notes to consolidated financial statements (Details)	12 Months Ended
Dec. 31, 2021
TELUS Communications Inc.
Consolidation
Percent ownership	100.00%
TELUS International (Cda) Inc.
Consolidation
Percent ownership	55.10%

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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