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Borrowings and Debt Securities : Short-term borrowings (Details) ₱ in Thousands, $ in Thousands, ₩ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 KRW (₩) | Dec. 31, 2019 KRW (₩) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 PHP (₱)
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Short-term borrowings | ₩ 1,436,922 |  | ₩ 1,098,555 |  |  |
Local short-term borrowings |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | DB financial investment and others |  | DB financial investment and others |  |  |
Borrowings interest rate | 0.80 ~ 4.60 |  | 2.00 ~ 2.20 |  |  |
Borrowings, maturity | 2021.01.05 ~2021.12.31 |  | 2020.01.13 ~2020.02.05 |  |  |
Short-term borrowings | ₩ 580,004 |  | ₩ 280,000 |  |  |
Foreign short-term borrowings |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | Shinhan Bank |  | LG-CNS |  |  |
Borrowings interest rate | 0.71 ~ 0.74 |  | 4.60 |  |  |
Borrowings, maturity | 2021.01.04 ~2021.03.31 |  | 2020.06.30 |  |  |
Short-term borrowings | ₩ 60,268 |  | ₩ 27,439 | $ 55,393 | $ 23,699 |
Foreign short-term borrowings |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | Korea Development Bank and others |  | BDO Unibank |  |  |
Borrowings interest rate | 1M Libor + 1.25 |  | 3M BVAL + 0.50 |  |  |
Borrowings, maturity | 2022.04.29 | [1] | 2020.12.20 |  |  |
Short-term borrowings | ₩ 81,290 |  | ₩ 5,130 | $ 73,704 |  | ₱ 225,000
Foreign short-term borrowings |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor |  |  | Mizuho Bank |  |  |
Borrowings interest rate |  |  | 4.60 |  |  |
Borrowings, maturity |  |  | 2020.06.30 |  |  |
Short-term borrowings |  |  | ₩ 12,767 |  | $ 11,027 |
Local bank overdraft |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | Woori Bank |  | Korea development Bank and others |  |  |
Borrowings interest rate | Standard overdraft rate + 1.26 |  | 1.98 ~ 2.75 |  |  |
Borrowings, maturity | 2021.02.26 |  | 2020.01.01 ~2020.04.16 |  |  |
Short-term borrowings | ₩ 29,960 |  | ₩ 373,219 |  |  |
Local bank overdraft |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | Korea Development Bank and others |  |  |  |  |
Borrowings interest rate | 1.42 ~ 1.88 |  |  |  |  |
Borrowings, maturity | 2021.01.07 ~ 2021.04.26 |  |  |  |  |
Short-term borrowings | ₩ 215,400 |  |  |  |  |
Electronic short-term bonds |  |  |  |  |  |
Disclosure of detailed information about Short-term borrowings [Line Items] |  |  |  |  |  |
Name of Creditor | KB Securities and others |  | Mirae asset daewoo and others |  |  |
Borrowings interest rate | 0.75 ~ 1.35 |  | 1.72 ~ 2.20 |  |  |
Borrowings, maturity | 2021.01.13 ~2021.03.18 |  | 2020.01.10 ~2020.02.05 |  |  |
Short-term borrowings | ₩ 470,000 |  | ₩ 400,000 |  |  |
[1] | The contractual maturity is 2022 but is classified as short-term borrowing due to intention of early redemption in 3 months after borrowing.

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