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Financial Risk Management - Summary of Maximum Exposure to Credit Risk (Details) - KRW (₩) ₩ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | ₩ 303,343 | ₩ 243,543
Cash and cash equivalents |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | 99,105 | 110,632
Short-term financial instruments |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | 148,000 | 71,000
Accounts receivable, net |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | 52,615 | 59,761
Other receivables, net |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | 6 | 8
Other current financial assets |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | 598 | 818
Other non-current financial assets |  |
Disclosure of credit risk exposure [line items] |  |
Maximum exposure to credit risk | ₩ 3,019 | ₩ 1,324

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 35K -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35K_a&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2023-01-01 -Name IFRS -Number 7 -IssueDate 2021-01-01 -Paragraph 36 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_36_a&doctype=Standard&book=b -URIDate 2021-03-24 + Details
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