v3.25.1
Segments (Details)
$ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2024
MXN ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
MXN ($)
Dec. 31, 2022
MXN ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2021
MXN ($)
Segments [Abstract]            
External revenues $ 869,220,584   $ 816,012,844 $ 844,501,397    
Intersegment revenues 0   0 0    
Operating revenues 869,220,584 $ 42,886,000 816,012,844 844,501,397    
Depreciation and amortization 164,128,361 8,098,000 151,786,064 158,633,786    
Operating income (loss) 180,100,090 8,886,000 167,783,515 170,870,752    
Interest income 9,008,220 444,000 9,628,340 4,823,579    
Interest expense 56,019,754 2,764,000 44,545,241 41,258,803    
Income tax 35,238,443 1,738,000 34,544,003 46,044,089    
Equity interest in net result of associated companies (5,179,112) (256,000) (5,371,824) (1,811,432)    
Net profit (loss) attributable to equity holders of the parent continues operations 22,902,025 1,131,000 76,110,617 82,878,406    
Net profit (loss) attributable to equity holders of the parent discontinued operations 0 $ 0 0 (6,719,015)    
Net profit (loss) attributable to equity holders of the parent 22,902,025   76,110,617 76,159,391    
Assets by segment 1,793,920,957   1,564,185,960 1,618,099,344 $ 88,509,000  
Plant, property and equipment, net 703,327,341   619,411,625 618,872,491    
Revalued of assets 10,457,088   9,239,279 38,353,719    
Rights of use, net 199,460,378   113,568,320 121,874,096 9,841,000 $ 90,372,393
Goodwill 156,836,369   146,078,897 141,121,365 7,738,000  
Licenses and rights, net 117,025,588   99,897,626 107,795,187    
Liabilities by segments $ 1,361,736,636   1,142,483,578 1,180,270,071 $ 67,186,000  
Operating Segments [Member]            
Segments [Abstract]            
Percentage of entity's revenue 10.00% 10.00%        
Percentage of taxable profit 10.00% 10.00%        
Percentage of consolidated assets 10.00% 10.00%        
Operating Segments [Member] | Mexico [Member]            
Segments [Abstract]            
External revenues $ 252,179,477   248,890,778 236,608,249    
Intersegment revenues 12,850,407   9,896,948 9,290,955    
Operating revenues 265,029,884   258,787,726 245,899,204    
Depreciation and amortization 25,628,734   26,640,899 26,383,113    
Operating income (loss) 89,445,892   84,816,739 76,708,954    
Interest income 22,978,028   27,202,474 18,336,415    
Interest expense 37,936,534   28,164,647 24,909,724    
Income tax 16,661,724   30,378,228 30,642,242    
Equity interest in net result of associated companies (5,294,505)   (5,458,577) (1,821,608)    
Net profit (loss) attributable to equity holders of the parent continues operations       63,711,537    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent (26,212,930)   43,053,030 63,711,537    
Assets by segment 1,022,191,247   1,029,618,098 1,042,849,460    
Plant, property and equipment, net 45,781,814   46,695,107 49,677,868    
Revalued of assets 0   0 0    
Rights of use, net 81,713,962   5,169,432 13,376,913    
Goodwill 26,497,724   26,434,428 26,481,707    
Licenses and rights, net 9,331,883   10,555,645 10,559,914    
Liabilities by segments 733,673,637   628,519,912 621,482,350    
Operating Segments [Member] | Telmex [Member]            
Segments [Abstract]            
External revenues 90,710,597   84,821,370 83,046,967    
Intersegment revenues 17,009,409   17,010,698 16,937,889    
Operating revenues 107,720,006   101,832,068 99,984,856    
Depreciation and amortization 14,935,037   14,333,486 13,171,616    
Operating income (loss) 14,745,648   12,063,692 16,172,472    
Interest income 1,412,233   1,465,927 925,158    
Interest expense 4,600,341   7,176,879 3,342,459    
Income tax 2,496,264   (625,561) 2,767,673    
Equity interest in net result of associated companies 49,924   41,642 31,000    
Net profit (loss) attributable to equity holders of the parent continues operations       (373,036)    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent (5,237,369)   (5,278,857) (373,036)    
