BUSINESS COMBINATIONS (Details 9) (USD $)	12 Months Ended			1 Months Ended	12 Months Ended		12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Jan. 31, 2012 Elidel and Xerese	Dec. 31, 2011 Elidel and Xerese	Jun. 29, 2011 Elidel and Xerese	Dec. 31, 2011 Elidel and Xerese Elidel	Dec. 31, 2011 Elidel and Xerese Xerese	Dec. 31, 2011 Elidel and Xerese Product brands Y
Business Combinations
Upfront payment						$ 76,000,000
Series of potential milestones to be paid						16,000,000
Amount of minimum royalty to be paid						120,000,000
Amount of additional minimum royalty to be paid						120,000,000
Fair value of upfront and contingent consideration						437,700,000
Acquisition-related contingent consideration	(10,986,000)				11,200,000
Payments of contingent consideration	31,800,000			27,500,000	28,500,000
Identifiable intangible assets, excluding acquired IPR&D					406,400,000
Acquired IPR&D					33,500,000
Deferred income taxes, net					(2,200,000)
Estimated weighted-average useful life (in years)									8
Acquisition-related costs	32,964,000	38,262,000	5,596,000		400,000
Revenues of acquiree since acquisition date							38,500,000	3,400,000
Effects of the acquisition accounting adjustments					$ 26,400,000