SEGMENTS (DETAILS) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Segment Reporting Revenue Reconciling Item [Line Items]
Net Revenues	$ 721,126	$ 695,932	$ 570,647
Net Revenues Total	721,126	695,932	570,647
Net Revenues Percent Total	100.00%	100.00%	100.00%
Top Three Products Revenues Percent Of Total	72.10%	72.90%	72.00%
Acne And Acne Related Dermatological Products [Member]
Segment Reporting Revenue Reconciling Item [Line Items]
Net Revenues	447,585	482,359	398,861
Net Revenues Total	447,585	482,359	398,861
Net Revenues Percent	62.00%	69.00%	70.00%
Non Acne Dermatological Products [Member]
Segment Reporting Revenue Reconciling Item [Line Items]
Net Revenues	229,603	174,978	133,595
Net Revenues Total	229,603	174,978	133,595
Net Revenues Percent	32.00%	25.00%	23.00%
Non Dermatological Products [Member]
Segment Reporting Revenue Reconciling Item [Line Items]
Net Revenues	43,938	38,595	38,191
Net Revenues Total	$ 43,938	$ 38,595	$ 38,191
Net Revenues Percent	6.00%	6.00%	7.00%
Mc Kesson [Member]
Entity Wide Revenue Major Customer [Line Items]
Entity Wide Revenue Major Customer Percent	44.30%	42.60%	40.80%
Cardinal [Member]
Entity Wide Revenue Major Customer [Line Items]
Entity Wide Revenue Major Customer Percent	38.30%	35.40%	37.10%
Amerisource Bergen [Member]
Entity Wide Revenue Major Customer [Line Items]
Entity Wide Revenue Major Customer Percent		10.80%