Goodwill and Intangible Assets, Net - Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended		6 Months Ended	12 Months Ended
	Apr. 30, 2017	Aug. 31, 2015	Jun. 30, 2013	Sep. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets							$ 319,246	$ 19,663	$ 0
Expected useful life							10 years 10 months
Amortization of intangible assets							$ 146,100	84,900	$ 53,500
Makena base technology | Lumara Health
Finite-Lived Intangible Assets [Line Items]
Expected useful life				7 years		20 years
Customer relationships | CBR
Finite-Lived Intangible Assets [Line Items]
Expected useful life		20 years					20 years
Favorable lease asset
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets								200
MuGard Rights
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets					$ 15,700
Expected useful life			10 years
Makena | Developed technology rights
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets				$ 319,200
Intrarosa | Developed technology rights
Finite-Lived Intangible Assets [Line Items]
Expected useful life	11 years 6 months
CBR trade names and trademarks
Indefinite-lived Intangible Assets [Line Items]
Impairment of intangible assets, indefinite-lived								$ 3,700