Goodwill and Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Dec. 31, 2017
Other intangible assets:
Total intangible assets	$ 858,952	$ 856,892
Accumulated Amortization	(133,299)	(99,010)
Net, finite-lived intangible assets	694,073
Total intangible assets, net	$ 725,653	757,882
Weighted average
Other intangible assets:
Useful life	16 years 7 months 28 days
Trade name
Other intangible assets:
Gross carrying amount, indefinite-lived	$ 29,580	29,816
Service provider network
Other intangible assets:
Gross carrying amount, indefinite-lived	2,000	2,000
Software not yet placed in service
Other intangible assets:
Gross carrying amount, indefinite-lived	0	5,022
Developed technology
Other intangible assets:
Gross carrying amount, finite-lived	759,367	759,374
Accumulated Amortization	(124,335)	(94,886)
Net, finite-lived intangible assets	$ 635,032	664,488
Developed technology | Weighted average
Other intangible assets:
Useful life	16 years 6 months 31 days
In-process research and development
Other intangible assets:
Gross carrying amount, finite-lived	$ 39,000	39,000
Accumulated Amortization	(4,514)	(2,889)
Net, finite-lived intangible assets	$ 34,486	36,111
In-process research and development | Weighted average
Other intangible assets:
Useful life	16 years 18 days
Customer relationships
Other intangible assets:
Gross carrying amount, finite-lived	$ 20,409	20,306
Accumulated Amortization	(2,338)	(806)
Net, finite-lived intangible assets	$ 18,071	19,500
Customer relationships | Weighted average
Other intangible assets:
Useful life	20 years 11 months 12 days
Software
Other intangible assets:
Gross carrying amount, finite-lived	$ 8,496	1,274
Accumulated Amortization	(2,075)	(404)
Net, finite-lived intangible assets	$ 6,421	870
Software | Weighted average
Other intangible assets:
Useful life	2 years 4 months
Other
Other intangible assets:
Gross carrying amount, finite-lived	$ 100	100
Accumulated Amortization	(37)	(25)
Net, finite-lived intangible assets	$ 63	$ 75
Other | Weighted average
Other intangible assets:
Useful life	3 years 9 months