Intangible Assets.net (Tables)

12 Months Ended

Dec. 31, 2017

Summary of Movement of Intangible Assets and That of Their Related Accumulated Amortization

The movement of intangible assets and that of their related accumulated amortization, as of December 31, 2015, 2016 and 2017, is as follows:

	Goodwill			Trade- marks			Concession rights			Contractual relations with clients			Internally generated software and development costs			Costs of development of wells			Development costs			Land use rights		Other assets			Total
At January 1, 2015
Cost		202,144			102,835			561,183			86,233			32,231			281,722			3,623			13,288		14,257			1,297,516
Accumulated amortization and impairment		(21,995	)		(217	)		(269,504	)		(43,243	)		(26,462	)		(150,392	)		(3,623	)		—		(3,337	)		(518,773	)
Net carrying amount		180,149			102,618			291,679			42,990			5,769			131,330			—			13,288		10,920			778,743
Net initial carrying amount		180,149			102,618			291,679			42,990			5,769			131,330			—			13,288		10,920			778,743
Additions		5,418			—			165,149			—			9,141			11,842			—			—		3,429			194,979
CAM Brazil Deconsolidation		—			—			—			—			(129	)		—			—			—		—			(129	)
Transfers from assets under construction (Note 17)		—			—			—			(68	)		1,562			33,396			—			—		1,827			36,717
Transfers to accounts receivable		—			—			(2,278	)		—			—			—			—			—		—			(2,278	)
Transfers to pre-paid expenses		—			—			(10,923	)		—			—			—			—			—		(3,684	)		(14,607	)
Reclassifications		—			—			—			—			188			(188	)		—			—		(3	)		(3	)
Amortization		—			—			(18,436	)		(14,697	)		(4,601	)		(42,117	)		—			—		(825	)		(80,676	)
Discontinued operations		—			—			(7,247	)		—			(1,432	)		—			—			—		—			(8,679	)
Translations adjustments		(15,335	)		(6,084	)		(51	)		(4,031	)		(280	)		—			—			—		—			(25,781	)
Net final carrying amount		184,808			96,534			417,893			24,194			10,218			122,421			—			13,288		11,664			878,286
At December 31, 2015
Cost		192,227			96,751			716,125			82,134			42,761			326,723			3,623			13,288		15,425			1,489,057
Accumulated amortization and impairment		(21,995	)		(217	)		(298,232	)		(57,940	)		(32,543	)		(192,460	)		(3,623	)		—		(3,761	)		(610,771	)
Net carrying amount		170,232			96,534			417,893			24,194			10,218			134,263			—			13,288		11,664			878,286

	Goodwill			Trade- marks			Concession rights			Contractual relations with clients			Internally generated software and development costs			Costs of development of wells			Development costs			Land use rights		Other assets			Total
At January 1, 2016
Cost		192,227			96,751			716,125			82,134			42,761			326,723			3,623			13,288		15,425			1,489,057
Accumulated amortization and impairment		(21,995	)		(217	)		(298,232	)		(57,940	)		(32,543	)		(192,460	)		(3,623	)		—		(3,761	)		(610,771	)
Net carrying amount		170,232			96,534			417,893			24,194			10,218			134,263			—			13,288		11,664			878,286
Net initial carrying amount		170,232			96,534			417,893			24,194			10,218			134,263			—			13,288		11,664			878,286
Additions		—			—			118,222			—			16,477			17,772			—			—		19,255			171,726
Acquisition of subsidiary – Adexus (Note 33 a)		930			9,088			6,090			12,822			—			—			—			—		4,203			33,133
Transfers from assets under construction (Note 17)		—			—			—			—			—			—			—			—		1,257			1,257
Reclasifications		—			—			5,258			—			345			—			—			—		(5,603	)		—
Disposals – net cost		—			—			(1,395	)		—			—			(2,395	)		—			—		—			(3,790	)
Amortization		—			—			(19,646	)		(4,376	)		(7,407	)		(40,918	)		—			—		(1,200	)		(73,547	)
Discontinued operations		—			—			(8,560	)		—			(636	)		—			—			—		—			(9,196	)
Impairment loss		(38,680	)		(15,628	)		—			—			—			—			—			—		—			(54,308	)
Translations adjustments		12,038			3,672			(102	)		171			1,024			—			—			—		(78	)		16,725
Net final carrying amount		144,520			93,666			517,760			32,811			20,021			108,722			—			13,288		29,498			960,286
At December 31, 2016
Cost		205,195			109,511			844,213			95,127			60,607			342,100			3,623			13,288		34,418			1,708,082
Accumulated amortization and impairment		(60,675	)		(15,845	)		(326,453	)		(62,316	)		(40,586	)		(233,378	)		(3,623	)		—		(4,920	)		(747,796	)
Net carrying amount		144,520			93,666			517,760			32,811			20,021			108,722			—			13,288		29,498			960,286

