XML 28 R15.htm IDEA: XBRL DOCUMENT
v3.25.1

Other Financial Assets and Liabilities | 12 Months Ended
--- | ---
Dec. 31, 2024
Text block Explanatory [Abstract] |
Other Financial Assets and Liabilities |
7 | Other Financial Assets and Liabilities
| (1) | Details of other financial assets and liabilities as of December 31, 2023 and 2024, are as follows:
(In millions of Korean won) |  | December 31, 2023 |  |  | December 31, 2024 |
Other financial assets |  |  |  |  |  |  |  |
Financial assets at amortized cost 1 |  | ￦ | 1,385,921 |  |  |  | 962,653 |
Financial assets at fair value through profits of loss 1,2 |  |  | 939,661 |  |  |  | 1,029,926 |
Financial assets at fair value through other comprehensive income |  |  | 1,680,168 |  |  |  | 1,665,368 |
Derivatives used for hedging |  |  | 159,211 |  |  |  | 445,471 |
Less: Non-current |  |  | (2,724,761 | ) |  |  | (2,759,170 | )
Current |  | ￦ | 1,440,200 |  |  |  | 1,344,248 |
Other financial liabilities |  |  |  |  |  |  |  |
Financial liabilities at amortized cost 3,4 |  | ￦ | 915,185 |  |  |  | 942,135 |
Financial liabilities at fair value through profits or loss |  |  | 136,106 |  |  |  | 132,011 |
Derivatives used for hedging |  |  | 24,547 |  |  |  | 3 |
Less: Non-current |  |  | (753,739 | ) |  |  | (722,517 | )
Current |  | ￦ | 322,099 |  |  |  | 351,632 |
1 | As of December 31, 2024, the Group’s financial instruments amount to ￦ 97,913 million (December 31, 2023: ￦ 98,309 million) and consist of checking account deposits, time deposits, and others which are subject to withdrawal restrictions.
2 | As of December 31, 2024, the Group provided investments in Korea Software Financial Cooperative and others amounting to ￦ 10,511 million (December 31, 2023: ￦ 9,016 million) as a collateral in exchange for the payment guarantee provided by the Korea Software Financial Cooperative and others.
3 | The amount includes liabilities related to the obligation to acquire additional shares in Epsilon Global Communications Pte. Ltd. and kt Cloud Co., Ltd. (Note 19).
4 | The amount includes liabilities convertible preferred Stock issued by kt Cloud Co., Ltd. (Note 19).
(2) Financial Assets at fair value through profit or loss
| 1) | Details of financial assets at fair value through profit or loss as of December 31, 2023 and 2024, are as follows:
(In millions of Korean won) |  | December 31, 2023 |  |  | December 31, 2024 |
Equity instruments (Listed) |  | ￦ | 13,911 |  |  |  | 5,620 |
Equity instruments (Unlisted) |  |  | 42,185 |  |  |  | 47,227 |
Debt instruments |  |  | 880,549 |  |  |  | 971,805 |
Derivatives held for trading |  |  | 3,016 |  |  |  | 5,274 |
Total |  |  | 939,661 |  |  |  | 1,029,926 |
Less: Non-current |  |  | (782,143 | ) |  |  | (826,708 | )
Current |  | ￦ | 157,518 |  |  |  | 203,218 |
2) The maximum exposure to credit risks for debt instruments of financial assets at fair value through profit or loss is the carrying amount of each class of debt instruments above as of December 31, 2024. (3) Financial Assets at fair value through other comprehensive income 1) Details of financial assets at fair value through other comprehensive income as of December 31, 2023 and 2024, are as follows:
(In millions of Korean won) |  | December 31, 2023 |  |  | December 31, 2024 |
Equity instruments (Listed) |  | ￦ | 1,231,188 |  |  |  | 1,317,458 |
Equity instruments (Unlisted) |  |  | 443,067 |  |  |  | 341,753 |
Debt instruments |  |  | 5,913 |  |  |  | 6,157 |
Total |  |  | 1,680,168 |  |  |  | 1,665,368 |
Less: Non-current |  |  | (1,680,168 | ) |  |  | (1,665,368 | )
Current |  | ￦ | — |  |  |  | — |
2) Upon disposal of these equity investments, any balance within the accumulated other comprehensive income is reclassified not to profit or loss, but to retained earnings. Upon disposal of these debt investments, the remaining balance of the accumulated other comprehensive income is reclassified to profit or loss. (4) Derivatives used for hedging 1) Details of valuation of derivatives used for hedging as of December 31, 2023 and 2024, are as follows:
|  | December 31, 2023 |  |  | December 31, 2024 |
(In millions of Korean won) |  | Assets |  |  | Liabilities |  |  | Assets |  |  | Liabilities |
Interest rate swap |  | ￦ | 1,530 |  |  |  | 191 |  |  |  | 352 |  |  |  | 3 |
Currency swap 1 |  |  | 157,681 |  |  |  | 24,356 |  |  |  | 445,119 |  |  |  | — |
Total |  |  | 159,211 |  |  |  | 24,547 |  |  |  | 445,471 |  |  |  | 3 |
Less: Non-current |  |  | (107,802 | ) |  |  | (23,696 | ) |  |  | (261,719 | ) |  |  | — |
Current |  | ￦ | 51,409 |  |  |  | 851 |  |  |  | 183,752 |  |  |  | 3 |
1 | The currency swap contract is to hedge the risk of variability in cash flow from the borrowings due to changes in interest rate and foreign exchange rate and the expected maximum period for the Group to be exposed to risks of cash flow fluctuation by hedged items is until September 7, 2034.
