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Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Text block [abstract]

Schedule of Intangible Assets


		2021				2020				2019
Net book value of intangible assets			47,474				41,245				37,608
Provision for impairment of intangible assets			(4,460	)			(2,126	)			(429	)

			43,014				39,119				37,179

Summary of Evolution of the Group's Intangible Assets

The evolution of the Group’s intangible assets for the years ended December 31, 2021, 2020 and 2019 is as follows:


		Service concessions				Exploration rights				Other intangibles				Total
Cost			31,702				6,907				14,722				53,331
Accumulated amortization			20,110				—				12,819				32,929

Balance as of December 31, 2018			11,592				6,907				1,903				20,402

Cost
Increases			1,271				4,171	(2)			705				6,147
Translation effect			18,969				5,680				7,862				32,511
Adjustment for inflation (1)			—				—				833				833
Decreases, reclassifications and other movements			(6	)			(103	)			181				72

Accumulated amortization
Increases			1,848				—				526				2,374
Translation effect			12,332				—				7,475				19,807
Adjustment for inflation (1)			—				—				199				199
Decreases, reclassifications and other movements			—				—				(23	)			(23	)

Cost			51,936				16,655				24,303				92,894
Accumulated amortization			34,290				—				20,996				55,286

Balance as of December 31, 2019			17,646				16,655				3,307				37,608

Cost
Increases			1,049				715				870				2,634
Translation effect			21,213				6,528				8,768				36,509
Adjustment for inflation (1)			—				—				1,070				1,070
Decreases, reclassifications and other movements			(1	)			(10,462	)			319				(10,144	)

Accumulated amortization
Increases			2,659				—				769				3,428
Translation effect			14,395				—				8,358				22,753
Adjustment for inflation (1)			—				—				251				251
Decreases, reclassifications and other movements			—				—				—				—

Cost			74,197				13,436				35,330				122,963
Accumulated amortization			51,344				—				30,374				81,718

Balance as of December 31, 2020			22,853				13,436				4,956				41,245

Cost
Increases			2,380				34				694				3,108
Translation effect			16,547				2,739				7,495				26,781
Adjustment for inflation (1)			—				—				2,028				2,028
Decreases, reclassifications and other movements			—				(2,199	)			158				(2,041	)

Accumulated amortization
Increases			3,485				—				1,348				4,833
Translation effect			11,623				—				6,718				18,341
Adjustment for inflation (1)			—				—				473				473
Decreases, reclassifications and other movements			—				—				—				—

Cost			93,124				14,010				45,705				152,839
Accumulated amortization			66,452				—				38,913				105,365

Balance as of December 31, 2021			26,672				14,010				6,792				47,474

(1)	Corresponds to adjustment for inflation of opening balances of intangible assets in subsidiaries with the Peso as functional currency which was charged to other comprehensive income.

(2)	See Note 34.b).

Summary of Reconciliation of Provision for Impairment of Intangible Assets

Set forth below is the evolution of the provision for impairment of intangible assets for the years ended December 31, 2021, 2020 and 2019:


		2021				2020				2019
Amount at beginning of year			2,126				429				—
Increase charged to profit or loss			1,482				1,399				429
Transfers and other movements			—				—				—
Adjustment for inflation (1)			—				152				—
Translation differences			852				146				—

Amount at end of year			4,460				2,126				429

(1)	Corresponds to adjustment for inflation of opening balances of the provision for impairment of intangible assets in subsidiaries with the Peso as functional currency which was charged to other comprehensive income.