Goodwill and Other Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The following table sets forth the change in the carrying amount of goodwill for each reportable segment and for the Company:

	2016								2015
	Distribution		Aerospace			Total			Distribution		Aerospace			Total
In thousands
Gross balance at beginning of period	$	149,204	$	219,758		$	368,962		$	141,612	$	113,221		$	254,833
Accumulated impairment	—		(16,252		)	(16,252		)	—		(16,252		)	(16,252		)
Net balance at beginning of period	149,204		203,506			352,710			141,612		96,969			238,581
Additions	—		2,138			2,138			7,592		106,488			114,080
Impairments	—		—			—			—		—			—
Foreign currency translation	—		(7,342		)	(7,342		)	—		49			49
Purchase price adjustment	—		(9,612		)	(9,612		)	—		—			—
Net balance at end of period	$	149,204	$	188,690		$	337,894		$	149,204	$	203,506		$	352,710
Accumulated impairment at end of period	$	—	$	(16,252	)	$	(16,252	)	$	—	$	(16,252	)	$	(16,252	)

Schedule of acquired finite-lived intangible assets by major class

Other intangible assets consisted of:

		At December 31,					At December 31,
		2016					2015
	Amortization Period	Gross Amount		Accumulated Amortization			Gross Amount		Accumulated Amortization
In thousands
Customer lists / relationships	6-26 years	$	154,745	$	(51,800	)	$	158,831	$	(41,445	)
Developed technologies	10-20 years	19,049		(1,394		)	19,055		(154		)
Trademarks / trade names	3-15 years	8,344		(3,250		)	8,478		(2,556		)
Non-compete agreements and other	1-9 years	8,096		(7,444		)	8,453		(6,006		)
Patents	17 years	523		(425		)	523		(416		)
Total		$	190,757	$	(64,313	)	$	195,340	$	(50,577	)

Schedule of finite-lived intangible assets, future amortization expense

Estimated amortization expense for the next five years associated with intangible assets existing as of December 31, 2016, is as follows:

In thousands
2017	$	15,435
2018	$	14,173
2019	$	12,217
2020	$	11,718
2021	$	11,232