Assets by segment 257,019,909   238,216,814 215,543,807    
Plant, property and equipment, net 154,257,837   150,219,598 134,928,482    
Revalued of assets 0   0 0    
Rights of use, net 193,632   220,565 341,761    
Goodwill 215,381   215,381 215,381    
Licenses and rights, net 73,248   92,065 106,659    
Liabilities by segments 205,016,281   236,678,379 204,294,033    
Operating Segments [Member] | Brazil [Member]            
Segments [Abstract]            
External revenues 165,401,035   162,224,734 165,804,342    
Intersegment revenues 4,889,447   4,485,048 5,075,716    
Operating revenues 170,290,482   166,709,782 170,880,058    
Depreciation and amortization 42,956,936   44,302,136 43,422,821    
Operating income (loss) 30,925,701   25,618,154 26,665,816    
Interest income 2,069,164   4,252,205 2,679,103    
Interest expense 24,096,598   25,691,398 23,411,387    
Income tax (3,271,970)   (1,730,068) 454,205    
Equity interest in net result of associated companies 44,122   32,776 20,864    
Net profit (loss) attributable to equity holders of the parent continues operations       10,254,969    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent (4,412,015)   9,866,950 10,254,969    
Assets by segment 350,641,199   383,653,519 407,802,373    
Plant, property and equipment, net 139,860,917   150,226,089 159,382,793    
Revalued of assets 0   0 0    
Rights of use, net 35,137,224   40,606,564 41,889,175    
Goodwill 27,897,869   29,437,800 31,085,202    
Licenses and rights, net 26,611,997   32,446,402 37,638,695    
Liabilities by segments 287,411,028   313,072,959 297,234,805    
Operating Segments [Member] | Southern Cone Argentina [Member]            
Segments [Abstract]            
External revenues 39,574,605   18,884,623 34,363,532    
Intersegment revenues 108,973   38,080 153,155    
Operating revenues 39,683,578   18,922,703 34,516,687    
Depreciation and amortization 11,737,247   5,677,627 9,002,551    
Operating income (loss) 1,557,289   515,233 2,570,848    
Interest income 1,093,853   543,248 718,676    
Interest expense 2,518,511   968,299 2,258,095    
Income tax 9,953,687   (4,760,360) (286,202)    
Equity interest in net result of associated companies   $ 0 (1,814) (2,198)    
Net profit (loss) attributable to equity holders of the parent continues operations       (700,478)    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 6,105,737   (8,101,032) (700,478)    
Assets by segment 92,425,415   53,570,541 79,283,120    
Plant, property and equipment, net 44,007,209   21,087,810 38,525,335    
Revalued of assets 0   0 0    
Rights of use, net 8,941,870   7,983,658 10,093,774    
Goodwill 201,940   0 199,984    
Licenses and rights, net 20,464,792   10,603,388 12,137,641    
Liabilities by segments 56,329,087   36,668,486 47,430,485    
Operating Segments [Member] | Southern Cone Uruguay and Paraguay [Member]            
Segments [Abstract]            
External revenues     3,995,812 4,456,541    
Intersegment revenues     9,876 64,779    
Operating revenues     4,005,688 4,521,320    
Depreciation and amortization     1,319,462 1,808,414    
Operating income (loss)     (444,485) (778,032)    
Interest income     4,231 3,463    
Interest expense     113,909 316,945    
Income tax     (1,721) 126,003    
Equity interest in net result of associated companies     0 0    
Net profit (loss) attributable to equity holders of the parent continues operations       (231,151)    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent     (294,922) (231,151)    
Assets by segment     9,187,465 10,258,999    
Plant, property and equipment, net     4,089,689 4,149,285    
Revalued of assets     0 0    
Rights of use, net     2,374,873 3,414,583    
Goodwill     201,912 0    
Licenses and rights, net     1,017,772 827,380    
Liabilities by segments     4,512,644 7,120,057    
Operating Segments [Member] | Southern Cone Uruguay Paraguay and Chile [Member]            
Segments [Abstract]            
