| Dec 31, 2015 | Dec 31, 2016 | Dec 31, 2017 | Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 |
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| Operating revenue | 760 | 1,146 | 3,121 | 2,990 | 2,902 | 5,058 |
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| Operating costs | 0 | 246 | 45 | 9 | 60 | 3,567 |
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| Operating gross profit (loss) | 760 | 900 | 3,076 | 2,981 | 2,842 | 1,491 |
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| Selling, general and administrative expenses | 695 | 669 | 1,573 | 1,538 | 1,553 | 1,334 |
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| Operating profit (loss) | 65 | 230 | 1,503 | 1,443 | 1,290 | 157 |
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| Interest income | 0 | 0 | 1 | 1 | 1 | 12 |
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| Dividend income from subsidiaries and affiliates | - | - | - | - | - | 47 |
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| Rent revenue | 1 | 1 | 1 | 2 | 2 | 1 |
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| Other | - | 1 | 1 | 2 | 2 | 1 |
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| Non-operating income | 318 | 192 | 233 | 371 | 911 | 1,012 |
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| Interest expenses | - | - | - | 21 | 8 | 10 |
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| Foreign exchange losses | 1 | 8 | 9 | 13 | 21 | 51 |
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| Borrowing related expenses | - | - | - | - | 12 | 16 |
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| Other | 1 | - | 0 | 3 | 1 | 1 |
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| Non-operating expenses | 1 | 33 | 26 | 28 | 41 | 79 |
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| Ordinary profit (loss) | 382 | 389 | 1,710 | 1,785 | 2,160 | 1,090 |
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| Loss on retirement of non-current assets | - | 0 | 0 | 0 | 0 | - |
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| Extraordinary losses | 29 | 0 | 46 | 0 | 0 | - |
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| Profit (loss) before income taxes | 406 | 410 | 1,689 | 1,826 | 2,178 | 1,473 |
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| Income taxes - current | 87 | 94 | 577 | 499 | 505 | 383 |
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| Income taxes - deferred | -13 | -0 | -81 | 18 | -67 | -198 |
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| Income taxes | 74 | 94 | 495 | 517 | 438 | 186 |
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| Profit (loss) | 332 | 316 | 1,194 | 1,309 | 1,740 | 1,287 |
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| Profit (loss) attributable to non-controlling interests | 44 | 55 | 56 | 50 | 32 | 52 |
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| Profit (loss) attributable to owners of parent | 621 | 854 | 1,490 | 1,411 | 1,245 | 525 |
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