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v3.23.1

Related Party Transactions - Summary of Transactions Prior Liquidation (Detail) - KRW (₩) ₩ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Statement [Line Items] |  |  |
Payables | ₩ 8,824 |  |
Acquisition of right of use assets [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 1,966 |  |
Acquisition of right of use assets [member] | KRealty 11th Real Estate Investment Trust Company [Member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 1,966 |  |
Interest Expense [member] |  |  |
Statement [Line Items] |  |  |
Payables | 260 | ₩ 205 | ₩ 917
Interest Expense [member] | K-Realty CR-REITs No.1 [member] |  |  |
Statement [Line Items] |  |  |
Payables |  | 205 | 917
Interest Expense [member] | KRealty 11th Real Estate Investment Trust Company [Member] |  |  |
Statement [Line Items] |  |  |
Payables | 260 |  |
Dividend Income [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 54,869 | 48,779 | 17,345
Dividend Income [member] | K-Realty CR-REITs No.1 [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 45,549 | 40,142 | 8,061
Dividend Income [member] | Others [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 9,158 | 8,637 | 43
Dividend Income [member] | Korea Information & Technology Investment Fund (KIF Investment Fund) [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income |  |  | 9,241
Dividend Income [member] | KRealty 11th Real Estate Investment Trust Company [Member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 162 |  |
Interest income [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | 3,052 | 223 | 14
Interest income [member] | K Bank Inc.[Member] |  |  |
Statement [Line Items] |  |  |
Dividend Income | ₩ 3,052 |  | ₩ 14
Interest income [member] | Korea Information & Technology Investment Fund (KIF Investment Fund) [member] |  |  |
Statement [Line Items] |  |  |
Dividend Income |  | ₩ 223 |

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