External revenues 8,025,389          
Intersegment revenues 25,606          
Operating revenues 8,050,995          
Depreciation and amortization 3,932,327          
Operating income (loss) (2,353,311)          
Interest income 14,055          
Interest expense 431,181          
Income tax (1,459,393)          
Equity interest in net result of associated companies 0          
Net profit (loss) attributable to equity holders of the parent (1,365,108)          
Assets by segment 67,214,434          
Plant, property and equipment, net 36,280,537          
Revalued of assets 0          
Rights of use, net 7,973,991          
Goodwill 4,735,752          
Licenses and rights, net 1,938,693          
Liabilities by segments 40,851,110          
Operating Segments [Member] | Colombia [Member]            
Segments [Abstract]            
External revenues 71,436,983   62,342,147 70,925,374    
Intersegment revenues 364,005   376,010 374,225    
Operating revenues 71,800,988   62,718,157 71,299,599    
Depreciation and amortization 16,069,344   13,360,622 13,085,226    
Operating income (loss) 9,644,694   9,958,999 14,170,936    
Interest income 572,336   867,151 624,304    
Interest expense 4,034,032   3,342,195 2,699,010    
Income tax 1,481,320   1,427,740 2,286,809    
Equity interest in net result of associated companies 0   0 0    
Net profit (loss) attributable to equity holders of the parent continues operations       6,486,771    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 2,291,033   4,180,800 6,486,771    
Assets by segment 136,037,736   115,103,155 104,769,670    
Plant, property and equipment, net 53,548,458   53,038,210 44,999,710    
Revalued of assets 7,954,569   8,040,753 7,700,459    
Rights of use, net 4,771,008   3,965,376 3,454,148    
Goodwill 9,677,519   9,304,613 8,495,090    
Licenses and rights, net 20,291,075   10,227,439 8,068,013    
Liabilities by segments 78,608,757   59,510,611 57,393,854    
Operating Segments [Member] | Andean [Member]            
Segments [Abstract]            
External revenues 51,284,298   52,903,716 55,426,258    
Intersegment revenues 140,126   87,974 72,142    
Operating revenues 51,424,424   52,991,690 55,498,400    
Depreciation and amortization 10,697,841   10,084,882 10,698,869    
Operating income (loss) 8,112,560   10,638,985 8,262,395    
Interest income 2,457,448   2,338,242 906,176    
Interest expense 2,329,634   2,333,600 860,572    
Income tax 2,680,751   4,141,240 2,870,743    
Equity interest in net result of associated companies 0   0 0    
Net profit (loss) attributable to equity holders of the parent continues operations       6,122,291    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 5,469,348   7,769,059 6,122,291    
Assets by segment 109,408,583   98,293,206 85,782,831    
Plant, property and equipment, net 35,887,323   30,416,383 33,480,299    
Revalued of assets 0   0 5,938,449    
Rights of use, net 15,072,246   13,509,229 10,654,759    
Goodwill 4,720,170   4,603,998 4,678,851    
Licenses and rights, net 4,057,611   3,180,343 4,271,910    
Liabilities by segments 61,627,902   46,189,708 36,223,727    
Operating Segments [Member] | Central America [Member]            
Segments [Abstract]            
External revenues 48,136,010   43,964,411 47,054,127    
Intersegment revenues 105,832   99,850 160,459    
Operating revenues 48,241,842   44,064,261 47,214,586    
Depreciation and amortization 11,814,612   10,028,603 11,178,361    
Operating income (loss) 7,536,522   6,956,209 7,540,132    
Interest income 617,545   621,068 431,741    
Interest expense 1,103,466   1,325,213 1,033,792    
Income tax 2,058,918   1,728,005 1,708,728    
Equity interest in net result of associated companies (987)   (1,143) 0    
Net profit (loss) attributable to equity holders of the parent continues operations       5,059,038    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 5,565,820   4,733,871 5,059,038    
Assets by segment 115,513,670   91,976,207 96,321,649    
