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Significant Accounting Policies - Summary of Depreciation Over the Estimated Useful Lives of Each Significant Component (Detail) | 12 Months Ended
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Dec. 31, 2018
Computing Equipment [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives or amortisation rates | 55.00%
Useful lives or amortisation rates, intangible assets other than goodwill | 55% declining balance basis
Software [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives or amortisation rates | 55.00%
Useful lives or amortisation rates, intangible assets other than goodwill | 55% declining balance basis
Field Equipment [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives or depreciation rates | 20.00%
Estimated useful lives or depreciation rates | 20% declining balance basis
Leasehold Improvements [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives or depreciation rates | Lease term
Road [member] |
Disclosure of detailed information about property, plant and equipment [line items] |
Estimated useful lives or depreciation, straight-line basis | 5 years
Estimated useful lives or depreciation rates | 5-year straight-line basis

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The useful lives or amortisation rates used for intangible assets other than goodwill. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2018-01-01 -Paragraph 118 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=38&date=2018-03-01&anchor=para_118_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The useful lives or depreciation rates used for property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_c&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Useful lives or amortisation rates, intangible assets other than goodwill, percentage declining balance basis. + References No definition available. + Details
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- Details
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- Details
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- Details
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