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Segments - Summary of Operating Segments (Detail) $ in Thousands, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 MXN ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 MXN ($) | Dec. 31, 2021 MXN ($) | Dec. 31, 2023 USD ($)
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | $ 816,012,844 |  | $ 844,501,397 |  | $ 830,687,452 |  |
Total revenues |  | 816,012,844 | $ 48,303 | 844,501,397 |  | 830,687,452 |  |
Depreciation and amortization |  | 151,786,064 | 8,985 | 158,633,786 |  | 156,302,992 |  |
Operating income |  | 167,783,515 |  | 170,870,752 |  | 167,556,250 |  |
Interest income |  | 9,628,340 | 570 | 4,823,579 |  | 3,834,150 |  |
Interest expense |  | 44,545,241 | 2,637 | 41,258,803 |  | 35,738,305 |  |
Income tax |  | 34,544,003 | 2,045 | 46,044,089 |  | 32,717,477 |  |
Equity interest in net result of associated companies |  | (5,371,824) |  | (1,811,432) |  | 113,918 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  | 76,110,617 | $ 4,505 | 82,878,406 |  | 68,187,225 |  |
Net profit (loss) attributable to equity holders of the parent discontinued operations |  | 0 |  | (6,719,015) |  | 124,235,942 |  |
Net profit (loss) attributable to equity holders of the parent |  | 76,110,617 |  | 76,159,391 |  | 192,423,167 |  |
Assets by segment |  | 1,564,185,960 |  | 1,618,099,344 |  | 1,689,649,849 |  | $ 92,591
Plant, property and equipment, net |  | 619,411,625 |  | 618,872,491 |  | 633,024,004 |  |
Revalued of assets |  | 9,239,279 |  | 38,353,719 |  | 98,172,675 |  |
Goodwill |  | 146,078,897 |  | 141,121,365 |  | 136,578,194 |  | 8,647
Trademarks, net |  | 2,767,165 |  | 3,014,557 |  | 3,292,163 |  |
Licenses and rights, net |  | 99,897,626 |  | 107,795,187 |  | 123,286,860 |  |
Investments in associated companies |  | 14,380,463 |  | 23,975,462 |  | 3,052,481 |  |
Liabilities by segments |  | 1,142,483,578 |  | 1,180,270,071 |  | 1,235,608,123 |  | $ 67,629
Operating segments [member] | Mexico [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 248,890,778 |  | 236,608,249 |  | 225,219,719 |  |
Intersegment revenues |  | 9,896,948 |  | 9,290,955 |  | 18,041,465 |  |
Total revenues |  | 258,787,726 |  | 245,899,204 |  | 243,261,184 |  |
Depreciation and amortization |  | 26,640,899 |  | 26,383,113 |  | 25,797,791 |  |
Operating income |  | 84,816,739 |  | 76,708,954 |  | 77,783,972 |  |
Interest income |  | 27,202,474 |  | 18,336,415 |  | 14,864,242 |  |
Interest expense |  | 28,164,647 |  | 24,909,724 |  | 24,586,641 |  |
Income tax |  | 30,378,228 |  | 30,642,242 |  | 25,002,390 |  |
Equity interest in net result of associated companies |  | (5,458,577) |  | (1,821,608) |  | 85,648 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 63,711,537 |  | 34,195,093 |  |
Net profit (loss) attributable to equity holders of the parent |  | 43,053,030 |  | 63,711,537 |  | 34,195,093 |  |
Assets by segment |  | 1,029,618,098 |  | 1,042,849,460 |  | 999,502,407 |  |
Plant, property and equipment, net |  | 46,695,107 |  | 49,677,868 |  | 50,420,866 |  |
Goodwill |  | 26,434,428 |  | 26,481,707 |  | 26,965,618 |  |
Trademarks, net |  | 110,950 |  | 110,397 |  | 90,673 |  |
Licenses and rights, net |  | 10,555,645 |  | 10,559,914 |  | 11,081,972 |  |
Investments in associated companies |  | 19,797,046 |  | 24,656,295 |  | 4,725,279 |  |
Liabilities by segments |  | 628,519,912 |  | 621,482,350 |  | 679,954,783 |  |
Operating segments [member] | Telmex [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 84,821,370 |  | 83,046,967 |  | 87,189,642 |  |
