Details of intangible assets as of December 31, 2016 and 2017, are as follows:
| 2016 | ||||||||||||||||
| Acquisition cost | Accumulated amortization |
Accumulated impairment losses |
Carrying Amount |
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| (In millions of Korean won) | ||||||||||||||||
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Goodwill |
￦ | 331,707 | ￦ | — | ￦ | (69,315 | ) | ￦ | 262,392 | |||||||
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Other intangible assets |
1,312,732 | (877,881 | ) | (44,927 | ) | 389,924 | ||||||||||
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Total |
￦ | 1,644,439 | ￦ | (877,881 | ) | ￦ | (114,242 | ) | ￦ | 652,316 | ||||||
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| 2017 | ||||||||||||||||||||
| Acquisition cost | Accumulated amortization |
Accumulated impairment losses |
Others | Carrying Amount |
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| (In millions of Korean won) | ||||||||||||||||||||
|
Goodwill |
￦ | 344,799 | ￦ | — | ￦ | (70,517 | ) | ￦ | (832 | ) | ￦ | 273,450 | ||||||||
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Other intangible assets |
4,012,563 | (1,299,879 | ) | (43,074 | ) | — | 2,669,610 | |||||||||||||
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Total |
￦ | 4,357,362 | ￦ | (1,299,879 | ) | ￦ | (113,591 | ) | ￦ | (832 | ) | ￦ | 2,943,060 | |||||||
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