XML 149 R103.htm IDEA: XBRL DOCUMENT v3.19.1
Property, Machinery and Equipment, Net - Disclosure of Net Change in Property, Machinery and Equipment (Detail)
$ in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2018
MXN ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
MXN ($)
Dec. 31, 2016
MXN ($)
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period $ 232,160   $ 230,134 $ 216,694
Capital expenditures 12,141   9,514 12,676
Additions through capital leases 88   2,096 7
Capitalization of financial expense     0 175
Stripping costs 740   809 421
Total capital expenditures 12,969 $ 130 12,419 13,279
Disposals (971)   (1,844) (1,841)
Reclassifications 101   (1,634) (4,549)
Business combinations 216   6,492  
Depreciation and depletion for the period (14,019)   (13,951) (14,037)
Impairment losses (445)   (984) (1,899)
Foreign currency translation effects (5,571)   1,528 22,487
Net book value at end of period 224,440   232,160 230,134
Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 411,515   395,922 360,089
Net book value at end of period 411,062   411,515 395,922
Accumulated depreciation and depletion [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period (179,355)   (165,788) (143,395)
Net book value at end of period (186,622)   (179,355) (165,788)
Land and mineral reserves [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 78,653   80,917  
Capital expenditures 525   547  
Additions through capital leases 0   0  
Capitalization of financial expense     0  
Stripping costs 740   809  
Total capital expenditures 1,265   1,356  
Disposals (258)   (347)  
Reclassifications (353)   (784)  
Business combinations 83   2,179  
Depreciation and depletion for the period (3,618)   (2,571)  
Impairment losses (121)   (202)  
Foreign currency translation effects 210   (1,895)  
Net book value at end of period 75,861   78,653 80,917
Land and mineral reserves [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 95,495   97,218  
Net book value at end of period 94,692   95,495 97,218
Land and mineral reserves [member] | Accumulated depreciation and depletion [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period (16,842)   (16,301)  
Net book value at end of period (18,831)   (16,842) (16,301)
Building [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 27,702   27,516  
Capital expenditures 578   802  
Additions through capital leases 0   0  
Capitalization of financial expense     0  
Stripping costs 0   0  
Total capital expenditures 578   802  
Disposals (116)   (223)  
Reclassifications (45)   (82)  
Business combinations 0   749  
Depreciation and depletion for the period (2,001)   (1,967)  
Impairment losses (33)   (1)  
Foreign currency translation effects (349)   908  
Net book value at end of period 25,736   27,702 27,516
Building [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 53,927   51,740  
Net book value at end of period 53,292   53,927 51,740
Building [member] | Accumulated depreciation and depletion [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period (26,225)   (24,224)  
Net book value at end of period (27,556)   (26,225) (24,224)
Machinery and equipment [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 106,348   104,454  
Capital expenditures 11,038   8,165  
Additions through capital leases 88   2,096  
Capitalization of financial expense     0  
Stripping costs 0   0  
Total capital expenditures 11,126   10,261  
Disposals (597)   (1,274)  
Reclassifications (81)   (768)  
Business combinations 133   3,136  
Depreciation and depletion for the period (8,400)   (9,413)  
Impairment losses (291)   (763)  
Foreign currency translation effects (5,733)   715  
Net book value at end of period 102,505   106,348 104,454
Machinery and equipment [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 242,636   229,717  
Net book value at end of period 242,740   242,636 229,717
Machinery and equipment [member] | Accumulated depreciation and depletion [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period (136,288)   (125,263)  
Net book value at end of period (140,235)   (136,288) (125,263)
Construction in progress [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 19,457   17,247  
Capital expenditures 0   0  
Additions through capital leases 0   0  
Capitalization of financial expense     0  
Stripping costs 0   0  
Total capital expenditures 0   0  
Disposals 0   0  
Reclassifications 580   0  
Business combinations 0   428  
Depreciation and depletion for the period 0   0  
Impairment losses 0   (18)  
Foreign currency translation effects 301   1,800  
Net book value at end of period 20,338   19,457 17,247
Construction in progress [member] | Cost [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 19,457   17,247  
Net book value at end of period 20,338   19,457 17,247
Construction in progress [member] | Accumulated depreciation and depletion [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Net book value at beginning of period 0   0  
Net book value at end of period $ 0   $ 0 $ 0