XML 119 R106.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Other Financial Assets and Liabilities - Summary of Valuation Gains and Losses on Derivatives Contracts (Detail) - KRW (₩)
₩ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of detailed information about financial instruments [line items]      
Valuation gain ₩ 45,757 ₩ 154,674 ₩ 203,961
Valuation loss 162 21,213 7,206
Other comprehensive income (30,218) 85,201 191,570
Interest rate swap [member]      
Disclosure of detailed information about financial instruments [line items]      
Valuation gain 48 63 0
Valuation loss 0 490 0
Other comprehensive income (2,945) 4,666 1
Currency swap [member]      
Disclosure of detailed information about financial instruments [line items]      
Valuation gain 45,709 154,611 203,961
Valuation loss 162 20,723 7,206
Other comprehensive income (27,273) 79,781 191,569
Currency forwards [member]      
Disclosure of detailed information about financial instruments [line items]      
Valuation gain 0 0 0
Valuation loss 0 0 0
Other comprehensive income ₩ 0 ₩ 754 ₩ 0