Intersegment revenues |  | 17,010,698 |  | 16,937,889 |  | 15,237,420 |  |
Total revenues |  | 101,832,068 |  | 99,984,856 |  | 102,427,062 |  |
Depreciation and amortization |  | 14,333,486 |  | 13,171,616 |  | 12,740,332 |  |
Operating income |  | 12,063,692 |  | 16,172,472 |  | 21,100,316 |  |
Interest income |  | 1,465,927 |  | 925,158 |  | 758,126 |  |
Interest expense |  | 7,176,879 |  | 3,342,459 |  | 1,385,103 |  |
Income tax |  | (625,561) |  | 2,767,673 |  | 2,496,010 |  |
Equity interest in net result of associated companies |  | 41,642 |  | 31,000 |  | 44,525 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | (373,036) |  | 4,594,450 |  |
Net profit (loss) attributable to equity holders of the parent |  | (5,278,857) |  | (373,036) |  | 4,594,450 |  |
Assets by segment |  | 238,216,814 |  | 215,543,807 |  | 195,869,232 |  |
Plant, property and equipment, net |  | 150,219,598 |  | 134,928,482 |  | 118,056,718 |  |
Goodwill |  | 215,381 |  | 215,381 |  | 215,381 |  |
Trademarks, net |  | 87,404 |  | 118,634 |  | 149,865 |  |
Licenses and rights, net |  | 92,065 |  | 106,659 |  | 129,233 |  |
Investments in associated companies |  | 586,515 |  | 550,493 |  | 522,403 |  |
Liabilities by segments |  | 236,678,379 |  | 204,294,033 |  | 176,177,522 |  |
Operating segments [member] | Brazil [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 162,224,734 |  | 165,804,342 |  | 148,729,232 |  |
Intersegment revenues |  | 4,485,048 |  | 5,075,716 |  | 4,044,386 |  |
Total revenues |  | 166,709,782 |  | 170,880,058 |  | 152,773,618 |  |
Depreciation and amortization |  | 44,302,136 |  | 43,422,821 |  | 40,342,871 |  |
Operating income |  | 25,618,154 |  | 26,665,816 |  | 21,867,457 |  |
Interest income |  | 4,252,205 |  | 2,679,103 |  | 2,104,574 |  |
Interest expense |  | 25,691,398 |  | 23,411,387 |  | 15,875,138 |  |
Income tax |  | (1,730,068) |  | 454,205 |  | (9,603,701) |  |
Equity interest in net result of associated companies |  | 32,776 |  | 20,864 |  | 4,575 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 10,254,969 |  | 14,185,905 |  |
Net profit (loss) attributable to equity holders of the parent |  | 9,866,950 |  | 10,254,969 |  | 14,185,905 |  |
Assets by segment |  | 383,653,519 |  | 407,802,373 |  | 407,458,440 |  |
Plant, property and equipment, net |  | 150,226,089 |  | 159,382,793 |  | 153,607,199 |  |
Revalued of assets |  |  |  |  |  | 33,004,669 |  |
Goodwill |  | 29,437,800 |  | 31,085,202 |  | 15,335,322 |  |
Licenses and rights, net |  | 32,446,402 |  | 37,638,695 |  | 39,620,009 |  |
Investments in associated companies |  | 57,133 |  | 22,708 |  | 65,699 |  |
Liabilities by segments |  | 313,072,959 |  | 297,234,805 |  | 273,655,967 |  |
Operating segments [member] | Southern Cone Argentina [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 18,884,623 |  | 34,363,532 | [1] | 35,419,511 | [1] |
Intersegment revenues |  | 38,080 |  | 153,155 | [1] | 224,300 | [1] |
Total revenues |  | 18,922,703 |  | 34,516,687 | [1] | 35,643,811 | [1] |
Depreciation and amortization |  | 5,677,627 |  | 9,002,551 | [1] | 7,581,101 | [1] |
Operating income |  | 515,233 |  | 2,570,848 | [1] | 3,520,432 | [1] |
Interest income |  | 543,248 |  | 718,676 | [1] | 820,505 | [1] |
Interest expense |  | 968,299 |  | 2,258,095 | [1] | 2,518,149 | [1] |
Income tax |  | (4,760,360) |  | (286,202) | [1] | 1,951,409 | [1] |
Equity interest in net result of associated companies |  | (1,814) |  | (2,198) | [1] | (19,073) | [1] |
Net profit (loss) attributable to equity holders of the parent continues operations | [1] |  |  | (700,478) |  | (2,999,123) |  |
