Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of other intangible assets

Other intangible assets are as follows (in thousands):

	June 30, 2017				December 31, 2016
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Finite-lived intangible assets:
Patents and technology	$	17,099	$	5,060	$	16,815	$	4,537
Customer lists	30,877		7,343		30,877		6,518
Trademarks and brand names	1,517		1,092		1,467		1,069
Total finite-lived intangible assets acquired	49,493		13,495		49,159		12,124
Deferred financing costs	1,822		370		1,804		117
Total amortizable intangible assets	51,315		$	13,865	50,963		$	12,241
Indefinite-lived intangible assets:
Trademarks and brand names	11,630				11,630
Total other intangible assets	$	62,945			$	62,593
Carrying value:
Other intangible assets, net	$	49,080			$	50,352