Legal Proceedings (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Loss Contingencies [Line Items]
Product liability insurance, amount per incident	$ 25.0
Product liability insurance, aggregate annual amount	25.0
Lexion Alleged Lost Profits [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	14.8
Lexion Costs Related to Alleged Corrective Advertising [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 18.7