The calculated weighted-average amortization period of a major class of finite-lived intangible assets acquired during the current period either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 142
-Paragraph 44
-Subparagraph a(3)
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16265-109275

Acquisitions and Divestitures (Details Textuals) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended					1 Months Ended	3 Months Ended			1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2011 USD ($)	Jun. 30, 2011 USD ($)	Jun. 30, 2010 USD ($)	May 25, 2011 USD ($)	May 25, 2011 EUR (€)	May 25, 2011 Paomar PLC [Member]	Jan. 31, 2010 Eden Biopharm Group Limited [Member] USD ($)	Mar. 31, 2010 Scinopharm [Member] USD ($)	Jul. 02, 2010 Columbia Laboratories [Member] USD ($)	Oct. 04, 2010 Moksha8 [Member] USD ($)	Jun. 30, 2011 Specifar [Member] USD ($)	Jun. 30, 2011 Specifar [Member] USD ($)	Jun. 30, 2011 Specifar [Member] USD ($)	May 25, 2011 Specifar [Member]
Description of Business (Textuals) [Abstract]
Cash paid				$ 561.7	€ 400.0				$ 62.0
Additional contingent consideration					40.0				45.5
Accretion expense on contingent obligations												0.3	0.3
Amortization of inventory step-up to cost of sales, approximately	2.7
Effective annual interest rate using for probability weighted cash flows were discounted	17.00%	17.00%
Fair value of the contingent consideration obligation											28.5	28.5	28.5
Step-up in the value of inventories approximately	7.6	7.6
Pretax charges for advisory, legal and regulatory costs in relation to acquisition	6.0
Percentage of shares hold by Paomar in Specifar Commercial Industrial Pharmaceutical, Chemical and Construction Exploitations Societe Anonyme (ABEE)						100.00%								100.00%
Purchase of remaining interest in Eden							15
Net proceeds sale of common shares								94.0
Gain on sale of securities		0.8	24.8					23.4
Estimated weighted average useful life (in years) of currently marketed products		7
Common stock, shares acquired									11.2
Initial investment										30.0
Percentage of remaining ownership interest acquired							64.00%		13.00%
Additional investment										20.0
Payment of long term debt assumed in acquisition			$ 4.3								$ 28.8
Minimum period over which IPR&D intangible assets to be approved for marketing		1 year
Maximum period over which IPR&D intangible assets to be approved for marketing		3 years