Reserves for Discounts and Allowances (Details 1) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	$ 474.5	$ 416.3
Reduction of accounts receivable
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	153.4	151.4
Component of accrued expenses and other
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	$ 321.1	$ 264.9