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Related Parties - Summary of Derivatives Transactions With Related Parties (Details) - 12 months ended Dec. 31, 2022 - Korea Development Bank SFr in Thousands, $ in Thousands, $ in Thousands, ₩ in Millions | KRW (₩) | USD ($) | HKD ($) | CHF (SFr)
--- | --- | --- | --- | ---
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2019~2024 | 2019~2024 | 2019~2024 | 2019~2024
Pay, Contract Amount | ₩ 177,600 |  |  |
Receive, Contract Amount | $ |  | $ 150,000 |  |
Contract Interest rate Pay | 1.24 | 1.24 | 1.24 | 1.24
Contract Interest rate Receive | 2.50 | 2.50 | 2.50 | 2.50
Contract exchange rate | 1,184 | 1,184 | 1,184 | 1,184
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2020~2025 | 2020~2025 | 2020~2025 | 2020~2025
Pay, Contract Amount | ₩ 241,320 |  |  |
Receive, Contract Amount | $ |  | $ 200,000 |  |
Contract Interest rate Pay | 0.54 | 0.54 | 0.54 | 0.54
Contract Interest rate Receive | 1.13 | 1.13 | 1.13 | 1.13
Contract exchange rate | 1,206.6 | 1,206.6 | 1,206.6 | 1,206.6
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2021~2026 | 2021~2026 | 2021~2026 | 2021~2026
Pay, Contract Amount | ₩ 118,170 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 1.11 | 1.11 | 1.11 | 1.11
Contract Interest rate Receive | 1.13 | 1.13 | 1.13 | 1.13
Contract exchange rate | 1,181.7 | 1,181.7 | 1,181.7 | 1,181.7
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2015~2025 | 2015~2025 | 2015~2025 | 2015~2025
Pay, Contract Amount | ₩ 111,190 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 2.62 | 2.62 | 2.62 | 2.62
Contract Interest rate Receive | 3.25 | 3.25 | 3.25 | 3.25
Contract exchange rate | 1,111.9 | 1,111.9 | 1,111.9 | 1,111.9
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2017~2027 | 2017~2027 | 2017~2027 | 2017~2027
Pay, Contract Amount | ₩ 111,610 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 2.31 | 2.31 | 2.31 | 2.31
Contract Interest rate Receive | 3.13 | 3.13 | 3.13 | 3.13
Contract exchange rate | 1,116.1 | 1,116.1 | 1,116.1 | 1,116.1
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2018~2028 | 2018~2028 | 2018~2028 | 2018~2028
Pay, Contract Amount | ₩ 108,600 |  |  |
Receive, Contract Amount | $ |  |  | $ 800,000 |
Contract Interest rate Pay | 2.69 | 2.69 | 2.69 | 2.69
Contract Interest rate Receive | 3.35 | 3.35 | 3.35 | 3.35
Contract exchange rate | 135.75 | 135.75 | 135.75 | 135.75
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2018~2023 | 2018~2023 | 2018~2023 | 2018~2023
Pay, Contract Amount | ₩ 170,280 |  |  |
Receive, Contract Amount | $ |  | $ 150,000 |  |
Contract Interest rate Pay | 2.15 | 2.15 | 2.15 | 2.15
Contract Interest rate Receive | 3.75 | 3.75 | 3.75 | 3.75
Contract exchange rate | 1,135.2 | 1,135.2 | 1,135.2 | 1,135.2
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2019~2027 | 2019~2027 | 2019~2027 | 2019~2027
Pay, Contract Amount | ₩ 119,978 |  |  |
Receive, Contract Amount | SFr |  |  |  | SFr 100,000
Contract Interest rate Pay | 1.43 | 1.43 | 1.43 | 1.43
Contract Interest rate Receive | 0.05 | 0.05 | 0.05 | 0.05
Contract exchange rate | 1,199.78 | 1,199.78 | 1,199.78 | 1,199.78
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2021~2026 | 2021~2026 | 2021~2026 | 2021~2026
Pay, Contract Amount | ₩ 111,400 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 0.93 | 0.93 | 0.93 | 0.93
Contract Interest rate Receive | 1.25 | 1.25 | 1.25 | 1.25
Contract exchange rate | 1,114 | 1,114 | 1,114 | 1,114
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2022~2027 | 2022~2027 | 2022~2027 | 2022~2027
