Intangible Assets Other than Goodwill, Net (Tables)

12 Months Ended

Dec. 31, 2017

Disclosure Of Intangible Assets [Abstract]

Summary of Intangible Assets

Intangible assets as of December 31, 2017 and 2016 are detailed as follows:

	Balance as of
Intangible Assets, Net	12-31-2017	12-31-2016
	ThCh$	ThCh$
Easements and water rights	6,338,591	6,043,003
Computer software	9,242,490	10,189,162
Other identifiable intangible assets	3,026,892	3,034,709
Total	18,607,973	19,266,874

	Balance as of
Intangible Assets, Gross	12-31-2017	12-31-2016
	ThCh$	ThCh$
Easements and water rights	6,920,897	6,625,309
Computer software	24,658,245	22,478,362
Other identifiable intangible assets	5,762,166	5,773,153
Total	37,341,308	34,876,824

	Balance as of
Accumulated Amoritzation and Impairment	12-31-2017	12-31-2016
	ThCh$	ThCh$
Easements and water rights	(582,306)	(582,306)
Computer software	(15,415,755)	(12,289,200)
Other identifiable intangible assets	(2,735,274)	(2,738,444)
Total	(18,733,335)	(15,609,950)

Summary of Reconciliations of the Carrying Amounts of Intangible Assets

The reconciliation of the carrying amounts of intangible assets for the years ended December 31, 2017, 2016 and 31, 2015 is as follows:

			Other
	Easements and	Computer	Identifiable	Intangible
Changes in Intangible Assets	Water Rights	Software	Intangible	Assets, Net
			Assets, Net
	ThCh$	ThCh$	ThCh$	ThCh$
Opening Balance as of January 1, 2017	6,043,003	10,189,162	3,034,709	19,266,874
Changes in identifiable intangible assets
Increases other than those from business combinations	295,588	2,179,883	-	2,475,471
Increase (decrease) from net foreign exchange differences, net	-	-	(114)	(114)
Amortization	-	(3,126,555)	(7,703)	(3,134,258)
Increases (decreases) from transfers and other changes	-	-	-	-
Increases (decreases) from transfers	-	-	-	-
Disposals and withdrawals from service	-	-	-	-
Disposals	-	-	-	-
Total changes in identifiable intangible assets	295,588	(946,672)	(7,817)	(658,901)
Closing Balance as of December 31, 2017	6,338,591	9,242,490	3,026,892	18,607,973

							Other
	Easements and			Computer			Identifiable			Intangible
Changes in Intangible Assets	Water Rights			Software			Intangible			Assets, Net
							Assets, Net
	ThCh$			ThCh$			ThCh$			ThCh$
Opening Balance as of January 1, 2016		8,052,525			12,373,049			479,852			20,905,426
Changes in identifiable intangible assets
Increases other than those from business combinations		540,052		-				2,571,273			3,111,325
Increase (decrease) from net foreign exchange differences, net	-			-				2,897			2,897
Amortization	-				(2,183,887	)		(18,961	)		(2,202,848	)
Increases (decreases) from transfers and other changes		352		-				(352	)	-
Increases (decreases) from transfers		352		-				(352	)	-
Disposals and withdrawals from service		(2,549,926	)	-			-				(2,549,926	)
Disposals (*)		(2,549,926	)	-			-				(2,549,926	)
Total changes in identifiable intangible assets		(2,009,522	)		(2,183,887	)		2,554,857			(1,638,552	)
Closing Balance as of December 31, 2016		6,043,003			10,189,162			3,034,709			19,266,874

							Patents,
							Registered						Other
Changes in Intangible Assets	Development			Easements and			Trademarks,			Computer			Identifiable			Intangible
	Costs			Water Rights			and Other			Software			Intangible			Assets, Net
							Rights						Assets, Net
	ThCh$			ThCh$			ThCh$			ThCh$			ThCh$			ThCh$
Opening Balance as of January 1, 2015		5,666,572			31,781,522			1,514,216			12,995,648			493,875			52,451,833
Changes in identifiable intangible assets
Increases other than those from business combinations		4,181,283			209,063			213,815			3,739,977		-				8,344,138
Increase (decrease) from net foreign exchange differences, net		(747,993	)		(1,533,670	)		(166,947	)		(76,106	)		18,464			(2,506,252	)
Amortization (*)	-				(872,437	)		(530,306	)		(1,994,281	)		(20,145	)		(3,417,169	)
Increases (decreases) from transfers and other changes		(2,398,107	)		275,065			5,439			224,384			79,875			(1,813,344	)
Increases (decreases) from transfers		2			275,419			5,439			(5,439	)		(275,421	)	-
Increases (decreases) from other changes		(2,398,109	)		(354	)	-				229,823			355,296			(1,813,344	)
Disposals and withdrawals from service		(949,049	)		(80,000	)	-				(41,042	)	-				(1,070,091	)
Withdrawals from service		(949,049	)	-			-				(41,042	)	-				(990,091	)
Disposals	-				(80,000	)	-			-			-				(80,000	)
Classified as held for distribution to owners		(5,752,706	)		(21,727,018	)		(1,036,217	)		(2,475,531	)		(92,217	)		(31,083,689	)
Total changes in identifiable intangible assets		(5,666,572	)		(23,728,997	)		(1,514,216	)		(622,599	)		(14,023	)		(31,546,407	)
Closing Balance as of December 31, 2015	-				8,052,525		-				12,373,049			479,852			20,905,426

(*) See Note 15.7.9.