Intangible Assets and Goodwill Schedule of Indefinite Lived Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets	$ 432,390	$ 574,355
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross	425,155	628,900
Indefinite-lived Intangible Assets, Translation Adjustments	7,235	(54,545)
Momelotinib (formerly CYT387) [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets	308,155	362,700
Other [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets	$ 117,000	$ 266,200