Net profit (loss) attributable to equity holders of the parent |  | (8,101,032) |  | (700,478) | [1] | (2,999,123) | [1] |
Assets by segment |  | 53,570,541 |  | 79,283,120 | [1] | 77,951,595 | [1] |
Plant, property and equipment, net |  | 21,087,810 |  | 38,525,335 | [1] | 38,039,995 | [1] |
Revalued of assets | [1] |  |  |  |  | 2,192,978 |  |
Goodwill | [1] |  |  | 199,984 |  | 198,010 |  |
Licenses and rights, net |  | 10,603,388 |  | 12,137,641 | [1] | 11,824,500 | [1] |
Investments in associated companies |  | 993 |  | (19,866) | [1] | (34,401) | [1] |
Liabilities by segments |  | 36,668,486 |  | 47,430,485 | [1] | 45,203,170 | [1] |
Operating segments [member] | Southern Cone Uruguay And Paraguay [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 3,995,812 |  | 4,456,541 | [1] | 4,825,315 | [1] |
Intersegment revenues |  | 9,876 |  | 64,779 | [1] | (73,993) | [1] |
Total revenues |  | 4,005,688 |  | 4,521,320 | [1] | 4,751,322 | [1] |
Depreciation and amortization |  | 1,319,462 |  | 1,808,414 | [1] | 2,010,624 | [1] |
Operating income |  | (444,485) |  | (778,032) | [1] | (549,329) | [1] |
Interest income |  | 4,231 |  | 3,463 | [1] | 2,165 | [1] |
Interest expense |  | 113,909 |  | 316,945 | [1] | 275,047 | [1] |
Income tax |  | (1,721) |  | 126,003 | [1] | (1,168,564) | [1] |
Net profit (loss) attributable to equity holders of the parent continues operations | [1] |  |  | (231,151) |  | 152,766 |  |
Net profit (loss) attributable to equity holders of the parent |  | (294,922) |  | (231,151) | [1] | 152,766 | [1] |
Assets by segment |  | 9,187,465 |  | 10,258,999 | [1] | 58,312,728 | [1] |
Plant, property and equipment, net |  | 4,089,689 |  | 4,149,285 | [1] | 26,824,991 | [1] |
Revalued of assets | [1] |  |  |  |  | 3,966,099 |  |
Goodwill |  | 201,912 |  |  |  | 4,993,831 | [1] |
Licenses and rights, net |  | 1,017,772 |  | 827,380 | [1] | 1,966,503 | [1] |
Liabilities by segments |  | 4,512,644 |  | 7,120,057 | [1] | 27,977,789 | [1] |
Operating segments [member] | Colombia [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 62,342,147 |  | 70,925,374 |  | 79,312,071 |  |
Intersegment revenues |  | 376,010 |  | 374,225 |  | 360,638 |  |
Total revenues |  | 62,718,157 |  | 71,299,599 |  | 79,672,709 |  |
Depreciation and amortization |  | 13,360,622 |  | 13,085,226 |  | 15,067,211 |  |
Operating income |  | 9,958,999 |  | 14,170,936 |  | 15,165,356 |  |
Interest income |  | 867,151 |  | 624,304 |  | 431,314 |  |
Interest expense |  | 3,342,195 |  | 2,699,010 |  | 2,240,707 |  |
Income tax |  | 1,427,740 |  | 2,286,809 |  | 3,112,946 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 6,486,771 |  | 5,959,563 |  |
Net profit (loss) attributable to equity holders of the parent |  | 4,180,800 |  | 6,486,771 |  | 5,959,563 |  |
Assets by segment |  | 115,103,155 |  | 104,769,670 |  | 133,232,525 |  |
Plant, property and equipment, net |  | 53,038,210 |  | 44,999,710 |  | 48,888,907 |  |
Revalued of assets |  | 8,040,753 |  | 7,700,459 |  | 10,266,464 |  |
Goodwill |  | 9,304,613 |  | 8,495,090 |  | 11,685,585 |  |
Licenses and rights, net |  | 10,227,439 |  | 8,068,013 |  | 11,384,533 |  |
Investments in associated companies |  |  |  |  |  | 351 |  |
Liabilities by segments |  | 59,510,611 |  | 57,393,854 |  | 65,631,866 |  |
Operating segments [member] | Andean [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 52,903,716 |  | 55,426,258 |  | 52,888,323 |  |
Intersegment revenues |  | 87,974 |  | 72,142 |  | 73,828 |  |
Total revenues |  | 52,991,690 |  | 55,498,400 |  | 52,962,151 |  |
