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Accumulated Other Comprehensive Income and Other Components of Equity (Tables)
 12 Months Ended
Dec. 31, 2020
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Summary of Accumulated Other Comprehensive Income
As at December 31, 2019 and 2020, the details of the Controlling Company’s accumulated other comprehensive income are as follows:
 
(In millions of Korean won)
  
December 31,
2019
  
December 31,
2020
 
Changes in investments in associates and joint ventures
  
￦
1,556  
￦
16,257 
Loss on derivatives valuation
   (7,624)   19,809 
Gain on valuation of financial assets at fair value through other comprehensive income
   211,573   61,438 
Exchange differences on translation for foreign operations
   (10,571)   (11,453) 
   
 
 
  
 
 
 
Total
  
￦
194,934  
￦
86,051 
   
 
 
  
 
 
 
Summary of Changes in Accumulated Other Comprehensive Income
Changes in accumulated other comprehensive income for the years ended December 31, 2019 and 2020, are as follows:
 
 
  
2019
 
(In millions of Korean won)
  
Beginning
 
 
Increase/
decrease
 
  
Reclassification to
gain or loss
 
 
Ending
 
Changes in investments in associates and joint ventures
  
￦
(871
) 
 
￦
2,427
 
  
￦
—  
 
 
￦
1,556
 
Gain or loss on derivatives valuation
  
 
(30,474
) 
 
 
67,534
 
  
 
(44,684
) 
 
 
(7,624
) 
Gain on valuation of financial assets at fair value through other comprehensive income
  
 
96,704
 
 
 
114,869
 
  
 
—  
 
 
 
211,573
 
Exchange differences on translation for foreign operations
  
 
(15,201
) 
 
 
4,630
 
  
 
—  
 
 
 
(10,571
) 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
Total
  
￦
50,158
 
 
￦
189,460
 
  
￦
(44,684
) 
 
￦
194,934
 
 
  
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
(In millions of Korean won)
  
2020
 
 
  
Beginning
 
 
Increase/
decrease
 
 
Reclassification to
gain or loss
 
  
Ending
 
Changes in investments in associates and joint ventures
  
￦
1,556
 
 
￦
14,701
 
 
￦
—  
 
  
￦
16,257
 
Gain or loss on derivatives valuation
  
 
(7,624
) 
 
 
(83,998
) 
 
 
111,431
 
  
 
19,809
 
Gain on valuation of financial assets at fair value through other comprehensive income
  
 
211,573
 
 
 
(150,135
) 
 
 
—
 
  
 
61,438
 
Exchange differences on translation for foreign operations
  
 
(10,571
) 
 
 
(882
) 
 
 
—
 
  
 
(11,453
) 
 
  
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
Total
  
￦
194,934
 
 
 
￦
(220,314
) 
 
￦
111,431
 
  
￦
86,051
 
 
  
 
 
 
 
 
 
 
 
 
 
 
  
 
 
Summary of Other Components of Equity
The Group’s other components of equity as at December 31, 2019 and 2020, are as follows:
 
(In millions of Korean won)
  
December 31,
2019
 
 
December 31,
2020
 
Treasury stock
1
  
 
￦
(825,838)
 
 
 
￦
(882,224)
 
Gain or loss on disposal of treasury stock
2
  
 
1,229
 
 
 
(17,579
) 
Share-based payments
  
 
7,769
 
 
 
5,901
 
Others
3
  
 
(353,243
) 
 
 
(340,882
) 
 
  
 
 
 
 
 
 
 
Total
  
 
￦
(1,170,083
) 
 
 
￦
(1,234,784
) 
 
  
 
 
 
 
 
 
 
 
 1
During the year ended December 31, 2020, the Group acquired 4,550,000 treasury shares and granted 1,150,580 treasury shares as share-based payment.
 2
The amount directly reflected in equity is ￦7,288 million (2019: ￦603 million) for the year ended December 31, 2020. 
 3
Profit or loss incurred from transactions with
non-controlling
interest and investment difference incurred from change in proportion of subsidiaries are included.
Summary of Treasury Stock
As at December 31, 2019 and
2020
, the details of treasury stock are as follows:
 
   
December 31,
2019
   
December 31,
2020
 
Number of shares
(in shares)
   15,870,258    19,269,678 
Amounts
(In millions of Korean won)
  
￦
825,838   
￦
882,224