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Property, plant and equipment (Tables) | 12 Months Ended
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Dec. 31, 2018
Property, plant and equipment [abstract] |
Disclosure of detailed information about property, plant and equipment | The estimated useful lives of property, plant and equipment for current and comparative periods are as follows:
Building under finance lease | 15 years
Computer equipment | 3 to 7 years
Furniture and fixtures | 5 to 14 years
Furniture and fixtures under finance lease | 5 years
Leasehold improvements | The shorter of initial term of the respective lease and
| estimated useful life
Production and test equipment | 4 to 15 years
Production and test equipment under finance lease | 5 years
|  | December 31, |  |  | December 31, |
Net carrying amounts |  | 2018 |  |  | 2017 |
Building under finance lease |  | $ | 5,007 |  |  | $ | 5,819 |
Computer equipment |  | 1,639 |  |  | 1,020 |
Furniture and fixtures |  | 67 |  |  | 155 |
Leasehold improvements |  | 1,019 |  |  | 1,624 |
Production and test equipment |  | 13,888 |  |  | 6,696 |
|  | $ | 21,620 |  |  | $ | 15,314 |
Cost | December 31, 2017 |  |  | Additions |  |  | Disposals |  |  | Effect of movements in exchange rates |  |  | December 31, 2018 |
Building under finance lease | $ | 12,180 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 12,180 |
Computer equipment | 4,787 |  |  | 1,016 |  |  | (215 | ) |  | (4 | ) |  | 5,584 |
Furniture and fixtures | 1,190 |  |  | 6 |  |  | (87 | ) |  | (6 | ) |  | 1,103 |
Leasehold improvements | 8,246 |  |  | 71 |  |  | (363 | ) |  | (18 | ) |  | 7,936 |
Production and test equipment | 36,431 |  |  | 8,932 |  |  | (2,047 | ) |  | (6 | ) |  | 43,310 |
| $ | 62,834 |  |  | $ | 10,025 |  |  | $ | (2,712 | ) |  | $ | (34 | ) |  | $ | 70,113 |
Accumulated depreciation and impairment loss | December 31, 2017 |  |  | Depreciation |  |  | Disposals |  |  | Effect of movements in exchange rates |  |  | December 31, 2018 |
Building under finance lease | $ | 6,361 |  |  | $ | 812 |  |  | $ | — |  |  | $ | — |  |  | $ | 7,173 |
Computer equipment | 3,767 |  |  | 383 |  |  | (200 | ) |  | (5 | ) |  | 3,945 |
Furniture and fixtures | 1,035 |  |  | 60 |  |  | (54 | ) |  | (5 | ) |  | 1,036 |
Leasehold improvements | 6,622 |  |  | 524 |  |  | (211 | ) |  | (18 | ) |  | 6,917 |
Production and test equipment | 29,735 |  |  | 1,299 |  |  | (1,607 | ) |  | (5 | ) |  | 29,422 |
| $ | 47,520 |  |  | $ | 3,078 |  |  | $ | (2,072 | ) |  | $ | (33 | ) |  | $ | 48,493 |
During the year ended December 31, 2018, the Corporation had cash additions of $9,854,000 and non-cash additions of $171,000 related to an adjustment for asset retirement obligations (note 16).
9. | Property, plant and equipment (cont'd):
Cost |  | December 31, 2016 |  |  | Additions |  |  | Disposals |  |  | Transfers |  |  | Effect of movements in exchange rates |  |  | December 31, 2017 |
Building under finance lease |  | $ | 12,180 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 12,180 |
Computer equipment |  | 4,607 |  |  | 390 |  |  | (169 | ) |  | (54 | ) |  | 13 |  |  | 4,787 |
Furniture and fixtures |  | 1,163 |  |  | 32 |  |  | (17 | ) |  | — |  |  | 12 |  |  | 1,190 |
Leasehold improvements |  | 8,794 |  |  | 7 |  |  | (594 | ) |  | — |  |  | 39 |  |  | 8,246 |
Production and test equipment |  | 33,053 |  |  | 2,639 |  |  | (809 | ) |  | 1,532 |  |  | 16 |  |  | 36,431 |
Production and test equipment |  | 2,078 |  |  | — |  |  | — |  |  | (2,078 | ) |  | — |  |  | — |
under finance lease |  |  |  |  |  |  |  |  |  |  |  |
|  | $ | 61,875 |  |  | $ | 3,068 |  |  | $ | (1,589 | ) |  | $ | (600 | ) |  | $ | 80 |  |  | $ | 62,834 |
Accumulated depreciation and impairment loss | December 31, 2016 |  |  | Depreciation |  |  | Impairment loss |  |  | Disposals |  |  | Transfers |  |  | Effect of movements in exchange rates |  |  | December 31, 2017 |
Building under finance lease | $ | 5,549 |  |  | $ | 812 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 6,361 |
Computer equipment | 3,558 |  |  | 365 |  |  | — |  |  | (169 | ) |  | — |  |  | 13 |  |  | 3,767 |
Furniture and fixtures | 978 |  |  | 62 |  |  | — |  |  | (17 | ) |  | — |  |  | 12 |  |  | 1,035 |
Leasehold improvements | 6,606 |  |  | 566 |  |  | — |  |  | (594 | ) |  | — |  |  | 44 |  |  | 6,622 |
Production and test equipment | 28,040 |  |  | 1,366 |  |  | 284 |  |  | (809 | ) |  | 843 |  |  | 11 |  |  | 29,735 |
Production and test equipment | 1,443 |  |  | — |  |  | — |  |  | — |  |  | (1,443 | ) |  | — |  |  | — |
under finance lease |  |  |  |  |  |  |  |  |  |  |  |  |
| $ | 46,174 |  |  | $ | 3,171 |  |  | $ | 284 |  |  | $ | (1,589 | ) |  | $ | (600 | ) |  | $ | 80 |  |  | $ | 47,520 |

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- Definition The disclosure of detailed information about property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2017-01-01 -Paragraph 73 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2017-03-01&anchor=para_73&doctype=Standard -URIDate 2017-03-09 + Details
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