Discontinued Operations and Held For Sale (Astora Restructuring) (Narrative) (Details) - Astora Restructuring	3 Months Ended	12 Months Ended
	Mar. 31, 2016 employee	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Number of positions reduced | employee	250
Restructuring expenses		$ 60,850,000	$ 0
Expected restructuring costs remaining		0
Restructuring reserve		$ 5,516,000	$ 0