The entire fair value of a hedging derivative is classified as a non-current asset or liability if the remaining maturity of the hedged item exceeds 12 months and, as a current asset or liability, if the maturity of the hedged item is within 12 months. 2) Details of valuation gains and losses on the derivative instruments for the years ended December 31, 2022, 2023 and 2024, are as follows:
(in millions of Korean won) |  | 2022 |  |  | 2023 |  |  | 2024 |
Type of Transaction |  | Valuation gain |  |  | Valuation loss |  |  | Other comprehensive income1 |  |  | Valuation gain |  |  | Valuation loss |  |  | Other comprehensive income1 |  |  | Valuation gain |  |  | Valuation Loss |  |  | Other comprehensive income1 |
Interest rate swap |  | ￦ | 63 |  |  | ￦ | 490 |  |  | ￦ | 4,666 |  |  | ￦ | 48 |  |  | ￦ | — |  |  | ￦ | (2,945 | ) |  | ￦ | 76 |  |  | ￦ | — |  |  | ￦ | (1,044 | )
Currency swap |  |  | 154,611 |  |  |  | 20,723 |  |  |  | 79,781 |  |  |  | 45,709 |  |  |  | 162 |  |  |  | (27,273 | ) |  |  | 374,898 |  |  |  | 3,793 |  |  |  | (16,773 | )
Currency forwards |  |  | — |  |  |  | — |  |  |  | 754 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total |  | ￦ | 154,674 |  |  | ￦ | 21,213 |  |  | ￦ | 85,201 |  |  | ￦ | 45,757 |  |  | ￦ | 162 |  |  | ￦ | (30,218 | ) |  | ￦ | 374,974 |  |  | ￦ | 3,793 |  |  | ￦ | (17,817 | )
1 | The amounts are before adjustments for deferred income tax and allocations to non-controlling interests and have been directly reflected in equity.
3) The effective portion recognized in profit or loss related to cash flow hedges amounts to valuation gains of ￦ 364,863 million as other comprehensive income for the year ended December 31, 2024 (2022: ￦ 85,201 million, 2023: ￦ 20,430 million). The ineffective portion recognized in profit or loss related to cash flow hedges amounts to valuation gains of ￦ 963 million as current profit or loss for the year ended December 31, 2024 (2022: valuation gain of ￦ 2,707 million, 2023: valuation loss of ￦ 41 million). In addition, the valuation gains reclassified from other comprehensive income to profit or loss amounts to ￦ 382,680 million for the year ended December 31, 2024 (2022: ￦ 127,552 million, 2023: ￦ 50,648 million). 4) The unsettled amount of derivative instruments for the years ended December 31, 2023 and 2024, are as follows: (i) Hedging instruments
(in millions of Korean won and thousands of foreign currencies) |  | 2023 |
|  |  |  |  |  |  | Book value of hedging instruments |  |  | Changes in fair value to calculate the ineffective portion of hedges |
Currency |  | Foreign currency |  |  | Contract amount |  |  | Assets |  |  | Liabilities |
USD |  |  | 2,011,509 |  |  | ￦ | 2,417,473 |  |  |  | 157,681 |  |  |  | 23,465 |  |  |  | 44,413 |
JPY |  |  | 400,000 |  |  |  | 4,357 |  |  |  | — |  |  |  | 660 |  |  |  | (162 | )
EUR |  |  | 7,700 |  |  |  | 10,283 |  |  |  | — |  |  |  | 231 |  |  |  | 381 |
KRW |  |  | — |  |  |  | 240,000 |  |  |  | 1,530 |  |  |  | 191 |  |  |  | 707 |
Total |  |  |  |  |  | ￦ | 2,672,113 |  |  |  | 159,211 |  |  |  | 24,547 |  |  |  | 45,339 |
(in millions of Korean won and thousands of foreign currencies) |  | 2024 |
|  |  |  | Book value of hedging instruments |  |  | Changes in fair value to calculate the ineffective portion of hedges |
Currency |  | Foreign currency |  |  | Contract amount |  |  | Assets |  |  | Liabilities |
USD |  |  | 2,150,937 |  |  | ￦ | 2,658,775 |  |  |  | 444,786 |  |  |  | — |  |  |  | 362,588 |
EUR |  |  | 6,900 |  |  |  | 10,166 |  |  |  | 333 |  |  |  | — |  |  |  | 548 |
