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Other Income and Expenses (Tables)
12 Months Ended
Dec. 31, 2024
Disclosure of other operating income (expense) [Abstract]  
Summary of Other Income
(1)
Other income for the years ended December 31, 2022, 2023 and 2024 are as follows:
 
           
2022
    
2023
    
2024
 
           
In millions of won
 
Reversal of other provisions
          15,265        79,001        35,317  
Reversal of other allowance for doubtful accounts
        37        1,941        17,699  
Gains on government grants
        301        239        4,789  
Gains on assets contributed
        1,953        24,183        29,968  
Gains on liabilities exempted
        1,181        854        504  
Compensation and reparations revenue
        89,638        93,785        84,682  
Revenue from foundation fund
        3        60        58  
Income related to transfer of assets from customers
        711,839        743,051        820,631  
Rental income
        208,064        210,972        204,277  
Others
        67,208        121,816        100,060  
     
 
 
    
 
 
    
 
 
 
          1,095,489        1,275,902        1,297,985  
     
 
 
    
 
 
    
 
 
 
Summary of Details of Others of Other Income
(2)
Details of “others” included in other income for the years ended December 31, 2022, 2023 and 2024 are as follows:
 
           
2022
    
2023
    
2024
 
           
In millions of won
 
Refund of claim for rectification
          701        1,054        1,512  
Maintenance income on lease building
        125        124        109  
Training income
        1,684        1,946        2,486  
Deposit redemption
        12        100        252  
Reversal of expenses on litigation
        1,920        44,197        45,751  
Revenue on royalty fee
        455        422        —   
Gains on guarantee contracts
        22        16        85  
Others
        62,289        73,957        49,865  
     
 
 
    
 
 
    
 
 
 
             67,208          121,816          100,060  
     
 
 
    
 
 
    
 
 
 
Summary of Other Expense
(3)
Other expenses for the years ended December 31, 2022, 2023 and 2024 are as follows:
 
          
2022
    
2023
    
2024
 
          
In millions of won
 
Compensation and indemnification expense
           36        34        234  
Accretion expenses of other provisions
       1,138        4,962        5,841  
Depreciation expenses on investment properties
       486        493        682  
Depreciation expenses on idle assets
       3,635        3,683        3,642  
Other bad debt expense
       6,400        40,683        42,776  
Donations
       131,037        169,748        324,694  
Others
       69,418        39,302        87,819  
    
 
 
    
 
 
    
 
 
 
             212,150          258,905          465,688  
    
 
 
    
 
 
    
 
 
 
Summary of Others of Other Expense
(4)
Details of “others” included in other expenses for the years ended December 31, 2022, 2023 and 2024 are as follows:
 
 
          
2022
    
2023
    
2024
 
          
In millions of won
 
Operating expenses related to the idle assets
           1,683        1,494        1,741  
Research grants
       562        174        662  
Expenses related to farming and fishing village supports
       11,272        13,249        15,344  
Expenses related to Operating of a fitness center
       8,370        8,921        10,116  
Expenses on adjustment of research and development grants
       260        388        392  
Taxes and dues
       31,985        1,935        18,065  
Expenses on R&D supports
       48        9        41  
Others
       15,238        13,132        41,458  
    
 
 
    
 
 
    
 
 
 
              69,418           39,302           87,819