Goodwill and Long-Lived Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Our purchased intangible assets are as follows (in thousands, except for weighted average useful life):



		As of December 31, 2018								As of December 31, 2017
	Weighted average original useful life (in years)	Gross carrying amount		Accumulated amortization			Weighted average remaining useful life (in years)	Net carrying amount		Gross carrying amount		Accumulated amortization			Net carrying amount
Goodwill	—	$	390,109	$	—		—	$	390,109	$	403,278	$	—		$	403,278
Customer relationships and other	5.9	$	79,558	$	(47,224	)	3.1	$	32,334	$	95,862	$	(45,862	)	$	50,000
Existing technology	4.0	189,737		(164,814		)	1.0	24,923		196,693		(149,300		)	47,393
Trademarks and trade names	10.9	70,326		(53,250		)	4.7	17,076		72,048		(46,822		)	25,226
IPR&D	0	389		—			0	389		389		—			389
Amortizable intangible assets	5.9	$	340,010	$	(265,288	)	2.8	$	74,722	$	364,992	$	(241,984	)	$	123,008

Future estimated amortization expense on identified intangible assets as of December 31, 2018 is as follows (in thousands):



Fiscal Year	Future amortization expense
2019	$	34,782
2020	15,948
2021	7,721
2022	5,756
2023	2,863
Thereafter	7,652
Total	$	74,722

The goodwill rollforward for the years ended December 31, 2018 and 2017 is as follows (in thousands):



	Industrial Inkjet			Productivity Software			Fiery			Total
As of December 31, 2016	$	141,068		$	155,475		$	63,298		$	359,841
Additions (FFPS, Generation Digital, CRC, and Escada acquisitions)	—			11,632			9,602			21,234
Opening balance sheet adjustments	—			10			679			689
Foreign currency adjustments	13,305			7,527			682			21,514
As of December 31, 2017	154,373			174,644			74,261			403,278
Foreign currency adjustments	(6,441		)	(6,458		)	(270		)	(13,169		)
As of December 31, 2018	$	147,932		$	168,186		$	73,991		$	390,109
Accumulated impairment as of December 31, 2018, recognized in 2008	$	103,991		$	—		$	—		$	103,991