Fair Value Measurement (Quantitative Information About Recurring and Non-recurring Level 3 Fair Value Measurements) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Fair Value Inputs
Impairment of intangible assets	$ 19.9	$ 197.9	$ 16.0
Impairment of assets held for sale	636.9	0	0
Recurring Basis | Contingent Consideration Payable | Minimum
Fair Value Inputs
Assumed market participant discount rate	2.90%
Cumulative probability of milestones being achieved	18.00%
Periods in which milestones are expected to be achieved	2014
Forecast quarterly royalties payable on net sales of relevant products	2.4
Recurring Basis | Contingent Consideration Payable | Maximum
Fair Value Inputs
Assumed market participant discount rate	15.00%
Cumulative probability of milestones being achieved	57.00%
Periods in which milestones are expected to be achieved	2025
Forecast quarterly royalties payable on net sales of relevant products	7.6
Recurring Basis | Contingent Consideration Payable | Income approach (probability weighted discounted cash flow)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Liabilities	405.9
Recurring Basis | Contingent Consideration Receivable
Fair Value Inputs
Assumed market participant discount rate	6.20%
Recurring Basis | Contingent Consideration Receivable | Minimum
Fair Value Inputs
Probability weightings applied to different sales scenarios	10.00%
Future forecast royalties receivable at relevant contractual royalty rates	40.0
Recurring Basis | Contingent Consideration Receivable | Maximum
Fair Value Inputs
Probability weightings applied to different sales scenarios	45.00%
Future forecast royalties receivable at relevant contractual royalty rates	148.0
Recurring Basis | Contingent Consideration Receivable | Income approach (probability weighted discounted cash flow)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Assets	36.1
Nonrecurring Basis | Movetis-related IPR&D intangible assets
Fair Value Inputs
Assumed market participant discount rate	8.90%
Decline in forecast peak sales	50.00%
Nonrecurring Basis | Movetis-related IPR&D intangible assets | Income approach (discounted cash flow)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Assets	20.3
Nonrecurring Basis | DERMAGRAFT assets held for sale
Fair Value Inputs
Assumed market participant discount rate	11.50%
Nonrecurring Basis | DERMAGRAFT assets held for sale | Minimum
Fair Value Inputs
Future forecast milestones to be received	15
Nonrecurring Basis | DERMAGRAFT assets held for sale | Maximum
Fair Value Inputs
Future forecast milestones to be received	95
Nonrecurring Basis | DERMAGRAFT assets held for sale | Income approach (probability weighted discounted cash flow)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Assets	$ 31.6