Income and Expenses - Summary of Compensation and Employee Benefits (Detail) - PHP (₱) ₱ in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Analysis Of Income And Expense [Abstract]
Salaries and other employee benefits	₱ 19,777	₱ 18,598	₱ 17,734
Pension benefit costs (Note 25)	1,855	1,610	1,775
Manpower rightsizing program, or MRP	1,703	1,747	419
Incentive plan (Note 25)	208	827
Total compensation and employee benefits	₱ 23,543	₱ 22,782	₱ 19,928

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The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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The amount of long-term employee benefits other than post-employment benefits and termination benefits. Such benefits may include long-term paid absences, jubilee or other long-service benefits, long-term disability benefits, long-term profit-sharing and bonuses and long-term deferred remuneration. [Refer: Employee benefits expense]

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The amount of post-employment benefit expense relating to defined benefit plans. [Refer: Defined benefit plans [member]]

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The amount of expense in relation to termination benefits. Termination benefits are employee benefits provided in exchange for the termination of an employee's employment as a result of either: (a) an entity's decision to terminate an employee's employment before the normal retirement date; or (b) an employee's decision to accept an offer of benefits in exchange for the termination of employment. [Refer: Employee benefits expense]

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A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense]

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