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Borrowings - Summary of Redeemable convertible preferred stock (Detail) - Redeemable convertible preferred stock [member] - KRW (₩) ₩ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Redeemable Convertible Preferred Stock [Line Items] |  |
Issue Of Convertible Instrument | ₩ 2,979 | ₩ 0
Transition period | For 10 years from the day after the first issue |
Repayment period | From the day after three years have elapsed from the date of issuance to the expiration date of the preferred residence period |
Dividend | Priority dividend equivalent to 1% of the par value (accumulated) |

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- Definition Convertible preferred stock dividend. + References No definition available. + Details
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- Definition Convertible preferred stock repayment period. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Preferred stock transition period. + References No definition available. + Details
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- Details
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