	Goodwill			Trade- marks			Concession rights			Contractual relations with clients			Internally generated software and development costs			Costs of development of wells			Development costs			Land use rights		Other assets			Total
At January 1, 2017
Cost		205,195			109,511			844,213			95,127			60,607			342,100			3,623			13,288		34,294			1,707,958
Accumulated amortization and impairment		(60,675	)		(15,845	)		(326,453	)		(62,316	)		(40,586	)		(233,378	)		(3,623	)		—		(4,796	)		(747,672	)
Net cost		144,520			93,666			517,760			32,811			20,021			108,722			—			13,288		29,498			960,286
Net initial cost		144,520			93,666			517,760			32,811			20,021			108,722			—			13,288		29,498			960,286
Additions		—			—			64,171			5,274			3,330			49,698			—			—		20,832			143,305
Deconsolidation GMD		(3,524	)		—			(17,354	)		—			(21	)		—			—			—		(2,767	)		(23,666	)
Transfers from assets under construction (Note 17)		—			—			(11,217	)		—			2,761			5,008			—			—		3,617			169
Derecognition – cost		—			—			(537	)		—			(1,572	)		—			—			—		(355	)		(2,464	)
Amortization		—			—			(24,609	)		(4,189	)		(8,091	)		(46,695	)		—			—		(2,973	)		(86,557	)
Impairment		(20,068	)		(29,541	)		—			—			—			—			—			—		—			(49,609	)
Translations adjustments		(4,124	)		975			13			369			1,196			—			—			—		177			(1,394	)
Net final cost		116,804			65,100			528,227			34,265			17,624			116,733			—			13,288		48,029			940,070
At December 31, 2017
Cost		193,862			110,486			879,289			100,640			66,301			396,806			3,623			13,288		51,983			1,816,278
Accumulated amortization and impairment		(77,058	)		(45,386	)		(351,062	)		(66,375	)		(48,677	)		(280,073	)		(3,623	)		—		(3,954	)		(876,208	)
Net cost		116,804			65,100			528,227			34,265			17,624			116,733			—			13,288		48,029			940,070

Summary of Goodwill Allocated to Cash-Generating Units (CGU)

At December 31 goodwill allocated to cash-generating units (CGU) are:

	2015		2016		2017
Engineering and construction		125,514		98,587		75,051
Electromechanical		20,737		20,737		20,737
Mining and construction services		13,366		13,366		13,366
IT equipment and services		4,172		5,102		6,720
Telecommunications services		6443		6,728		930
		170,232		144,520		116,804

Summary of Major Assumptions Used by the Group in Determining the Fair Value Less Cost of Disposal

Major assumptions used by the Group in determining the fair value less cost of disposal and the value in use were as follows:

	Engineering and construction		Electro- mechanical		Mining and construction		IT equipment and services		Telecommunication services
	%		%		%		%		%
2016
Gross margin		9.50% - 12.99%		11.10%		12.04%		15.00% - 23.19%		11.75%
Terminal growth rate		3.00% - 4.00%		2.00%		2.00%		2.00% - 3.00%		3.00%
Discount rate		9.66% - 12.72%		11.01%		11.71%		21.74%		10.02%
2017
Gross margin		9.50%		8.00%		—		20.83%		4.26%
Terminal growth rate		3.00%		2.00%		—		2.90%		3.00%
Discount rate		11.18%		11.48%		—		10.17%		4.02%

Major assumptions used by the Group in determining the fair value less cost of disposal are as follows:

	Engineering and construction						IT Equipment Services
	Morelco			Vial y Vives - DSD			Adexus
	%			%			%
2016
Average revenue growth rate		14.39	%		24.53	%		12.60	%
Terminal growth rate		3.00	%		4.00	%		3.00	%
Discount rate		11.85	%		9.87	%		16.05	%
2017
Average revenue growth rate		9.60	%		25.00	%		9.19	%
Terminal growth rate		3.00	%		4.00	%		3.00	%
Discount rate		11.18	%		14.80	%		16.63	%

Summary of Amortization of Intangibles

Amortization of intangibles is broken down in the income statement as follows:

	2015		2016		2017
Cost of sales and services (Note 27)		74,187		66,862		74,515
Administrative expenses (Note 27)		6,489		6,685		8,227
		80,676		73,547		82,742