Commitments and Contingencies (Actions In Which We Are The Plaintiff) (Details)	1 Months Ended			2 Months Ended	4 Months Ended
	Dec. 31, 2015 Patents	Jun. 30, 2015 Patents	Jun. 30, 2013 Patents	Jul. 31, 2015 Defendant	Dec. 31, 2015 Patents
Tygacil [Member] | Pfizer Versus Mylan Laboratories Limited [Member] | Pending Litigation [Member]
Gain Contingencies [Line Items]
Number of patents					2
Precedex Premix [Member] | Hospira Versus Amneal Pharmaceuticals LLC [Member] | Pending Litigation [Member]
Gain Contingencies [Line Items]
Number of patents not infringed upon		4
Precedex Premix [Member] | Hospira Versus Fresenius [Member] | Pending Litigation [Member]
Gain Contingencies [Line Items]
Number of patents not infringed upon	4
Patent Infringement [Member] | Toviaz [Member] | Pfizer Versus Several Generic Manufacturers [Member] | Pending Litigation [Member]
Gain Contingencies [Line Items]
Number of patents			5	8
Patent Infringement [Member] | Toviaz [Member] | Pfizer Versus Several Generic Manufacturers [Member] | Settled Litigation [Member]
Gain Contingencies [Line Items]
Number of patents | Defendant				4
Patent Infringement [Member] | Toviaz Composition-of-matter Patents [Member] | Pfizer Versus Several Generic Manufacturers [Member] | Pending Litigation [Member]
Gain Contingencies [Line Items]
Number of patents infringed upon			3