Pay, Contract Amount | ₩ 262,000 |  |  |
Receive, Contract Amount | $ |  | $ 200,000 |  |
Contract Interest rate Pay | 3.63 | 3.63 | 3.63 | 3.63
Contract Interest rate Receive | 4.25 | 4.25 | 4.25 | 4.25
Contract exchange rate | 1,310 | 1,310 | 1,310 | 1,310
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2020~2026 | 2020~2026 | 2020~2026 | 2020~2026
Pay, Contract Amount | ₩ 118,910 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 0.61 | 0.61 | 0.61 | 0.61
Contract Interest rate Receive | 1.00 | 1.00 | 1.00 | 1.00
Contract exchange rate | 1,189.1 | 1,189.1 | 1,189.1 | 1,189.1
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2021~2026 | 2021~2026 | 2021~2026 | 2021~2026
Pay, Contract Amount | ₩ 114,230 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 1.27 | 1.27 | 1.27 | 1.27
Contract Interest rate Receive | 1.25 | 1.25 | 1.25 | 1.25
Contract exchange rate | 1,142.3 | 1,142.3 | 1,142.3 | 1,142.3
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2022~2027 | 2022~2027 | 2022~2027 | 2022~2027
Pay, Contract Amount | ₩ 123,710 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 3.41 | 3.41 | 3.41 | 3.41
Contract Interest rate Receive | 3.63 | 3.63 | 3.63 | 3.63
Contract exchange rate | 1,237.1 | 1,237.1 | 1,237.1 | 1,237.1
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2018~2023 | 2018~2023 | 2018~2023 | 2018~2023
Pay, Contract Amount | ₩ 320,880 |  |  |
Receive, Contract Amount | $ |  | $ 300,000 |  |
Contract Interest rate Pay | 2.03 | 2.03 | 2.03 | 2.03
Contract Interest rate Receive | 3.75 | 3.75 | 3.75 | 3.75
Contract exchange rate | 1,069.6 | 1,069.6 | 1,069.6 | 1,069.6
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2022~2025 | 2022~2025 | 2022~2025 | 2022~2025
Pay, Contract Amount | ₩ 128,560 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 3.37 | 3.37 | 3.37 | 3.37
Contract Interest rate Receive | 4.13 | 4.13 | 4.13 | 4.13
Contract exchange rate | 1,285.6 | 1,285.6 | 1,285.6 | 1,285.6
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2018~2023 | 2018~2023 | 2018~2023 | 2018~2023
Pay, Contract Amount | ₩ 169,335 |  |  |
Receive, Contract Amount | $ |  | $ 150,000 |  |
Contract Interest rate Pay | 2.26 | 2.26 | 2.26 | 2.26
Contract Interest rate Receive | 3.88 | 3.88 | 3.88 | 3.88
Contract exchange rate | 1,128.9 | 1,128.9 | 1,128.9 | 1,128.9
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2020~2025 | 2020~2025 | 2020~2025 | 2020~2025
Pay, Contract Amount | ₩ 122,780 |  |  |
Receive, Contract Amount | $ |  | $ 100,000 |  |
Contract Interest rate Pay | 0.93 | 0.93 | 0.93 | 0.93
Contract Interest rate Receive | 1.75 | 1.75 | 1.75 | 1.75
Contract exchange rate | 1,227.8 | 1,227.8 | 1,227.8 | 1,227.8
Cross Currency Interest Rate Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Contract year | 2022~2025 | 2022~2025 | 2022~2025 | 2022~2025
Pay, Contract Amount | ₩ 252,360 |  |  |
Receive, Contract Amount | $ |  | $ 200,000 |  |
Contract Interest rate Pay | 2.83 | 2.83 | 2.83 | 2.83
Contract Interest rate Receive | 3.60 | 3.60 | 3.60 | 3.60
Contract exchange rate | 1,261.8 | 1,261.8 | 1,261.8 | 1,261.8
Cross Currency Forward Contract |  |  |  |
Disclosure of Derivatives transactions between related parties [Line Items] |  |  |  |
Pay, Contract Amount | ₩ 26,010 |  |  |
Receive, Contract Amount | $ |  | $ 20,000 |  |
Contract exchange rate | 1,300.5 | 1,300.5 | 1,300.5 | 1,300.5
Contract date | Dec. 19, 2022 | Dec. 19, 2022 | Dec. 19, 2022 | Dec. 19, 2022
Matrurity date | Jan. 26, 2023 | Jan. 26, 2023 | Jan. 26, 2023 | Jan. 26, 2023

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