Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table summarizes the net carrying amount of goodwill by segment at June 30, 2016 and December 31, 2015, respectively:

							Engineering
	Aerostructures						Services						Total
	June 30,			December 31,			June 30,			December 31,			June 30,			December 31,
	2016			2015			2016			2015			2016			2015
Balance at:
Gross Goodwill	$	141,953		$	141,953		$	50,741		$	50,741		$	192,694		$	192,694
Accumulated impairment loss	(79,471		)	(79,471		)	(50,741		)	(26,439		)	(130,212		)	(105,910		)
Net Goodwill	$	62,482		$	62,482		$	—		$	24,302		$	62,482		$	86,784

Finite and infinite lived intangible assets

Intangible assets primarily consist of trademarks and customer intangibles.  The carrying values were as follows:

	June 30, 2016			December 31, 2015
Trademarks	$	778		$	778
Customer intangible assets	68,991			68,991
Other	1,274			1,274
Accumulated amortization and impairment	(30,599		)	(24,461		)
Intangible assets, net	$	40,444		$	46,582