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Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2020
Disclosure Of Intangible Assets [Abstract] |
Summary of Intangible Assets |
|  | Patents |  |  | Computer Software |  |  | Total |
|  | (in thousands) |
|  | £ |  | £ |  |  | £ |
Cost: |  |  |  |  |  |  |  |  |  |  |  |
At December 31, 2018 |  |  | 3,524 |  |  |  | 158 |  |  |  | 3,682 |
Additions |  |  | 999 |  |  |  | 216 |  |  |  | 1,215 |
At December 31, 2019 |  |  | 4,523 |  |  |  | 374 |  |  |  | 4,897 |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |
At December 31, 2018 |  |  | 498 |  |  |  | 62 |  |  |  | 560 |
Charge for the year |  |  | 308 |  |  |  | 69 |  |  |  | 377 |
At December 31, 2019 |  |  | 806 |  |  |  | 131 |  |  |  | 937 |
Cost: |  |  |  |  |  |  |  |  |  |  |  |
At December 31, 2019 |  |  | 4,523 |  |  |  | 374 |  |  |  | 4,897 |
Additions |  |  | 1,262 |  |  |  | 9 |  |  |  | 1,271 |
At December 31, 2020 |  |  | 5,785 |  |  |  | 383 |  |  |  | 6,168 |
Accumulated amortization: |  |  |  |  |  |  |  |  |  |  |  |
At December 31, 2019 |  |  | 806 |  |  |  | 131 |  |  |  | 937 |
Charge for the year |  |  | 383 |  |  |  | 95 |  |  |  | 478 |
At December 31, 2020 |  |  | 1,189 |  |  |  | 226 |  |  |  | 1,415 |
Net book value: |  |  |  |  |  |  |  |  |  |  |  |
At December 31, 2020 |  |  | 4,596 |  |  |  | 157 |  |  |  | 4,753 |
At December 31, 2019 |  |  | 3,717 |  |  |  | 243 |  |  |  | 3,960 |

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- Definition The disclosure of detailed information about intangible assets. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2020-01-01 -Paragraph 118 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2020-en-r&anchor=para_118&doctype=Standard -URIDate 2020-01-01 + Details
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- References No definition available. + Details
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