Plant, property and equipment, net 55,113,984   42,790,489 41,312,113    
Revalued of assets 0   0 0    
Rights of use, net 20,238,997   17,107,790 20,937,724    
Goodwill 6,328,845   6,279,966 6,312,511    
Licenses and rights, net 5,164,105   4,660,729 3,599,560    
Liabilities by segments 42,458,437   37,051,349 42,725,447    
Operating Segments [Member] | Caribbean [Member]            
Segments [Abstract]            
External revenues 35,181,218   37,148,876 40,859,951    
Intersegment revenues 1,169,243   1,119,554 1,854,029    
Operating revenues 36,350,461   38,268,430 42,713,980    
Depreciation and amortization 7,215,207   7,189,119 7,133,908    
Operating income (loss) 5,876,774   7,723,115 10,284,834    
Interest income 1,870,519   1,616,687 701,794    
Interest expense 1,374,621   1,735,648 1,152,370    
Income tax 2,665,185   1,674,363 2,432,392    
Equity interest in net result of associated companies 0   0 0    
Net profit (loss) attributable to equity holders of the parent continues operations       6,649,004    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 3,324,641   5,604,618 6,649,004    
Assets by segment 110,510,952   101,862,049 101,143,182    
Plant, property and equipment, net 41,501,202   35,214,165 40,606,623    
Revalued of assets 0   0 1,434,188    
Rights of use, net 6,900,369   6,669,681 3,904,201    
Goodwill 14,186,723   14,186,723 14,186,723    
Licenses and rights, net 9,936,893   8,593,842 10,124,134    
Liabilities by segments 44,392,804   47,864,665 48,434,551    
Operating Segments [Member] | Europe [Member]            
Segments [Abstract]            
External revenues 107,290,972   100,836,377 105,956,056    
Intersegment revenues 388,927   0 0    
Operating revenues 107,679,899   100,836,377 105,956,056    
Depreciation and amortization 23,409,159   21,008,775 22,761,938    
Operating income (loss) 16,346,663   15,751,978 16,155,520    
Interest income 412,679   392,951 229,958    
Interest expense 2,160,180   1,971,189 1,281,857    
Income tax 2,145,866   2,785,214 3,151,281    
Equity interest in net result of associated companies 22,334   15,292 (39,490)    
Net profit (loss) attributable to equity holders of the parent continues operations       11,795,662    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 12,051,439   11,145,743 11,795,662    
Assets by segment 197,030,441   167,594,129 154,774,150    
Plant, property and equipment, net 99,353,054   86,706,171 72,272,633    
Revalued of assets 2,502,519   1,198,526 23,280,623    
Rights of use, net 18,561,879   16,115,920 14,089,596    
Goodwill 62,374,446   55,414,076 49,465,916    
Licenses and rights, net 19,155,291   18,520,001 20,461,281    
Liabilities by segments 104,786,220   93,944,278 97,527,392    
Eliminations [Member]            
Segments [Abstract]            
External revenues 0   0 0    
Intersegment revenues (37,051,975)   (33,124,038) (33,983,349)    
Operating revenues (37,051,975)   (33,124,038) (33,983,349)    
Depreciation and amortization (4,268,083)   (2,159,547) (13,031)    
Operating income (loss) (1,738,342)   (5,815,104) (6,883,123)    
Interest income (24,489,640)   (29,675,844) (20,733,209)    
Interest expense (24,565,344)   (28,277,736) (20,007,408)    
Income tax (173,909)   (473,077) (109,785)    
Equity interest in net result of associated companies 0   0 0    
Net profit (loss) attributable to equity holders of the parent continues operations       (25,896,201)    
Net profit (loss) attributable to equity holders of the parent discontinued operations       0    
Net profit (loss) attributable to equity holders of the parent 25,321,429   3,431,357 (25,896,201)    
Assets by segment (664,072,629)   (724,889,223) (680,429,897)    
Plant, property and equipment, net (2,264,994)   (1,072,086) (462,650)    
Revalued of assets 0   0 0    
Rights of use, net (44,800)   (154,768) (282,538)    
Goodwill 0   0 0    
Licenses and rights, net 0   0 0    
Liabilities by segments $ (293,418,627)   $ (361,529,413) $ (279,596,630)