Reserves for Discounts and Allowances (Details 1) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	$ 732.3	$ 662.7
Reduction of accounts receivable
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	156.9	144.6
Component of accrued expenses and other
Summary of total product revenue reserves included in consolidated balance sheets
Total reserves	$ 575.4	$ 518.1