SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Depreciation, depletion and amortization (Details) - Mobile and other equipment	12 Months Ended
Dec. 31, 2021
Minimum
Property, plant and equipment
Useful life (in years)	2 years
Maximum
Property, plant and equipment
Useful life (in years)	10 years

The useful life, measured as period of time, used for property, plant and equipment. [Refer: Property, plant and equipment]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2021-01-01
-Paragraph 73
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_c&doctype=Standard
-URIDate 2021-03-24

Name:	ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration