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Finance Income - Summary of Finance Income and Interest Income (Details) - KRW (₩) ₩ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Interest Income |  |  |
Cash and cash equivalents | ₩ 51,872 | ₩ 12,692 | ₩ 9,419
Financial assets at fair value through profit or loss | 58,540 | 18,415 | 19,114
Financial assets at amortized cost | 1,308 | 797 | 612
Loans | 33,545 | 25,196 | 26,232
Short-term financial instruments | 15,827 | 7,531 | 25,540
Long-term financial instruments | 14,371 | 12,470 | 10,406
Other financial assets | 637 | 230 | 228
Trade and other receivables | 164,653 | 144,543 | 151,035
Total Interest Income | 340,753 | 221,874 | 242,586
Dividend income | 28,875 | 10,522 | 7,316
Gains on disposal of financial assets | 11,199 | 7,718 | 11,992
Gains on valuation of financial assets at fair value through profit or loss | 7,099 | 14,338 | 12,904
Gains on valuation of derivatives | 595,256 | 860,011 | 57,563
Gains on transaction of derivatives | 429,847 | 124,900 | 146,448
Gains on foreign currency translation | 389,361 | 146,349 | 1,005,961
Gains on foreign currency transactions | 29,997 | 15,618 | 24,009
Other financial income | 925 | 1,284 | 1,470
Total Finance Income | ₩ 1,833,312 | ₩ 1,402,614 | ₩ 1,510,249

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- Definition The net gain arising from exchange differences recognised in profit or loss, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: Foreign exchange gain (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 21 -IssueDate 2022-03-24 -Paragraph 52 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=21&code=ifrs-tx-2022-en-r&anchor=para_52_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 35 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_35&doctype=Standard -URIDate 2022-03-24 + Details
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