Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Acquired Intangible Assets

Information regarding our acquired intangible assets was as follows (in thousands):

	September 30, 2017									December 31, 2016
	GrossCarrying Amount		Accumulated Amortization			Other		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Finite-lived intangible assets:
Developed technology	$	125,889	$	(14,766	)	$	1,880	$	113,003	$	113,361	$	(1,740	)	$	111,621
Trade name		45,275		(7,707	)		233		37,801		43,500		(967	)		42,533
Favorable contracts and leases, net		112,817		(6,695	)		—		106,122		112,817		(864	)		111,953
Other		34,099		(6,624	)		1,005		28,480		26,679		(3,473	)		23,206
Total finite-lived intangible assets		318,080		(35,792	)		3,118		285,406		296,357		(7,044	)		289,313
Indefinite-lived intangible assets:
IPR&D		86,832		—			—		86,832		86,832		—			86,832
Total indefinite-lived    intangible assets		86,832		—			—		86,832		86,832		—			86,832
Total intangible assets	$	404,912	$	(35,792	)	$	3,118	$	372,238	$	383,189	$	(7,044	)	$	376,145

Total Future Amortization Expense for Intangible Assets

Total future amortization expense for intangible assets was estimated as follows (in thousands):

	September 30, 2017
Three months ending December 31, 2017	$	9,583
2018		37,910
2019		37,805
2020		35,954
2021		34,987
Thereafter		129,167
Total	$	285,406