Depreciation and amortization |  | 10,084,882 |  | 10,698,869 |  | 11,211,523 |  |
Operating income |  | 10,638,985 |  | 8,262,395 |  | 7,457,802 |  |
Interest income |  | 2,338,242 |  | 906,176 |  | 833,540 |  |
Interest expense |  | 2,333,600 |  | 860,572 |  | 1,213,421 |  |
Income tax |  | 4,141,240 |  | 2,870,743 |  | 2,375,281 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 6,122,291 |  | 4,180,473 |  |
Net profit (loss) attributable to equity holders of the parent |  | 7,769,059 |  | 6,122,291 |  | 4,180,473 |  |
Assets by segment |  | 98,293,206 |  | 85,782,831 |  | 95,719,937 |  |
Plant, property and equipment, net |  | 30,416,383 |  | 33,480,299 |  | 34,395,339 |  |
Revalued of assets |  |  |  | 5,938,449 |  | 8,389,460 |  |
Goodwill |  | 4,603,998 |  | 4,678,851 |  | 4,688,154 |  |
Trademarks, net |  | 555 |  |  |  |  |  |
Licenses and rights, net |  | 3,180,343 |  | 4,271,910 |  | 5,502,139 |  |
Liabilities by segments |  | 46,189,708 |  | 36,223,727 |  | 44,676,727 |  |
Operating segments [member] | Central America [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 43,964,411 |  | 47,054,127 | [2] | 45,406,174 | [2] |
Intersegment revenues |  | 99,850 |  | 160,459 | [2] | 62,764 | [2] |
Total revenues |  | 44,064,261 |  | 47,214,586 | [2] | 45,468,938 | [2] |
Depreciation and amortization |  | 10,028,603 |  | 11,178,361 | [2] | 10,830,440 | [2] |
Operating income |  | 6,956,209 |  | 7,540,132 | [2] | 8,700,382 | [2] |
Interest income |  | 621,068 |  | 431,741 | [2] | 269,379 | [2] |
Interest expense |  | 1,325,213 |  | 1,033,792 | [2] | 1,061,526 | [2] |
Income tax |  | 1,728,005 |  | 1,708,728 | [2] | 2,940,404 | [2] |
Equity interest in net result of associated companies |  | (1,143) |  |  |  |  |  |
Net profit (loss) attributable to equity holders of the parent continues operations | [2] |  |  | 5,059,038 |  | 4,746,847 |  |
Net profit (loss) attributable to equity holders of the parent |  | 4,733,871 |  | 5,059,038 | [2] | 4,746,847 | [2] |
Assets by segment |  | 91,976,207 |  | 96,321,649 | [2] | 101,725,955 | [2] |
Plant, property and equipment, net |  | 42,790,489 |  | 41,312,113 | [2] | 42,407,727 | [2] |
Revalued of assets | [2] |  |  |  |  | 9,113,632 |  |
Goodwill |  | 6,279,966 |  | 6,312,511 | [2] | 6,002,380 | [2] |
Licenses and rights, net |  | 4,660,729 |  | 3,599,560 | [2] | 5,220,437 | [2] |
Investments in associated companies |  | 19,747 |  | 23,896 | [2] | 26,348 | [2] |
Liabilities by segments |  | 37,051,349 |  | 42,725,447 | [2] | 42,823,861 | [2] |
Operating segments [member] | Caribbean [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 37,148,876 |  | 40,859,951 |  | 37,858,979 |  |
Intersegment revenues |  | 1,119,554 |  | 1,854,029 |  | 2,069,648 |  |
Total revenues |  | 38,268,430 |  | 42,713,980 |  | 39,928,627 |  |
Depreciation and amortization |  | 7,189,119 |  | 7,133,908 |  | 6,987,129 |  |
Operating income |  | 7,723,115 |  | 10,284,834 |  | 8,661,475 |  |
Interest income |  | 1,616,687 |  | 701,794 |  | 701,785 |  |
Interest expense |  | 1,735,648 |  | 1,152,370 |  | 1,066,733 |  |
Income tax |  | 1,674,363 |  | 2,432,392 |  | 2,171,594 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 6,649,004 |  | 5,151,166 |  |
Net profit (loss) attributable to equity holders of the parent |  | 5,604,618 |  | 6,649,004 |  | 5,151,166 |  |
Assets by segment |  | 101,862,049 |  | 101,143,182 |  | 102,949,901 |  |
Plant, property and equipment, net |  | 35,214,165 |  | 40,606,623 |  | 41,601,009 |  |
Revalued of assets |  |  |  | 1,434,188 |  | 2,564,149 |  |
