Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Employee benefits (Details) - Schedule of net defined benefit liability and its components

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Employee benefits (Details) - Schedule of net defined benefit liability and its components - MXN ($)
$ in Thousands
12 Months Ended
Jan. 03, 2021
Dec. 31, 2019
Schedule of net defined benefit liability and its components [Abstract]    
Balance $ 1,630 $ 1,355
Current service cost 425 424
Interest cost 114 123
Net cost of the period 539 547
Actuarial loss (gain) 1,199 (102)
Income tax effect 360 (26)
Other:    
Benefits paid (1,330) (196)
Balance $ 1,678 $ 1,630