XML 64 R52.htm IDEA: XBRL DOCUMENT

Basis of preparation and summary of significant accounting policies (Tables)

12 Months Ended

Dec. 31, 2021

Statement [LineItems]

Disclosure of Estimated Useful Lives

The estimated useful lives are as follows:


Mobile network infrastructure		4 - 20	years
Fixed network infrastructure		3 - 25	years
Call center equipment		4 - 8	years
Buildings		21 - 25	years
Equipment, fixtures and fittings		2 - 10	years
Motor vehicles		4 - 6	years
Electricity power plant		20	years
Leasehold improvements		3 - 5	years

Disclosure of Estimated Useful Lives for Investment Properties


Investment Property		25 - 45 years

Telecommunication licenses

Statement [LineItems]

Disclosure of Useful Lives for the Intangible Assets


Telecommunications licenses		3 – 25 years

Computer software

Statement [LineItems]

Disclosure of Useful Lives for the Intangible Assets


Computer software		3 – 8 years

Other intangible assets

Statement [LineItems]

Disclosure of Useful Lives for the Intangible Assets

Amortization is recognized in the statement of profit or loss on a straight-line basis over the estimated useful lives. The useful lives for computer software are as follows:


Indefeasible right of use		15	years
Transmission line software		5 - 10	years
Brand name		9 - 10	years
Customer base		2 - 15	years
Subscriber acquisition cost		2 - 6	years
Electricity production license		20	years