KRW |  |  | — |  |  |  | 120,000 |  |  |  | 352 |  |  |  | 3 |  |  |  | 842 |
Total |  |  |  |  |  | ￦ | 2,788,941 |  |  |  | 445,471 |  |  |  | 3 |  |  |  | 363,978 |
(ii) Hedged item
(in millions of Korean won) |  | 2023 |  |  | 2024 |
Currency |  | Book value of hedged items |  |  | Changes in fair value to calculate the ineffective portion of hedges |  |  | Cash flow hedge reserves 1 |  |  | Book value of hedged items |  |  | Changes in fair value to calculate the ineffective portion of hedges |  |  | Cash flow hedge reserves 1 |
USD |  | ￦ | 2,593,707 |  |  |  | (44,365 | ) |  |  | (30,415 | ) |  |  | 3,160,554 |  |  |  | (358,087 | ) |  |  | (42,425 | )
JPY |  |  | 3,651 |  |  |  | 162 |  |  |  | 49 |  |  |  | — |  |  |  | — |  |  |  | — |
EUR |  |  | 10,985 |  |  |  | (581 | ) |  |  | 158 |  |  |  | 10,548 |  |  |  | (437 | ) |  |  | (228 | )
KRW |  |  | 239,944 |  |  |  | (596 | ) |  |  | 1,315 |  |  |  | 189,967 |  |  |  | (674 | ) |  |  | 513 |
Total |  | ￦ | 2,848,287 |  |  |  | (45,380 | ) |  |  | (28,893 | ) |  |  | 3,361,069 |  |  |  | (359,198 | ) |  |  | (42,140 | )
1 | The amount is after the deferred tax directly added or subtracted to the capital is reflected.
(5) Financial Liabilities at fair value through profit or loss 1) Details of financial liabilities at fair value through profit or loss as of December 31, 2023 and 2024, are as follows:
(in millions of Korean won) |  | December 31, 2023 |  |  | December 31, 2024 |
Derivatives held for trading 1 , 2 |  | ￦ | 136,106 |  |  |  | 132,011 |
1 | In relation to the additional acquisition of shares of the equity method investee K Bank Inc in 2021, the Group has entered into a shareholder agreement with the shareholders of K Bank Inc. According to the shareholder agreement, if K Bank Inc fails to be listed on the terms agreed in the shareholder agreement, the shareholders of K Bank Inc may exercise their Drag-Along right to the Group and require the Group to sell all the shares owned by such shareholders in K Bank to third parties based on the guaranteed return agreed in the shareholder agreement. The shareholder agreement also includes a call option where, if the shareholders exercise their Drag-Along rights, the Group has an option to purchase the shares held by those shareholders. As of December 31, 2024, the derivative financial liability in accordance with IFRS 9 associated with the rights prescribed in the shareholders agreement was ￦ 131,630 million ( ￦ 133,293 million as of December 31 2023).
2 | The amount includes derivatives separated from convertible bonds issued by the Group (Note 15).
2) The valuation gain and loss on financial liabilities at fair value through profit or loss for the years ended December 31, 2022, 2023 and 2024, are as follows:
(in millions of Korean won) |  | 2022 |  |  | 2023 |  |  | 2024 |
|  | Valuation gain |  |  | Valuation loss |  |  | Valuation gain |  |  | Valuation loss |  |  | Valuation gain |  |  | Valuation loss |
Derivatives liabilities held for trading |  |  | 24,683 |  |  |  | 1,800 |  |  |  | 3,316 |  |  |  | 10,710 |  |  |  | 2,550 |  |  |  | 5,772 |

X
- Definition Disclosure of other financial assets and liabilities. + References No definition available. + Details
Name: | kt_DisclosureOfOtherFinancialAssetsAndLiabilitiesExplanatory
Namespace Prefix: | kt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block [abstract] + References No definition available. + Details
Name: | kt_TextBlockExplanatoryAbstract
Namespace Prefix: | kt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration