GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill by segment

Changes in the carrying amount of goodwill by reportable segment during the years ended December 31, 2016 and 2015 are as follows:

	T&D			Critical Power
	Solutions			Solutions		Total
	Segment			Segment		Goodwill
Gross Goodwill:
Balance as of January 1, 2015	$	7,703		$	2,879	$	10,582
Additions due to acquisitions		371			—		371
Adjustments		—			91		91
Balance as of December 31, 2015	$	8,074		$	2,970	$	11,044
Accumulated impairment losses:
Balance as of January 1, 2015	$	(976	)	$	—	$	(976	)
No activity		—			—		—
Balance as of December 31, 2015	$	(976	)	$	—	$	(976	)
Net Goodwill	$	7,098		$	2,970	$	10,068
Gross Goodwill:
Balance as of January 1, 2016	$	8,074		$	2,970	$	11,044
Adjustments		(96	)		—		(96	)
Balance as of December 31, 2016	$	7,978		$	2,970	$	10,948
Accumulated impairment losses:
Balance as of January 1, 2016	$	(976	)	$	—	$	(976	)
No activity		—			—		—
Balance as of December 31, 2016	$	(976	)	$	—	$	(976	)
Net Goodwill	$	7,002		$	2,970	$	9,972

Schedule of changes in intangible asset balances

Changes in intangible asset balances for the years ended December 31, 2016 and 2015 consisted of the following:

	T&D			Critical Power			Total
	Solutions			Solutions			Intangible
	Segment			Segment			Assets
Balance as of January 1, 2015	$	4,644		$	5,147		$	9,791
Additions due to acquisition		2,386			—			2,386
Amortization		(515	)		(1,304	)		(1,819	)
Impairment charges		(404	)		—			(404	)
Foreign currency translation		2			—			2
Balance as of December 31, 2015	$	6,113		$	3,843		$	9,956
Adjustments		62			—			62
Amortization		(506	)		(1,240	)		(1,746	)
Impairment charges		(110	)		—			(110	)
Foreign currency translation		6			—			6
Balance as of December 31, 2016	$	5,565		$	2,603		$	8,168

Schedule of components of intangible assets

The components of intangible assets at December 31, 2016 are summarized below:

	Weighted Average Amortization Years		Gross Carrying Amount		Accumulated Amortization			Impairment Charges			Foreign Currency Translation			Net Book Value
Customer relationships		7	$	7,203	$	(3,564	)	$	—		$	—		$	3,639
Non-compete agreements		6		720		(392	)		—			(6	)		322
Trademarks		(a)		2,139		(251	)		—			(73	)		1,815
Distributor territory license		4		474		(237	)		—			—			237
Internally developed software		7		289		(83	)		—			—			206
Developed technology		10		493		(99	)		—			—			394
Technology-related industry accreditations		Indefinite		1,686		—			(110	)		(21	)		1,555
Total intangible assets			$	13,004	$	(4,626	)	$	(110	)	$	(100	)	$	8,168

(a) Includes $1.8 million of trademarks with an indefinite useful life.

Schedule of future amortization expense

Future scheduled annual straight-line amortization expense over the useful lives of finite life intangible assets is as follows:

Years Ending December 31,	Total
2017	$	1,655
2018		1,578
2019		291
2020		266
2021		265
Thereafter		743
	$	4,798