XML 261 R246.htm IDEA: XBRL DOCUMENT v3.23.1
Risk Management - Summary of Sensitivity Analysis for Foreign Currency Exchange Rates (Details) - KRW (₩)
₩ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Increase (decrease) of profit before income tax    
Disclosure of sensitivity analysis for foreign currency exchange rates [Line Items]    
10% Increase ₩ (1,703,053) ₩ (1,439,185)
10% Decrease 1,703,053 1,439,185
Increase (decrease) of equity    
Disclosure of sensitivity analysis for foreign currency exchange rates [Line Items]    
10% Increase [1] (1,703,053) (1,439,185)
10% Decrease [1] ₩ 1,703,053 ₩ 1,439,185
[1] The effect on the shareholders’ equity excluding the impact of income taxes.