Goodwill |  | 14,186,723 |  | 14,186,723 |  | 14,186,723 |  |
Trademarks, net |  | 185,566 |  | 220,350 |  | 229,000 |  |
Licenses and rights, net |  | 8,593,842 |  | 10,124,134 |  | 10,847,685 |  |
Liabilities by segments |  | 47,864,665 |  | 48,434,551 |  | 53,885,848 |  |
Operating segments [member] | Europe [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
External revenues |  | 100,836,377 |  | 105,956,056 |  | 113,838,486 |  |
Total revenues |  | 100,836,377 |  | 105,956,056 |  | 113,838,486 |  |
Depreciation and amortization |  | 21,008,775 |  | 22,761,938 |  | 27,469,463 |  |
Operating income |  | 15,751,978 |  | 16,155,520 |  | 13,421,147 |  |
Interest income |  | 392,951 |  | 229,958 |  | 116,031 |  |
Interest expense |  | 1,971,189 |  | 1,281,857 |  | 2,414,415 |  |
Income tax |  | 2,785,214 |  | 3,151,281 |  | 3,438,161 |  |
Equity interest in net result of associated companies |  | 15,292 |  | (39,490) |  | (1,757) |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | 11,795,662 |  | 8,313,018 |  |
Net profit (loss) attributable to equity holders of the parent |  | 11,145,743 |  | 11,795,662 |  | 8,313,018 |  |
Assets by segment |  | 167,594,129 |  | 154,774,150 |  | 210,944,575 |  |
Plant, property and equipment, net |  | 86,706,171 |  | 72,272,633 |  | 79,764,422 |  |
Revalued of assets |  | 1,198,526 |  | 23,280,623 |  | 28,675,224 |  |
Goodwill |  | 55,414,076 |  | 49,465,916 |  | 52,307,190 |  |
Trademarks, net |  | 2,382,690 |  | 2,565,176 |  | 2,822,625 |  |
Licenses and rights, net |  | 18,520,001 |  | 20,461,281 |  | 25,709,849 |  |
Investments in associated companies |  | 17,175 |  | 2,058 |  |  |  |
Liabilities by segments |  | 93,944,278 |  | 97,527,392 |  | 134,357,142 |  |
Eliminations [member] |  |  |  |  |  |  |  |
Disclosure of Operating Segments [Line Items] |  |  |  |  |  |  |  |
Intersegment revenues |  | (33,124,038) |  | (33,983,349) |  | (40,040,456) |  |
Total revenues |  | (33,124,038) |  | (33,983,349) |  | (40,040,456) |  |
Depreciation and amortization |  | (2,159,547) |  | (13,031) |  | (3,735,493) |  |
Operating income |  | (5,815,104) |  | (6,883,123) |  | (9,572,760) |  |
Interest income |  | (29,675,844) |  | (20,733,209) |  | (17,067,511) |  |
Interest expense |  | (28,277,736) |  | (20,007,408) |  | (16,898,575) |  |
Income tax |  | (473,077) |  | (109,785) |  | 1,547 |  |
Net profit (loss) attributable to equity holders of the parent continues operations |  |  |  | (25,896,201) |  | (10,292,933) |  |
Net profit (loss) attributable to equity holders of the parent |  | 3,431,357 |  | (25,896,201) |  | (10,292,933) |  |
Assets by segment |  | (724,889,223) |  | (680,429,897) |  | (694,017,446) |  |
Plant, property and equipment, net |  | (1,072,086) |  | (462,650) |  | (983,169) |  |
Investments in associated companies |  | (6,098,146) |  | (1,260,122) |  | (2,253,198) |  |
Liabilities by segments |  | $ (361,529,413) |  | $ (279,596,630) |  | $ (308,736,552) |  |
[1] | Discontinued operations (ClaroVTR joint venture)
[2] | Discontinued operations (Panama disposal)

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- Definition Equity interest in net (loss) income of associated companies. + References No definition available. + Details
Name: | amx_EquityInterestInNetLossIncomeOfAssociatedCompanies
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Intersegment revenue. + References No definition available. + Details
Name: | amx_IntersegmentRevenue
Namespace Prefix: | amx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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