Other Intangible Assets

6 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Other Intangible Assets

Other Intangible Assets

Intangible assets consist of the following components:

	As of
	June 30, 2017
	Gross Carrying Amount		Accumulated Amortization			Net Amount
Customer lists/relationships	$	63,386	$	(31,972	)	$	31,414
Patents	10,319		(10,319		)	—
Technology and other intangibles	44,093		(8,648		)	35,445
In process research and development	2,200		—			2,200
Other intangible assets, net	$	119,998	$	(50,939	)	$	69,059
Amortization expense for the three months ended June 30, 2017			$	1,613
Amortization expense for the six months ended June 30, 2017			$	3,149

	As of
	December 31, 2016
	Gross Carrying Amount		Accumulated Amortization			Net Amount
Customer lists/relationships	$	63,386	$	(30,318	)	$	33,068
Patents	10,319		(10,319		)	—
Technology and other intangibles	36,715		(7,613		)	29,102
In process research and development	2,200		—			2,200
Other intangible assets, net	$	112,620	$	(48,250	)	$	64,370
Amortization expense for the three months ended June 30, 2016			$	1,522
Amortization expense for the six months ended June 30, 2016			$	2,617

Amortization expense remaining for other intangible assets is as follows: 

	Amortization expense
2017	$	3,414
2018	6,756
2019	6,747
2020	6,747
2021	6,668
Thereafter	38,727
Total amortization expense	$	69,059