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Basis of Preparation of the Consolidated Financial Statements and Summary of Significant Accounting Policies and Practices - Summary of Right-of-use assets are depreciated on a straight-line basis (Detail) - Property, plant and equipment subject to operating leases [member] | 12 Months Ended
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Dec. 31, 2019
Towers and sites [member] | Bottom of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 5 years
Towers and sites [member] | Top of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 12 years
Property [member] | Bottom of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 10 years
Property [member] | Top of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 25 years
Other equipment [member] | Bottom of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 5 years
Other equipment [member] | Top of range [member] |
Disclosure of quantitative information about right-of-use assets [line items] |
Useful life measured as period of time property, plant and equipment | 15 years

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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 life, measured as period of time, 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 2019-01-01 -Paragraph 73 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2019-en-r&anchor=para_73_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Details
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- Details
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- Details
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- Details
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