XML 105 R93.htm IDEA: XBRL DOCUMENT
v3.22.1

Sales (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Revenue [abstract] |
Summary of Sales | Details of sales for the years ended December 31, 2019, 2020 and 2021 are as follows:
|  |  |  |  | 2019 |  |  | 2020 |  |  | 2021 |
|  |  |  |  | Domestic |  |  | Overseas |  |  | Domestic |  |  | Overseas |  |  | Domestic |  |  | Overseas |
|  |  |  |  | In millions of won |
[Type of goods and services] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales of goods |  | ￦ |  |  |  |  | 56,609,330 |  |  |  | 285,546 |  |  |  | 56,380,608 |  |  |  | 303,704 |  |  |  | 58,261,006 |  |  |  | 441,203 |
Electricity |  |  |  |  |  |  | 55,939,001 |  |  |  | — |  |  |  | 55,730,985 |  |  |  | — |  |  |  | 57,210,231 |  |  |  | — |
Heat supply |  |  |  |  |  |  | 220,948 |  |  |  | — |  |  |  | 198,715 |  |  |  | — |  |  |  | 232,294 |  |  |  | — |
Others |  |  |  |  |  |  | 449,381 |  |  |  | 285,546 |  |  |  | 450,908 |  |  |  | 303,704 |  |  |  | 818,481 |  |  |  | 441,203 |
Sales related to rendering of services |  |  |  |  |  |  | 222,106 |  |  |  | 186,184 |  |  |  | 223,075 |  |  |  | 206,275 |  |  |  | 252,216 |  |  |  | 204,184 |
Sales of construction services |  |  |  |  |  |  | 110,692 |  |  |  | 1,154,224 |  |  |  | 170,895 |  |  |  | 641,280 |  |  |  | 159,262 |  |  |  | 595,736 |
|  | ￦ |  |  |  |  | 56,942,128 |  |  |  | 1,625,954 |  |  |  | 56,774,578 |  |  |  | 1,151,259 |  |  |  | 58,672,484 |  |  |  | 1,241,123 |
[Timing of revenue recognition] |
Performance obligations satisfied at a point in time |  | ￦ |  |  |  |  | 56,609,330 |  |  |  | 285,546 |  |  |  | 56,380,608 |  |  |  | 303,704 |  |  |  | 58,261,006 |  |  |  | 441,203 |
Performance obligations satisfied over time |  |  |  |  |  |  | 332,798 |  |  |  | 1,340,408 |  |  |  | 393,970 |  |  |  | 847,555 |  |  |  | 411,478 |  |  |  | 799,920 |
|  | ￦ |  |  |  |  | 56,942,128 |  |  |  | 1,625,954 |  |  |  | 56,774,578 |  |  |  | 1,151,259 |  |  |  | 58,672,484 |  |  |  | 1,241,123 |

X
- Definition The entire disclosure for revenue from contracts with customers. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2021-01-01 -Section Presentation -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IFRS15_g105-109_TI -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2021-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IFRS15_g110-129_TI -URIDate 2021-03-24 + Details
Name: | ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_RevenueAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration