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Non-Cash Transactions | 12 Months Ended
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Dec. 31, 2019
Non-Cash Transactions [Abstract] |
Non-Cash Transactions |
48. | Non-Cash Transactions
(1) | Significant non-cash investing and financing transactions for the years ended December 31, 2017, 2018, and 2019 are as follows:
Transactions |  |  |  |  | 2017 |  |  | 2018 |  |  | 2019 |
|  |  |  |  | In millions of won |
Transfer from construction-in-progress to other assets |  | ￦ |  |  |  |  | 13,676,233 |  |  |  | 8,656,252 |  |  |  | 14,052,094 |
Recognition of asset retirement cost and related provision for decommissioning costs |  |  |  |  |  |  | 2,494,802 |  |  |  | 310,272 |  |  |  | 2,425,668 |
Transfer from provision for disposal of spent nuclear fuel to accrued expenses |  |  |  |  |  |  | 342,861 |  |  |  | 482,699 |  |  |  | 376,103 |
Transfer from long-term borrowings and debt securities to current portion of long-term borrowings and debt securities |  |  |  |  |  |  | — |  |  |  | 7,100,846 |  |  |  | 7,759,284 |
Transfer of right-of-use assets due to change in accounting policy |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 5,364,647 |
(2) | Changes in liabilities incurred from financing activities for the years ended December 31, 2018, and 2019 are as follows:
|  |  |  |  | 2018 |
|  |  |  |  |  |  |  |  |  |  | Non-cash changes |  |  |  |
|  |  |  |  | Beginning balance |  |  | Cash flows |  |  | Increase |  |  | Changes in accounting policies |  |  | Effect of exchange rate fluctuations and others |  |  | Increase from the business combination |  |  | Ending balance |
|  |  |  |  | In millions of won |
Borrowings and debt securities |  | ￦ |  |  |  |  | 54,747,392 |  |  |  | 5,972,336 |  |  |  | — |  |  |  | — |  |  |  | 314,899 |  |  |  | — |  |  |  | 61,034,627 |
Finance lease liabilities |  |  |  |  |  |  | 418,260 |  |  |  | (134,454 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 283,806 |
|  | ￦ |  |  |  |  | 55,165,652 |  |  |  | 5,837,882 |  |  |  | — |  |  |  | — |  |  |  | 314,899 |  |  |  | — |  |  |  | 61,318,433 |
|  |  |  |  | 2019 |
|  |  |  |  |  |  |  |  |  |  | Non-cash changes |  |  |  |
|  |  |  |  | Beginning balance |  |  | Cash flows |  |  | Increase |  |  | Changes in accounting policies |  |  | Effect of exchange rate fluctuations and others |  |  | Increase from the business combination |  |  | Ending balance |
|  |  |  |  | In millions of won |
Borrowings and debt securities |  | ￦ |  |  |  |  | 61,034,626 |  |  |  | 6,342,074 |  |  |  | — |  |  |  | — |  |  |  | 496,940 |  |  |  | 2,900 |  |  |  | 67,876,540 |
Lease liabilities |  |  |  |  |  |  | 283,806 |  |  |  | (573,437 | ) |  |  | 218,800 |  |  |  | 4,943,584 |  |  |  | 197,380 |  |  |  | — |  |  |  | 5,070,133 |
|  | ￦ |  |  |  |  | 61,318,432 |  |  |  | 5,766,877 |  |  |  | 218,800 |  |  |  | 4,943,584 |  |  |  | 694,080 |  |  |  | 2,900 |  |  |  | 72,946,673 |

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