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SIGNIFICANT ACCOUNTING POLICIES - Property, Plant and Equipment (Details)	12 Months Ended
	Dec. 31, 2022
Vehicles
Significant accounting policies
Estimated useful life (in years)	5 years
Minimum [Member] | Real estate
Significant accounting policies
Estimated useful life (in years)	5 years
Minimum [Member] | Fixed network and transportation
Significant accounting policies
Estimated useful life (in years)	4 years
Minimum [Member] | Mobile network access
Significant accounting policies
Estimated useful life (in years)	3 years
Minimum [Member] | Tower and pole
Significant accounting policies
Estimated useful life (in years)	10 years
Minimum [Member] | Switching equipment
Significant accounting policies
Estimated useful life (in years)	2 years
Minimum [Member] | Computer Equipment
Significant accounting policies
Estimated useful life (in years)	3 years
Minimum [Member] | Goods lent to customers at no cost
Significant accounting policies
Estimated useful life (in years)	2 years
Minimum [Member] | Power equipment and Installations
Significant accounting policies
Estimated useful life (in years)	2 years
Minimum [Member] | Machinery, diverse equipment and tools
Significant accounting policies
Estimated useful life (in years)	5 years
Maximum [Member] | Real estate
Significant accounting policies
Estimated useful life (in years)	50 years
Maximum [Member] | Fixed network and transportation
Significant accounting policies
Estimated useful life (in years)	20 years
Maximum [Member] | Mobile network access
Significant accounting policies
Estimated useful life (in years)	7 years
Maximum [Member] | Tower and pole
Significant accounting policies
Estimated useful life (in years)	20 years
Maximum [Member] | Switching equipment
Significant accounting policies
Estimated useful life (in years)	7 years
Maximum [Member] | Computer Equipment
Significant accounting policies
Estimated useful life (in years)	5 years
Maximum [Member] | Goods lent to customers at no cost
Significant accounting policies
Estimated useful life (in years)	4 years
Maximum [Member] | Power equipment and Installations
Significant accounting policies
Estimated useful life (in years)	12 years
Maximum [Member] | Machinery, diverse equipment and tools
Significant accounting policies
Estimated useful life (in years)	10 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.

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No definition available.

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- Definition

The useful lives used for property, plant and equipment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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