Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets

Schedule of changes in the carrying amount of goodwill

(in thousands)	Goodwill
Balance as of December 31, 2014 (Predecessor)	$	155,953
Elimination of Predecessor goodwill	(155,953		)
Goodwill as a result of the Business Combination	56,006
Balance as of December 31, 2015 (Successor)	$	56,006

Schedule of other intangible assets

	Successor							Predecessor
	December 31, 2015							December 31, 2014
(in thousands)	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Other intangible assets:
Developed technology	$	757,000	$	(16,360	)	$	740,640	$	—	$	—		$	—
Intellectual property	—		—			—		150,000		(86,250		)	63,750
In-process research and development	39,000		—			39,000		—		—			—
Trade name	35,500		—			35,500		6,000		(3,450		)	2,550
Service provider network	2,000		—			2,000		—		—			—
Customer relationships	8,000		(139		)	7,861		108,834		(78,224		)	30,610
Software	60		(5		)	55		788		(737		)	51
Total intangible assets	$	841,560	$	(16,504	)	$	825,056	$	265,622	$	(168,661	)	$	96,961

Schedule of estimated annual amortization expense for finite-lived intangible assets

Estimated annual amortization expense for finite-lived intangible assets subsequent to December 31, 2015 is as follows:

(in thousands)	Amount
2016	$	39,612
2017	39,612
2018	39,612
2019	39,607
2020	39,597
Thereafter	550,516
	$	748,556