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Accumulated Other Comprehensive Income and Other Components of Equity - Summary of Other Components of Equity (Parenthetical) (Detail) - KRW (₩) ₩ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Miscellaneous equity [abstract]
Number Of treasury shares reissued	20,105,609
Number of treasury shares acquired	128,923
Treasury shares, Amount directly reflected in equity	₩ 14,886	₩ 4,080

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- Definition

Number of treasury shares acquired.

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Number of treasury shares reissued.

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- Definition

The value of treasury shares directly reflected in equity.

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