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Pension Plans (Details) - Schedule of cash flow for post-employment benefits - CLP ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
a) Fair value of plan assets        
Opening balance $ 7,127 $ 7,200 $ 8,224 $ 7,195
Expected yield of insurance contracts 211   640 385
Employer contributions 337   995 870
Actuarial (gain) losses  
Premiums paid  
Benefits paid (856)   (2,659) (226)
Fair value of plan assets at year end 6,819 6,819 7,200 8,224
b) Present value of obligations        
Present value of obligations opening balance (6,633) (6,678) (7,551) (6,525)
Net incorporation of Group companies  
Service cost 356   873 (1,026)
Interest cost  
Curtailment/settlement effect  
Benefits paid  
Past service cost  
Actuarial (gain) losses  
Other  
Present value of obligations at year end (6,277) (6,277) (6,678) (7,551)
Net balance at year end $ 542 $ 542 $ 523 $ 673