0 | % |  |  | Passes by 3.6x |
Philippines |  |  | +0.46 | % |  |  | -1.0 | % |  |  | Passes by 2.1x |
(1) | Compound Annual Growth Rate (CAGR).
Health Division [member] |
Details of Key Assumptions by CGU for Impairment Test | The key assumptions by CGU for impairment test as of December 31, 2017 were as follows:
CGU |  | Pre-tax WACC |  |  | Post-tax WACC |  |  | Expected Annual Long-Term Inflation 2018-2027 |  |  | Expected Volume Growth Rates 2018-2027 |
South America (Health Division) |  |  | 6.9 | % |  |  | 6.2 | % |  |  | 3 | % |  |  | 2 | %
The key assumptions by CGU for impairment test as of December 31, 2016 were as follows:
CGU |  | Pre-tax WACC |  |  | Post-tax WACC |  |  | Expected Annual Long-Term Inflation 2017-2026 |  |  | Expected Volume Growth Rates 2016-2026 |
South America (Health Division) |  |  | 7.5 | % |  |  | 7.3 | % |  |  | 3 | % |  |  | 13 | %
Disclosure of Detailed Information About Sensitivity to Changes in Assumptions |
CGU Group |  | Change in WACC |  |  | Change in Sales Growth CAGR(1) |  |  | Effect on Valuation |
Health Division (South America) |  |  | +0.3 | % |  |  | -1.0 | % |  |  | Passes by 7.03x |
(1) | Compound Annual Growth Rate.

X
- Definition Disclosure of allocation of amortisation expenses. + References No definition available. + Details
Name: | fmx_DisclosureOfAllocationOfAmortisationExpensesExplanatory
Namespace Prefix: | fmx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of detailed information about key assumptions by CGU for impairment test. + References No definition available. + Details
Name: | fmx_DisclosureOfDetailedInformationAboutKeyAssumptionsByCGUForImpairmentTestExplanatory
Namespace Prefix: | fmx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of detailed information about sensitivity to changes in assumptions. + References No definition available. + Details
Name: | fmx_DisclosureOfDetailedInformationAboutSensitivityToChangesInAssumptionsExplanatory
Namespace Prefix: | fmx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of detailed information about intangible assets. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2017-01-01 -Paragraph 118 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=38&date=2017-03-01&anchor=para_118&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of information for cash-generating units. [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2017-01-01 -Paragraph 134 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=36&date=2017-03-01&anchor=para_134&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of the reconciliation of changes in intangible assets and goodwill. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2017-01-01 -Paragraph 118 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=38&date=2017-03-01&anchor=para_118&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=fmx_HealthDivisionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |