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Other intangibles (Tables) | 12 Months Ended
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Dec. 31, 2018
Text Block [Abstract] |
Components of intangible assets other than goodwill | The components of intangible assets other than goodwill at December 31, 2018 and December 31, 2017 were as follows:
|  | December 31, 2018 |  |  | December 31, 2017 |
DNMT1 Inhibitor License |  | $ | 110,474 |  |  | $ | — |
LSD1 Inhibitor License |  |  | 40,983 |  |  |  | 40,983 |
Trademarks |  |  | 34,426 |  |  |  | 34,426 |
Accumulated Amortization |  |  | (13,452 | ) |  |  | (9,010 | )
Other Intangibles, Net |  | $ | 172,431 |  |  | $ | 66,399 |
Amortization expense related to finite-lived intangible assets | Amortization expense related to finite-lived intangible assets was as follows:
|  | December 31, 2018 |  |  | December 31, 2017 |
Amortization Expense—Intangibles |  | $ | 4,442 |  |  | $ | 4,340 |

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