XML 26 R15.htm IDEA: XBRL DOCUMENT
v3.22.1

Other Assets and Liabilities | 12 Months Ended
--- | ---
Dec. 31, 2021
Text block [abstract] |
Other Assets and Liabilities |
9. | Other Assets and Liabilities
Other assets and liabilities as at December 31, 2020 and 2021, are as follows:
(In millions of Korean won) |  | December 31, 2020 |  |  | December 31, 2021 |
Other assets |  |  |  |  |  |  |  |
Advance payments |  | ￦ | 168,302 |  |  | ￦ | 151,266 |
Prepaid expenses |  |  | 66,578 |  |  |  | 100,697 |
Contract cost |  |  | 1,804,948 |  |  |  | 1,801,244 |
Contract assets |  |  | 586,438 |  |  |  | 745,085 |
Others |  |  | 18,747 |  |  |  | 39,979 |
Less: Non-current |  |  | (768,661 | ) |  |  | (793,948 | )
Current |  | ￦ | 1,876,352 |  |  | ￦ | 2,044,323 |
Other liabilities |  |  |  |  |  |  |  |
Advances received 1 |  | ￦ | 328,491 |  |  | ￦ | 372,375 |
Withholdings |  |  | 105,415 |  |  |  | 135,160 |
Unearned revenue 1 |  |  | 29,593 |  |  |  | 35,577 |
Lease liabilities |  |  | 1,143,640 |  |  |  | 1,159,369 |
Contract liabilities |  |  | 384,133 |  |  |  | 323,651 |
Others |  |  | 21,597 |  |  |  | 25,757 |
Less: Non-current |  |  | (909,570 | ) |  |  | (927,596 | )
Current |  | ￦ | 1,103,299 |  |  | ￦ | 1,124,293 |
1 | The amounts include adjustments arising from adoption of IFRS 15 (Note 26).

X
- Definition The disclosure of Other Assets and Liabilities. + References No definition available. + Details
Name: | kt_DisclosureOfOtherAssetsAndLiabilitiesExplanatory
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_TextBlockAbstract
Namespace Prefix: | kt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration