Goodwill, Other Intangible Assets, and Other Assets (Other Assets) (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended		0 Months Ended
	Jan. 03, 2012	Jun. 30, 2013	Jun. 30, 2013 Joint Development and Distribution Agreement [Member] Other Assets [Member]	Jan. 03, 2013 After 1 Year of Meeting Supply Target [Member]	Jan. 03, 2013 After Year 2, Year 3 and Year 4 of Meeting Supply Target [Member]
Other Assets [Line Items]
Up-front payment	$ 63.0
Additional contingent cash payment	84.0				16.7
Contingent payment period	4 years
Joint Development and Distribution Agreement, Conditional Payment, Amount Paid				34.0
Gross carrying amount		149.4
Accumulated amortization		9.0
Useful life			25 years
Amount accrued		$ 50.0