GOODWILL AND INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of detail and activity of goodwill by segment

Detail and activity of goodwill by segment is presented below (in thousands):

	MMS			ATA			Total
Goodwill	$	32,434		$	5,154		$	37,588
Accumulated impairment losses	(27,586		)	—			(27,586		)
Balance at December 31, 2013	4,848			5,154			10,002
Acquisition of Forkardt India	—			1,626			1,626
Impairment loss	(4,848		)	—			(4,848		)
Currency translation adjustments	—			(82		)	(82		)
	(4,848		)	1,544			(3,304		)
Goodwill	32,434			6,698			39,132
Accumulated impairment losses	(32,434		)	—			(32,434		)
Balance at December 31, 2014	—			6,698			6,698
Currency translation adjustments	—			(78		)	(78		)
Goodwill	32,434			6,620			39,054
Accumulated impairment losses	(32,434		)	—			(32,434		)
Balance at December 31, 2015	$	—		$	6,620		$	6,620

Summary of the major components of intangible assets other than goodwill

The major components of intangible assets other than goodwill are as follows (in thousands):

	December 31, 2015			December 31, 2014
Gross amortizable intangible assets:
Technical know-how	$	12,956		$	12,984
Customer lists	9,011			9,047
Land rights	2,672			2,796
Patents, trade names, drawings, and other	4,393			4,345
Total gross amortizable intangible assets	29,032			29,172
Accumulated amortization:
Technical know-how	(6,833		)	(5,730		)
Customer lists	(1,315		)	(871		)
Land rights	(271		)	(228		)
Patents, trade names, drawings, and other	(3,406		)	(3,227		)
Total accumulated amortization	(11,825		)	(10,056		)
Amortizable intangible assets, net	17,207			19,116
Indefinite lived intangible assets:
Trade names	10,811			11,101
Intangible assets other than goodwill, net	$	28,018		$	30,217

Schedule of finite-lived intangible asset amortization expense

Amortization expense related to the definite-lived intangible assets are as follows (in thousands):

	Year Ended December 31,
	2015		2014		2013
Amortization expense	$	1,804	$	1,810	$	1,553

Schedule of finite-lived intangible assets, future amortization expense

Estimated amortization expense for each of the five succeeding fiscal years and thereafter is as follows (in thousands):

Fiscal Year	Future Estimated Amortization
2016	$	1,280
2017	1,241
2018	1,084
2019	1,067
2020	1,023
Thereafter	11,512