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Employee benefits (Tables)

12 Months Ended

Dec. 31, 2019

Employee benefits

Schedule of analysis of net period cost

		2019			2018			2017
Analysis of net period cost:
Current service cost		Ps.	8,214		Ps.	4,977		Ps.	3,657
Interest cost on benefit obligation			1,872			1,424			1,000
Net period cost		Ps.	10,086		Ps.	6,401		Ps.	4,657

Schedule of changes in defined benefit obligation

		2019			2018			2017
Defined benefit obligation at January 1,		Ps.	18,153		Ps.	19,289		Ps.	13,438
Net period cost charged to profit or loss:
Current service cost			8,214			4,977			3,657
Interest cost on benefit obligation			1,872			1,424			1,000
Remeasurement losses in other comprehensive income:
Actuarial changes arising from changes in assumptions			10,192			(5,989)			1,776
Payments made			(225)			(1,548)			(582)
Defined benefit obligation at December 31,		Ps.	38,206		Ps.	18,153		Ps.	19,289

Summary of significant assumptions used in the computation of the seniority premium obligations

		2019		2018		2017
Financial:
Discount rate		7.18	%	9.91	%	7.72	%
Expected rate of salary increases		5.50	%	5.65	%	5.50	%
Annual increase in minimum salary		4.00	%	4.15	%	4.00	%
Biometric:
Mortality (1)		EMSSA 09, CEPAL* 2010 EL SALVADOR, CEPAL*2010 COSTA RICA		EMSSA 09		EMSSA 09
Disability (2)		IMSS-97		IMSS-97		IMSS-97

(1) Mexican Experience of social security (EMSSA), Economic Commission for Latin America and the Caribbean (CEPAL for its Spanish acronym).

(2) Mexican Experience of Instituto Mexicano del Seguro Social (IMSS).

Schedule of accruals for short-term employee benefits

		2019			2018			2017
Employee profit-sharing (Note 15c)		Ps.	24,097		Ps.	14,984		Ps.	9,063

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The disclosure of a net defined benefit liability (asset). [Refer: Net defined benefit liability (asset)]

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The disclosure of a sensitivity analysis for significant actuarial assumptions used to determine the present value of a defined benefit obligation. [Refer: Actuarial assumptions [member]; Defined benefit obligation, at present value]

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Disclosure of accruals of short-term employee benefits.

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