XML 180 R159.htm IDEA: XBRL DOCUMENT v3.22.1
Taxes - Net Deferred Income Tax Asset Rollforward (Details) - MXN ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Major components of tax expense (income) [abstract]      
Balance at the beginning of the period $ (16,010) $ (13,575) $ (10,657)
Deferred tax provision for the period 622 (3,871) (1,176)
Deferred tax income net recorded in share of the profit of equity method accounted investees 277 (404) (406)
Acquisition of subsidiaries   (1) 382
Unrealized (gain) on cash flow hedges 1,006 865 (391)
Exchange differences on translation of foreign operations (491) 2,215 (2,121)
Remeasurements of the net defined benefit liability 380 (256) (204)
Retained earnings of equity accounted investees 32 (33) 384
Restatement effect of the period and beginning balances associated with hyperinflationary economies (507) (953) 1,378
Balance at the end of the period $ (14,691) $ (16,010) $ (13,575)