Other Intangible Assets

6 Months Ended

Jun. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Other intangible assets are as follows (in thousands):



	June 30, 2016				December 31, 2015
	Cost		Accumulated Amortization		Cost		Accumulated Amortization
Finite-lived intangible assets:
Patents and technology	$	19,229	$	5,398	$	20,960	$	5,809
Customer lists	41,877		11,626		52,607		14,640
Trademarks and brand names	3,947		2,242		7,191		3,360
Total finite-lived intangible assets acquired	65,053		19,266		80,758		23,809
Deferred financing costs	1,812		1,063		1,665		858
Total amortizable intangible assets	66,865		$	20,329	82,423		$	24,667
Indefinite-lived intangible assets:
Trademarks and brand names	11,630				11,630
Total other intangible assets	$	78,495			$	94,053

Carrying value:
Other intangible assets, net	$	58,166			$	69,386

Finite-lived intangible assets acquired are amortized on a straight-line basis over two to 20 years. Amortization of finite-lived intangible assets acquired totaled $0.9 million and $1.2 million for the three months ended June 30, 2016 and 2015, respectively, and $2.1 million and $2.4 million for the six months ended June 30, 2016 and 2015, respectively.

During the three months ended March 31, 2016, the Company recorded an impairment of finite-lived intangible assets of $9.2 million (see Note 3).

Amortization of deferred financing costs was $0.1 million and $0.1 million for the three months ended June 30, 2016 and 2015, respectively, and $0.2 million and $0.2 million for the six months ended June 30, 2016 and 2015, respectively.