Contingencies (Medical Monitoring Class Actions Narrative) (Details) (Medical Monitoring Class Actions [Member], Donovan [Member], Medical Monitoring Class Actions [Member], USD $)	3 Months Ended
	Mar. 31, 2015
Medical Monitoring Class Actions [Member] | Donovan [Member] | Medical Monitoring Class Actions [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 190,000,000